| Column | Value | | Explain (UCD) |
| _r | 0.000 | arcsec | Distance from center (037.229487+00.340423)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance) (POS_ANG_DIST_GENERAL) |
| _RAJ2000 | 02 28 55.07744 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEJ2000 | +00 20 25.5118 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _RAB1950 | 02 26 21.14578 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEB1950 | +00 07 04.5202 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 167.38076558 | deg | Galactic longitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -53.89771971 | deg | Galactic latitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT) |
|
| ra | 037.229487 | deg | (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| dec | +00.340423 | deg | (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| mode | 2 | | [1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class) (CLASS_CODE) |
| clean | | | [+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup) (CODE_QUALITY) |
| class | 6 | | Type of object (3=galaxy, 6=star) (Note 1)
(src.class) (CLASS_OBJECT) |
| SDSS12 | J022855.07+002025.5 | | (i) SDSS-DR12 name, based on J2000 position (meta.id) (ID_ALTERNATIVE) |
| m_SDSS12 | * | | [*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip) (CODE_MULT_INDEX) |
|
| DR12 | Im | | Image from SDSS-server (DR12) (meta.ref.url) (DATA_LINK) |
|
| SDSS-ID | 94-301-4-0417-0298 | | (i) [0-9 -] SDSS object identifier (Note 2)
(meta.id) (ID_ALTERNATIVE) |
| objID | 1237645878498492714 | | (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)
(meta.id;meta.main) (ID_MAIN) |
| Sp-ID | | | (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)
(meta.id) (ID_ALTERNATIVE) |
| SpObjID | 0 | | Pointer to the spectrum of object, or 0 (Note 7)
(meta.id) (ID_ALTERNATIVE) |
| parentID | 0 | | Pointer to parent (if object deblended) (meta.id.parent) (ID_PARENT) |
| flags | 68987912704 | | Photo Object Attribute flags (Note 3)
(meta.code.error) (CODE_MISC) |
| Status | 1025 | | Hexadecimal status (Note 4)
(meta.code) (CODE_MISC) |
| raErr | 0.018 | arcsec | [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra) (ERROR) |
| decErr | 0.016 | arcsec | [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec) (ERROR) |
| ObsDate | 1998.7171 | yr | (i) Mean Observation date (Note 6)
(time.epoch;obs;stat.mean) (TIME_DATE) |
| Q | 3 | | [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs) (CODE_QUALITY) |
| u | 21.794 | mag | (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| err_u | 0.133 | mag | Mean error on umag (err_u) (stat.error;phot.mag) (ERROR) |
| g | 20.808 | mag | (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| err_g | 0.029 | mag | Mean error on gmag (err_g) (stat.error;phot.mag) (ERROR) |
| r | 20.357 | mag | (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| err_r | 0.028 | mag | Mean error on rmag (err_r) (stat.error;phot.mag) (ERROR) |
| i | 20.139 | mag | (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| err_i | 0.036 | mag | Mean error on imag (err_i) (stat.error;phot.mag) (ERROR) |
| z | 20.273 | mag | (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| err_z | 0.190 | mag | Mean error on zmag (err_z) (stat.error;phot.mag) (ERROR) |
| zsp | | | (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)
(src.redshift) (REDSHIFT_HC) |
| e_zsp | | | Mean error on zsp (negative for bad fit) (Note 7)
(stat.error) (ERROR) |
| f_zsp | | | [0/196] "zwarning" flag (Note 9)
(meta.code) (CODE_MISC) |
| velDisp | | km/s | [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion) (VELOC_DISP) |
| velDispErr | | km/s | Mean error on Vdisp (velDispErr) (stat.error) (ERROR) |
| instrument | | | Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr) (INST_ID) |
| sourceType | | | Source type (sourceType) (10) (list of types) (Note)
(src.class) (CLASS_OBJECT) |
| spCl | | | Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect) (CLASS_STAR/GALAXY) |
| subClass | | | Spectroscopic subclass (subClass) (Note 11)
(src.spType) (SPECT_GENERAL) |
| snMedian | | | [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median) (INST_S/N) |
| flags_u | 275280593408 | | Detection flags, u band (flags_u) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_u | 1 | | 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_u | 6 | | [0/6] Phototype in u band, 6=Star (type_u) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| uDate | 1998.7171 | yr | Date of observation in u band (Note 6)
(time.epoch) (TIME_DATE) |
| u'mag | 21.794 | mag | [4/38] Model magnitude in u' filter (= umag) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| e_u'mag | 0.133 | mag | Mean error on u'mag (= e_umag) (stat.error;phot.mag) (ERROR) |
| psfMag_u | 21.725 | mag | [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| psfMagErr_u | 0.120 | mag | Mean error on upmag (psfMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroMag_u | 21.989 | mag | [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| petroMagErr_u | 0.625 | mag | Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroRad_u | 3.292 | arcsec | [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_u | 0.156 | arcsec | Mean error in uPrad (petroRadErr_u) (stat.error) (ERROR) |
| offsetRa_u | 0.11 | arcsec | Offset of u position along RA (offsetRa_u) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_u | -0.05 | arcsec | Offset of u position along Dec (offsetDec_u) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_u | 0.095 | arcsec | de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| udVell | 0.067 | arcsec | de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_u | 130.5 | deg | Position angle of dVrad in u band (deVPhi_u) (pos.posAng) (POS_POS-ANG) |
| flags_g | 275146375168 | | Detection flags, g band (flags_g) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_g | 1 | | 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_g | 6 | | Phototype in g band, 6=Star (type_g) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| gDate | 1998.7171 | yr | Date of observation in g band (Note 6)
(time.epoch) (TIME_DATE) |
| g'mag | 20.808 | mag | [5/39] Model magnitude in g' filter (= gmag) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| e_g'mag | 0.029 | mag | Mean error on g'mag (= e_gmag) (stat.error;phot.mag) (ERROR) |
| psfMag_g | 20.789 | mag | [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| psfMagErr_g | 0.030 | mag | Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroMag_g | 20.865 | mag | [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| petroMagErr_g | 0.576 | mag | Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroRad_g | 1.436 | arcsec | Petrosian radius in g band (petroRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_g | 0.107 | arcsec | Mean error in gPrad (petroRadErr_g) (stat.error) (ERROR) |
| offsetRa_g | -0.09 | arcsec | Offset of g position along RA (offsetRa_g) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_g | 0.07 | arcsec | Offset of g position along Dec (offsetDec_g) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_g | 0.000 | arcsec | de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| gdVell | 0.264 | arcsec | de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_g | 106.0 | deg | Position angle of dVrad in g band (deVPhi_g) (pos.posAng) (POS_POS-ANG) |
| flags_r | 4503874782134272 | | Detection flags, r band (flags_r) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_r | 1 | | 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_r | 6 | | Phototype in r band, 6=Star (type_r) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| rDate | 1998.7171 | yr | Date of observation in r band (Note 6)
(time.epoch) (TIME_DATE) |
| r'mag | 20.357 | mag | [4/39] Model magnitude in r' filter (= rmag) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| e_r'mag | 0.028 | mag | Mean error on r'mag (= e_rmag) (stat.error;phot.mag) (ERROR) |
| psfMag_r | 20.340 | mag | [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| psfMagErr_r | 0.027 | mag | Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroMag_r | 20.381 | mag | [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| petroMagErr_r | 0.645 | mag | Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroRad_r | 1.220 | arcsec | Petrosian radius in r band (petroRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_r | 1.463 | arcsec | Mean error in rPrad (petroRadErr_r) (stat.error) (ERROR) |
| offsetRa_r | 0.00 | arcsec | Offset of r position along RA (offsetRa_r) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_r | 0.00 | arcsec | Offset of r position along Dec (offsetDec_r) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_r | 0.001 | arcsec | de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| rdVell | 0.907 | arcsec | de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_r | 136.5 | deg | Position angle of dVrad in r band (deVPhi_r) (pos.posAng) (POS_POS-ANG) |
| flags_i | 275146375168 | | Detection flags, i band (flags_i) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_i | 1 | | 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_i | 6 | | Phototype in i band, 6=Star (type_i) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| iDate | 1998.7171 | yr | Date of observation in i band (Note 6)
(time.epoch) (TIME_DATE) |
| i'mag | 20.139 | mag | [3/40] Model magnitude in i' filter (= imag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| e_i'mag | 0.036 | mag | Mean error on i'mag (= e_imag) (stat.error;phot.mag) (ERROR) |
| psfMag_i | 20.142 | mag | [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| psfMagErr_i | 0.036 | mag | Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroMag_i | 20.157 | mag | [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| petroMagErr_i | 0.418 | mag | Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroRad_i | 1.365 | arcsec | Petrosian radius in i band (petroRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_i | 0.344 | arcsec | Mean error in iPrad (petroRadErr_i) (stat.error) (ERROR) |
| offsetRa_i | -0.01 | arcsec | Offset of i position along RA (offsetRa_i) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_i | 0.01 | arcsec | Offset of i position along Dec (offsetDec_i) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_i | 0.006 | arcsec | de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| idVell | 0.803 | arcsec | de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_i | 139.5 | deg | Position angle of dVrad in i band (deVPhi_i) (pos.posAng) (POS_POS-ANG) |
| flags_z | 45036271554297856 | | Detection flags, z band (flags_z) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_z | 1 | | 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_z | 6 | | Phototype in z band, 6=Star (type_z) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| zDate | 1998.7171 | yr | Date of observation in z band (Note 6)
(time.epoch) (TIME_DATE) |
| z'mag | 20.273 | mag | [3/38] Model magnitude in z filter (= zmag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| e_z'mag | 0.190 | mag | Mean error on z'mag (= e_zmag) (stat.error;phot.mag) (ERROR) |
| psfMag_z | 20.217 | mag | [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| psfMagErr_z | 0.180 | mag | Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroMag_z | 20.849 | mag | [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| petroMagErr_z | 0.602 | mag | Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroRad_z | 1.204 | arcsec | Petrosian radius in z band (petroRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_z | 0.555 | arcsec | Mean error in zPrad (petroRadErr_z) (stat.error) (ERROR) |
| offsetRa_z | -0.12 | arcsec | Offset of z position along RA (offsetRa_z) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_z | 0.19 | arcsec | Offset of z position along Dec (offsetDec_z) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_z | 0.123 | arcsec | de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| zdVell | 0.525 | arcsec | de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_z | 51.3 | deg | Position angle of dVrad in z band (deVPhi_z) (pos.posAng) (POS_POS-ANG) |
| pmRa | 6.5 | mas/yr | [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)
(pos.pm;pos.eq.ra) (POS_EQ_PMRA) |
| pmRaErr | 6.2 | mas/yr | Mean error on pmRA (pmRaErr) (Note 8)
(stat.error;pos.pm;pos.eq.ra) (ERROR) |
| pmDec | -8.6 | mas/yr | [-4846/4437] Proper motion along Declination (pmDec) (Note 8)
(pos.pm;pos.eq.dec) (POS_EQ_PMDEC) |
| pmDecErr | 6.2 | mas/yr | Mean error on pmDE (pmDecErr) (Note 8)
(stat.error;pos.pm;pos.eq.dec) (ERROR) |
| sigRA | 249.39 | mas | [0/8662] RMS residual of proper motion fit in RA (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| sigDE | 145.33 | mas | [0/10625] RMS residual of proper motion fit in Dec (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| match | 1 | | [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)
(meta.number) (NUMBER) |
| nFit | 4 | | [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)
(meta.number) (NUMBER) |
| g(O) | 20.6 | | Magnitude from O plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(E) | 0.0 | | Magnitude from E plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| g(J) | 20.2 | | Magnitude from J plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(F) | 20.0 | | Magnitude from F plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| i(N) | 0.0 | | Magnitude from N plate recalibrated to i (Note 8)
(phot.mag;em.opt.I) (PHOT_PHG_I) |
| zph | | | (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)
(src.redshift) (REDSHIFT_PHOT) |
| zErr | | | [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)
(stat.error) (ERROR) |
| nnAvgZ | | | [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot) (REDSHIFT_PHOT) |
| chisq_zph | | | Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value) (FIT_CHI2) |
| absMagU | | mag | [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagG | | mag | [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagR | | mag | [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagI | | mag | [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagZ | | mag | [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| Column | Value | | Explain (UCD) |
| _r | 0.014 | arcsec | Distance from center (037.229487+00.340423)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance) (POS_ANG_DIST_GENERAL) |
| _RAJ2000 | 02 28 55.07619 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEJ2000 | +00 20 25.5233 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _RAB1950 | 02 26 21.14720 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEB1950 | +00 07 04.5118 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 167.38076981 | deg | Galactic longitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -53.89772284 | deg | Galactic latitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT) |
|
| ra | 037.229487 | deg | (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| dec | +00.340419 | deg | (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| mode | 2 | | [1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class) (CLASS_CODE) |
| clean | | | [+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup) (CODE_QUALITY) |
| class | 6 | | Type of object (3=galaxy, 6=star) (Note 1)
(src.class) (CLASS_OBJECT) |
| SDSS12 | J022855.07+002025.5 | | (i) SDSS-DR12 name, based on J2000 position (meta.id) (ID_ALTERNATIVE) |
| m_SDSS12 | * | | [*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip) (CODE_MULT_INDEX) |
|
| DR12 | Im | | Image from SDSS-server (DR12) (meta.ref.url) (DATA_LINK) |
|
| SDSS-ID | 2677-301-4-0224-0675 | | (i) [0-9 -] SDSS object identifier (Note 2)
(meta.id) (ID_ALTERNATIVE) |
| objID | 1237656972386370211 | | (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)
(meta.id;meta.main) (ID_MAIN) |
| Sp-ID | | | (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)
(meta.id) (ID_ALTERNATIVE) |
| SpObjID | 0 | | Pointer to the spectrum of object, or 0 (Note 7)
(meta.id) (ID_ALTERNATIVE) |
| parentID | 0 | | Pointer to parent (if object deblended) (meta.id.parent) (ID_PARENT) |
| flags | 68987912192 | | Photo Object Attribute flags (Note 3)
(meta.code.error) (CODE_MISC) |
| Status | 1025 | | Hexadecimal status (Note 4)
(meta.code) (CODE_MISC) |
| raErr | 0.013 | arcsec | [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra) (ERROR) |
| decErr | 0.014 | arcsec | [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec) (ERROR) |
| ObsDate | 2001.8163 | yr | (i) Mean Observation date (Note 6)
(time.epoch;obs;stat.mean) (TIME_DATE) |
| Q | 3 | | [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs) (CODE_QUALITY) |
| u | 22.201 | mag | (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| err_u | 0.227 | mag | Mean error on umag (err_u) (stat.error;phot.mag) (ERROR) |
| g | 20.858 | mag | (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| err_g | 0.032 | mag | Mean error on gmag (err_g) (stat.error;phot.mag) (ERROR) |
| r | 20.376 | mag | (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| err_r | 0.029 | mag | Mean error on rmag (err_r) (stat.error;phot.mag) (ERROR) |
| i | 20.113 | mag | (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| err_i | 0.031 | mag | Mean error on imag (err_i) (stat.error;phot.mag) (ERROR) |
| z | 19.946 | mag | (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| err_z | 0.110 | mag | Mean error on zmag (err_z) (stat.error;phot.mag) (ERROR) |
| zsp | | | (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)
(src.redshift) (REDSHIFT_HC) |
| e_zsp | | | Mean error on zsp (negative for bad fit) (Note 7)
(stat.error) (ERROR) |
| f_zsp | | | [0/196] "zwarning" flag (Note 9)
(meta.code) (CODE_MISC) |
| velDisp | | km/s | [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion) (VELOC_DISP) |
| velDispErr | | km/s | Mean error on Vdisp (velDispErr) (stat.error) (ERROR) |
| instrument | | | Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr) (INST_ID) |
| sourceType | | | Source type (sourceType) (10) (list of types) (Note)
(src.class) (CLASS_OBJECT) |
| spCl | | | Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect) (CLASS_STAR/GALAXY) |
| subClass | | | Spectroscopic subclass (subClass) (Note 11)
(src.spType) (SPECT_GENERAL) |
| snMedian | | | [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median) (INST_S/N) |
| flags_u | 32769 | | Detection flags, u band (flags_u) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_u | 0 | | 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_u | 3 | | [0/6] Phototype in u band, 6=Star (type_u) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| uDate | 2001.8163 | yr | Date of observation in u band (Note 6)
(time.epoch) (TIME_DATE) |
| u'mag | 22.201 | mag | [4/38] Model magnitude in u' filter (= umag) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| e_u'mag | 0.227 | mag | Mean error on u'mag (= e_umag) (stat.error;phot.mag) (ERROR) |
| psfMag_u | 22.173 | mag | [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| psfMagErr_u | 0.213 | mag | Mean error on upmag (psfMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroMag_u | 21.984 | mag | [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| petroMagErr_u | 0.303 | mag | Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroRad_u | 2.589 | arcsec | [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_u | 1.560 | arcsec | Mean error in uPrad (petroRadErr_u) (stat.error) (ERROR) |
| offsetRa_u | 0.03 | arcsec | Offset of u position along RA (offsetRa_u) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_u | -0.01 | arcsec | Offset of u position along Dec (offsetDec_u) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_u | 0.830 | arcsec | de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| udVell | 0.050 | arcsec | de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_u | 157.6 | deg | Position angle of dVrad in u band (deVPhi_u) (pos.posAng) (POS_POS-ANG) |
| flags_g | 275146375168 | | Detection flags, g band (flags_g) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_g | 1 | | 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_g | 6 | | Phototype in g band, 6=Star (type_g) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| gDate | 2001.8163 | yr | Date of observation in g band (Note 6)
(time.epoch) (TIME_DATE) |
| g'mag | 20.858 | mag | [5/39] Model magnitude in g' filter (= gmag) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| e_g'mag | 0.032 | mag | Mean error on g'mag (= e_gmag) (stat.error;phot.mag) (ERROR) |
| psfMag_g | 20.864 | mag | [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| psfMagErr_g | 0.033 | mag | Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroMag_g | 20.933 | mag | [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| petroMagErr_g | 0.046 | mag | Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroRad_g | 1.405 | arcsec | Petrosian radius in g band (petroRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_g | 0.161 | arcsec | Mean error in gPrad (petroRadErr_g) (stat.error) (ERROR) |
| offsetRa_g | 0.01 | arcsec | Offset of g position along RA (offsetRa_g) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_g | 0.01 | arcsec | Offset of g position along Dec (offsetDec_g) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_g | 0.164 | arcsec | de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| gdVell | 0.067 | arcsec | de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_g | 111.1 | deg | Position angle of dVrad in g band (deVPhi_g) (pos.posAng) (POS_POS-ANG) |
| flags_r | 4503874773712896 | | Detection flags, r band (flags_r) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_r | 1 | | 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_r | 6 | | Phototype in r band, 6=Star (type_r) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| rDate | 2001.8163 | yr | Date of observation in r band (Note 6)
(time.epoch) (TIME_DATE) |
| r'mag | 20.376 | mag | [4/39] Model magnitude in r' filter (= rmag) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| e_r'mag | 0.029 | mag | Mean error on r'mag (= e_rmag) (stat.error;phot.mag) (ERROR) |
| psfMag_r | 20.371 | mag | [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| psfMagErr_r | 0.028 | mag | Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroMag_r | 20.505 | mag | [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| petroMagErr_r | 0.052 | mag | Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroRad_r | 0.927 | arcsec | Petrosian radius in r band (petroRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_r | 0.038 | arcsec | Mean error in rPrad (petroRadErr_r) (stat.error) (ERROR) |
| offsetRa_r | 0.00 | arcsec | Offset of r position along RA (offsetRa_r) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_r | 0.00 | arcsec | Offset of r position along Dec (offsetDec_r) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_r | 0.010 | arcsec | de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| rdVell | 0.348 | arcsec | de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_r | 43.0 | deg | Position angle of dVrad in r band (deVPhi_r) (pos.posAng) (POS_POS-ANG) |
| flags_i | 275146375168 | | Detection flags, i band (flags_i) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_i | 1 | | 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_i | 6 | | Phototype in i band, 6=Star (type_i) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| iDate | 2001.8163 | yr | Date of observation in i band (Note 6)
(time.epoch) (TIME_DATE) |
| i'mag | 20.113 | mag | [3/40] Model magnitude in i' filter (= imag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| e_i'mag | 0.031 | mag | Mean error on i'mag (= e_imag) (stat.error;phot.mag) (ERROR) |
| psfMag_i | 20.115 | mag | [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| psfMagErr_i | 0.032 | mag | Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroMag_i | 20.220 | mag | [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| petroMagErr_i | 0.059 | mag | Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroRad_i | 0.866 | arcsec | Petrosian radius in i band (petroRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_i | 1.062 | arcsec | Mean error in iPrad (petroRadErr_i) (stat.error) (ERROR) |
| offsetRa_i | 0.02 | arcsec | Offset of i position along RA (offsetRa_i) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_i | -0.02 | arcsec | Offset of i position along Dec (offsetDec_i) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_i | 0.057 | arcsec | de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| idVell | 0.073 | arcsec | de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_i | 43.7 | deg | Position angle of dVrad in i band (deVPhi_i) (pos.posAng) (POS_POS-ANG) |
| flags_z | 275280560128 | | Detection flags, z band (flags_z) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_z | 0 | | 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_z | 3 | | Phototype in z band, 6=Star (type_z) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| zDate | 2001.8163 | yr | Date of observation in z band (Note 6)
(time.epoch) (TIME_DATE) |
| z'mag | 19.946 | mag | [3/38] Model magnitude in z filter (= zmag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| e_z'mag | 0.110 | mag | Mean error on z'mag (= e_zmag) (stat.error;phot.mag) (ERROR) |
| psfMag_z | 19.938 | mag | [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| psfMagErr_z | 0.103 | mag | Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroMag_z | 19.979 | mag | [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| petroMagErr_z | 0.203 | mag | Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroRad_z | 1.157 | arcsec | Petrosian radius in z band (petroRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_z | 0.204 | arcsec | Mean error in zPrad (petroRadErr_z) (stat.error) (ERROR) |
| offsetRa_z | -0.01 | arcsec | Offset of z position along RA (offsetRa_z) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_z | -0.14 | arcsec | Offset of z position along Dec (offsetDec_z) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_z | 0.366 | arcsec | de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| zdVell | 0.050 | arcsec | de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_z | 23.8 | deg | Position angle of dVrad in z band (deVPhi_z) (pos.posAng) (POS_POS-ANG) |
| pmRa | 5.7 | mas/yr | [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)
(pos.pm;pos.eq.ra) (POS_EQ_PMRA) |
| pmRaErr | 5.7 | mas/yr | Mean error on pmRA (pmRaErr) (Note 8)
(stat.error;pos.pm;pos.eq.ra) (ERROR) |
| pmDec | -8.2 | mas/yr | [-4846/4437] Proper motion along Declination (pmDec) (Note 8)
(pos.pm;pos.eq.dec) (POS_EQ_PMDEC) |
| pmDecErr | 5.7 | mas/yr | Mean error on pmDE (pmDecErr) (Note 8)
(stat.error;pos.pm;pos.eq.dec) (ERROR) |
| sigRA | 264.98 | mas | [0/8662] RMS residual of proper motion fit in RA (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| sigDE | 150.75 | mas | [0/10625] RMS residual of proper motion fit in Dec (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| match | 1 | | [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)
(meta.number) (NUMBER) |
| nFit | 4 | | [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)
(meta.number) (NUMBER) |
| g(O) | 20.6 | | Magnitude from O plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(E) | 0.0 | | Magnitude from E plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| g(J) | 20.3 | | Magnitude from J plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(F) | 20.0 | | Magnitude from F plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| i(N) | 0.0 | | Magnitude from N plate recalibrated to i (Note 8)
(phot.mag;em.opt.I) (PHOT_PHG_I) |
| zph | | | (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)
(src.redshift) (REDSHIFT_PHOT) |
| zErr | | | [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)
(stat.error) (ERROR) |
| nnAvgZ | | | [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot) (REDSHIFT_PHOT) |
| chisq_zph | | | Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value) (FIT_CHI2) |
| absMagU | | mag | [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagG | | mag | [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagR | | mag | [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagI | | mag | [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagZ | | mag | [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| Column | Value | | Explain (UCD) |
| _r | 0.016 | arcsec | Distance from center (037.229487+00.340423)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance) (POS_ANG_DIST_GENERAL) |
| _RAJ2000 | 02 28 55.07529 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEJ2000 | +00 20 25.5304 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _RAB1950 | 02 26 21.14696 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEB1950 | +00 07 04.5389 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 167.38076238 | deg | Galactic longitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -53.89772377 | deg | Galactic latitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT) |
|
| ra | 037.229483 | deg | (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| dec | +00.340421 | deg | (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| mode | 2 | | [1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class) (CLASS_CODE) |
| clean | | | [+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup) (CODE_QUALITY) |
| class | 6 | | Type of object (3=galaxy, 6=star) (Note 1)
(src.class) (CLASS_OBJECT) |
| SDSS12 | J022855.07+002025.5 | | (i) SDSS-DR12 name, based on J2000 position (meta.id) (ID_ALTERNATIVE) |
| m_SDSS12 | * | | [*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip) (CODE_MULT_INDEX) |
|
| DR12 | Im | | Image from SDSS-server (DR12) (meta.ref.url) (DATA_LINK) |
|
| SDSS-ID | 2589-301-4-0147-0521 | | (i) [0-9 -] SDSS object identifier (Note 2)
(meta.id) (ID_ALTERNATIVE) |
| objID | 1237656594424201737 | | (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)
(meta.id;meta.main) (ID_MAIN) |
| Sp-ID | | | (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)
(meta.id) (ID_ALTERNATIVE) |
| SpObjID | 0 | | Pointer to the spectrum of object, or 0 (Note 7)
(meta.id) (ID_ALTERNATIVE) |
| parentID | 0 | | Pointer to parent (if object deblended) (meta.id.parent) (ID_PARENT) |
| flags | 68987912448 | | Photo Object Attribute flags (Note 3)
(meta.code.error) (CODE_MISC) |
| Status | 1025 | | Hexadecimal status (Note 4)
(meta.code) (CODE_MISC) |
| raErr | 0.020 | arcsec | [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra) (ERROR) |
| decErr | 0.018 | arcsec | [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec) (ERROR) |
| ObsDate | 2001.7231 | yr | (i) Mean Observation date (Note 6)
(time.epoch;obs;stat.mean) (TIME_DATE) |
| Q | 3 | | [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs) (CODE_QUALITY) |
| u | 22.166 | mag | (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| err_u | 0.268 | mag | Mean error on umag (err_u) (stat.error;phot.mag) (ERROR) |
| g | 20.782 | mag | (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| err_g | 0.032 | mag | Mean error on gmag (err_g) (stat.error;phot.mag) (ERROR) |
| r | 20.324 | mag | (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| err_r | 0.031 | mag | Mean error on rmag (err_r) (stat.error;phot.mag) (ERROR) |
| i | 20.220 | mag | (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| err_i | 0.040 | mag | Mean error on imag (err_i) (stat.error;phot.mag) (ERROR) |
| z | 19.899 | mag | (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| err_z | 0.145 | mag | Mean error on zmag (err_z) (stat.error;phot.mag) (ERROR) |
| zsp | | | (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)
(src.redshift) (REDSHIFT_HC) |
| e_zsp | | | Mean error on zsp (negative for bad fit) (Note 7)
(stat.error) (ERROR) |
| f_zsp | | | [0/196] "zwarning" flag (Note 9)
(meta.code) (CODE_MISC) |
| velDisp | | km/s | [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion) (VELOC_DISP) |
| velDispErr | | km/s | Mean error on Vdisp (velDispErr) (stat.error) (ERROR) |
| instrument | | | Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr) (INST_ID) |
| sourceType | | | Source type (sourceType) (10) (list of types) (Note)
(src.class) (CLASS_OBJECT) |
| spCl | | | Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect) (CLASS_STAR/GALAXY) |
| subClass | | | Spectroscopic subclass (subClass) (Note 11)
(src.spType) (SPECT_GENERAL) |
| snMedian | | | [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median) (INST_S/N) |
| flags_u | 9007199388992769 | | Detection flags, u band (flags_u) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_u | 0 | | 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_u | 3 | | [0/6] Phototype in u band, 6=Star (type_u) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| uDate | 2001.7231 | yr | Date of observation in u band (Note 6)
(time.epoch) (TIME_DATE) |
| u'mag | 22.166 | mag | [4/38] Model magnitude in u' filter (= umag) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| e_u'mag | 0.268 | mag | Mean error on u'mag (= e_umag) (stat.error;phot.mag) (ERROR) |
| psfMag_u | 22.089 | mag | [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| psfMagErr_u | 0.236 | mag | Mean error on upmag (psfMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroMag_u | 22.008 | mag | [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| petroMagErr_u | 0.448 | mag | Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroRad_u | 7.359 | arcsec | [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_u | | arcsec | Mean error in uPrad (petroRadErr_u) (stat.error) (ERROR) |
| offsetRa_u | 0.03 | arcsec | Offset of u position along RA (offsetRa_u) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_u | -0.03 | arcsec | Offset of u position along Dec (offsetDec_u) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_u | 2.127 | arcsec | de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| udVell | 0.050 | arcsec | de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_u | 123.8 | deg | Position angle of dVrad in u band (deVPhi_u) (pos.posAng) (POS_POS-ANG) |
| flags_g | 275154763776 | | Detection flags, g band (flags_g) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_g | 1 | | 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_g | 6 | | Phototype in g band, 6=Star (type_g) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| gDate | 2001.7231 | yr | Date of observation in g band (Note 6)
(time.epoch) (TIME_DATE) |
| g'mag | 20.782 | mag | [5/39] Model magnitude in g' filter (= gmag) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| e_g'mag | 0.032 | mag | Mean error on g'mag (= e_gmag) (stat.error;phot.mag) (ERROR) |
| psfMag_g | 20.803 | mag | [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| psfMagErr_g | 0.032 | mag | Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroMag_g | 20.887 | mag | [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| petroMagErr_g | 0.066 | mag | Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroRad_g | 1.401 | arcsec | Petrosian radius in g band (petroRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_g | 31.814 | arcsec | Mean error in gPrad (petroRadErr_g) (stat.error) (ERROR) |
| offsetRa_g | 0.03 | arcsec | Offset of g position along RA (offsetRa_g) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_g | 0.02 | arcsec | Offset of g position along Dec (offsetDec_g) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_g | 0.074 | arcsec | de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| gdVell | 0.087 | arcsec | de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_g | 47.7 | deg | Position angle of dVrad in g band (deVPhi_g) (pos.posAng) (POS_POS-ANG) |
| flags_r | 4503874773712896 | | Detection flags, r band (flags_r) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_r | 1 | | 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_r | 6 | | Phototype in r band, 6=Star (type_r) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| rDate | 2001.7231 | yr | Date of observation in r band (Note 6)
(time.epoch) (TIME_DATE) |
| r'mag | 20.324 | mag | [4/39] Model magnitude in r' filter (= rmag) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| e_r'mag | 0.031 | mag | Mean error on r'mag (= e_rmag) (stat.error;phot.mag) (ERROR) |
| psfMag_r | 20.399 | mag | [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| psfMagErr_r | 0.038 | mag | Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroMag_r | 20.299 | mag | [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| petroMagErr_r | 0.062 | mag | Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroRad_r | 1.562 | arcsec | Petrosian radius in r band (petroRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_r | 0.192 | arcsec | Mean error in rPrad (petroRadErr_r) (stat.error) (ERROR) |
| offsetRa_r | 0.00 | arcsec | Offset of r position along RA (offsetRa_r) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_r | 0.00 | arcsec | Offset of r position along Dec (offsetDec_r) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_r | 0.177 | arcsec | de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| rdVell | 0.175 | arcsec | de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_r | 115.9 | deg | Position angle of dVrad in r band (deVPhi_r) (pos.posAng) (POS_POS-ANG) |
| flags_i | 275146375168 | | Detection flags, i band (flags_i) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_i | 1 | | 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_i | 6 | | Phototype in i band, 6=Star (type_i) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| iDate | 2001.7231 | yr | Date of observation in i band (Note 6)
(time.epoch) (TIME_DATE) |
| i'mag | 20.220 | mag | [3/40] Model magnitude in i' filter (= imag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| e_i'mag | 0.040 | mag | Mean error on i'mag (= e_imag) (stat.error;phot.mag) (ERROR) |
| psfMag_i | 20.280 | mag | [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| psfMagErr_i | 0.043 | mag | Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroMag_i | 20.279 | mag | [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| petroMagErr_i | 0.105 | mag | Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroRad_i | 1.085 | arcsec | Petrosian radius in i band (petroRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_i | 1.149 | arcsec | Mean error in iPrad (petroRadErr_i) (stat.error) (ERROR) |
| offsetRa_i | -0.03 | arcsec | Offset of i position along RA (offsetRa_i) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_i | 0.04 | arcsec | Offset of i position along Dec (offsetDec_i) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_i | 0.063 | arcsec | de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| idVell | 0.300 | arcsec | de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_i | 56.8 | deg | Position angle of dVrad in i band (deVPhi_i) (pos.posAng) (POS_POS-ANG) |
| flags_z | 402653184 | | Detection flags, z band (flags_z) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_z | 1 | | 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_z | 6 | | Phototype in z band, 6=Star (type_z) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| zDate | 2001.7231 | yr | Date of observation in z band (Note 6)
(time.epoch) (TIME_DATE) |
| z'mag | 19.899 | mag | [3/38] Model magnitude in z filter (= zmag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| e_z'mag | 0.145 | mag | Mean error on z'mag (= e_zmag) (stat.error;phot.mag) (ERROR) |
| psfMag_z | 19.902 | mag | [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| psfMagErr_z | 0.132 | mag | Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroMag_z | 20.601 | mag | [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| petroMagErr_z | 0.621 | mag | Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroRad_z | 0.988 | arcsec | Petrosian radius in z band (petroRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_z | 0.174 | arcsec | Mean error in zPrad (petroRadErr_z) (stat.error) (ERROR) |
| offsetRa_z | 0.02 | arcsec | Offset of z position along RA (offsetRa_z) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_z | -0.11 | arcsec | Offset of z position along Dec (offsetDec_z) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_z | 0.005 | arcsec | de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| zdVell | 0.050 | arcsec | de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_z | 74.6 | deg | Position angle of dVrad in z band (deVPhi_z) (pos.posAng) (POS_POS-ANG) |
| pmRa | 5.5 | mas/yr | [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)
(pos.pm;pos.eq.ra) (POS_EQ_PMRA) |
| pmRaErr | 5.7 | mas/yr | Mean error on pmRA (pmRaErr) (Note 8)
(stat.error;pos.pm;pos.eq.ra) (ERROR) |
| pmDec | -8.6 | mas/yr | [-4846/4437] Proper motion along Declination (pmDec) (Note 8)
(pos.pm;pos.eq.dec) (POS_EQ_PMDEC) |
| pmDecErr | 5.7 | mas/yr | Mean error on pmDE (pmDecErr) (Note 8)
(stat.error;pos.pm;pos.eq.dec) (ERROR) |
| sigRA | 252.88 | mas | [0/8662] RMS residual of proper motion fit in RA (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| sigDE | 147.75 | mas | [0/10625] RMS residual of proper motion fit in Dec (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| match | 1 | | [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)
(meta.number) (NUMBER) |
| nFit | 4 | | [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)
(meta.number) (NUMBER) |
| g(O) | 20.7 | | Magnitude from O plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(E) | 0.0 | | Magnitude from E plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| g(J) | 20.1 | | Magnitude from J plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(F) | 20.1 | | Magnitude from F plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| i(N) | 0.0 | | Magnitude from N plate recalibrated to i (Note 8)
(phot.mag;em.opt.I) (PHOT_PHG_I) |
| zph | | | (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)
(src.redshift) (REDSHIFT_PHOT) |
| zErr | | | [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)
(stat.error) (ERROR) |
| nnAvgZ | | | [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot) (REDSHIFT_PHOT) |
| chisq_zph | | | Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value) (FIT_CHI2) |
| absMagU | | mag | [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagG | | mag | [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagR | | mag | [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagI | | mag | [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagZ | | mag | [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| Column | Value | | Explain (UCD) |
| _r | 0.018 | arcsec | Distance from center (037.229487+00.340423)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance) (POS_ANG_DIST_GENERAL) |
| _RAJ2000 | 02 28 55.07626 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEJ2000 | +00 20 25.5129 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _RAB1950 | 02 26 21.14059 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEB1950 | +00 07 04.5311 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 167.38075894 | deg | Galactic longitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -53.89772282 | deg | Galactic latitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT) |
|
| ra | 037.229482 | deg | (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| dec | +00.340423 | deg | (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| mode | 2 | | [1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class) (CLASS_CODE) |
| clean | | | [+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup) (CODE_QUALITY) |
| class | 6 | | Type of object (3=galaxy, 6=star) (Note 1)
(src.class) (CLASS_OBJECT) |
| SDSS12 | J022855.07+002025.5 | | (i) SDSS-DR12 name, based on J2000 position (meta.id) (ID_ALTERNATIVE) |
| m_SDSS12 | * | | [*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip) (CODE_MULT_INDEX) |
|
| DR12 | Im | | Image from SDSS-server (DR12) (meta.ref.url) (DATA_LINK) |
|
| SDSS-ID | 259-301-4-0204-0354 | | (i) [0-9 -] SDSS object identifier (Note 2)
(meta.id) (ID_ALTERNATIVE) |
| objID | 1237646587154137442 | | (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)
(meta.id;meta.main) (ID_MAIN) |
| Sp-ID | | | (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)
(meta.id) (ID_ALTERNATIVE) |
| SpObjID | 0 | | Pointer to the spectrum of object, or 0 (Note 7)
(meta.id) (ID_ALTERNATIVE) |
| parentID | 0 | | Pointer to parent (if object deblended) (meta.id.parent) (ID_PARENT) |
| flags | 68987912192 | | Photo Object Attribute flags (Note 3)
(meta.code.error) (CODE_MISC) |
| Status | 1025 | | Hexadecimal status (Note 4)
(meta.code) (CODE_MISC) |
| raErr | 0.013 | arcsec | [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra) (ERROR) |
| decErr | 0.013 | arcsec | [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec) (ERROR) |
| ObsDate | 1998.8782 | yr | (i) Mean Observation date (Note 6)
(time.epoch;obs;stat.mean) (TIME_DATE) |
| Q | 3 | | [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs) (CODE_QUALITY) |
| u | 21.857 | mag | (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| err_u | 0.134 | mag | Mean error on umag (err_u) (stat.error;phot.mag) (ERROR) |
| g | 20.835 | mag | (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| err_g | 0.029 | mag | Mean error on gmag (err_g) (stat.error;phot.mag) (ERROR) |
| r | 20.320 | mag | (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| err_r | 0.026 | mag | Mean error on rmag (err_r) (stat.error;phot.mag) (ERROR) |
| i | 20.115 | mag | (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| err_i | 0.031 | mag | Mean error on imag (err_i) (stat.error;phot.mag) (ERROR) |
| z | 20.000 | mag | (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| err_z | 0.124 | mag | Mean error on zmag (err_z) (stat.error;phot.mag) (ERROR) |
| zsp | | | (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)
(src.redshift) (REDSHIFT_HC) |
| e_zsp | | | Mean error on zsp (negative for bad fit) (Note 7)
(stat.error) (ERROR) |
| f_zsp | | | [0/196] "zwarning" flag (Note 9)
(meta.code) (CODE_MISC) |
| velDisp | | km/s | [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion) (VELOC_DISP) |
| velDispErr | | km/s | Mean error on Vdisp (velDispErr) (stat.error) (ERROR) |
| instrument | | | Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr) (INST_ID) |
| sourceType | | | Source type (sourceType) (10) (list of types) (Note)
(src.class) (CLASS_OBJECT) |
| spCl | | | Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect) (CLASS_STAR/GALAXY) |
| subClass | | | Spectroscopic subclass (subClass) (Note 11)
(src.spType) (SPECT_GENERAL) |
| snMedian | | | [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median) (INST_S/N) |
| flags_u | 275280592896 | | Detection flags, u band (flags_u) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_u | 1 | | 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_u | 6 | | [0/6] Phototype in u band, 6=Star (type_u) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| uDate | 1998.8782 | yr | Date of observation in u band (Note 6)
(time.epoch) (TIME_DATE) |
| u'mag | 21.857 | mag | [4/38] Model magnitude in u' filter (= umag) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| e_u'mag | 0.134 | mag | Mean error on u'mag (= e_umag) (stat.error;phot.mag) (ERROR) |
| psfMag_u | 21.883 | mag | [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| psfMagErr_u | 0.125 | mag | Mean error on upmag (psfMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroMag_u | 21.966 | mag | [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| petroMagErr_u | 0.224 | mag | Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroRad_u | 1.626 | arcsec | [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_u | 0.330 | arcsec | Mean error in uPrad (petroRadErr_u) (stat.error) (ERROR) |
| offsetRa_u | 0.01 | arcsec | Offset of u position along RA (offsetRa_u) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_u | -0.02 | arcsec | Offset of u position along Dec (offsetDec_u) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_u | 0.255 | arcsec | de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| udVell | 0.050 | arcsec | de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_u | 120.6 | deg | Position angle of dVrad in u band (deVPhi_u) (pos.posAng) (POS_POS-ANG) |
| flags_g | 275146375168 | | Detection flags, g band (flags_g) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_g | 1 | | 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_g | 6 | | Phototype in g band, 6=Star (type_g) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| gDate | 1998.8782 | yr | Date of observation in g band (Note 6)
(time.epoch) (TIME_DATE) |
| g'mag | 20.835 | mag | [5/39] Model magnitude in g' filter (= gmag) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| e_g'mag | 0.029 | mag | Mean error on g'mag (= e_gmag) (stat.error;phot.mag) (ERROR) |
| psfMag_g | 20.871 | mag | [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| psfMagErr_g | 0.030 | mag | Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroMag_g | 20.958 | mag | [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| petroMagErr_g | 0.047 | mag | Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroRad_g | 1.250 | arcsec | Petrosian radius in g band (petroRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_g | 0.077 | arcsec | Mean error in gPrad (petroRadErr_g) (stat.error) (ERROR) |
| offsetRa_g | 0.01 | arcsec | Offset of g position along RA (offsetRa_g) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_g | 0.03 | arcsec | Offset of g position along Dec (offsetDec_g) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_g | 0.002 | arcsec | de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| gdVell | 0.696 | arcsec | de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_g | 75.1 | deg | Position angle of dVrad in g band (deVPhi_g) (pos.posAng) (POS_POS-ANG) |
| flags_r | 4503874773745664 | | Detection flags, r band (flags_r) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_r | 1 | | 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_r | 6 | | Phototype in r band, 6=Star (type_r) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| rDate | 1998.8782 | yr | Date of observation in r band (Note 6)
(time.epoch) (TIME_DATE) |
| r'mag | 20.320 | mag | [4/39] Model magnitude in r' filter (= rmag) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| e_r'mag | 0.026 | mag | Mean error on r'mag (= e_rmag) (stat.error;phot.mag) (ERROR) |
| psfMag_r | 20.402 | mag | [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| psfMagErr_r | 0.029 | mag | Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroMag_r | 20.355 | mag | [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| petroMagErr_r | 0.049 | mag | Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroRad_r | 1.106 | arcsec | Petrosian radius in r band (petroRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_r | 0.132 | arcsec | Mean error in rPrad (petroRadErr_r) (stat.error) (ERROR) |
| offsetRa_r | 0.00 | arcsec | Offset of r position along RA (offsetRa_r) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_r | 0.00 | arcsec | Offset of r position along Dec (offsetDec_r) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_r | 0.109 | arcsec | de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| rdVell | 0.818 | arcsec | de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_r | 10.2 | deg | Position angle of dVrad in r band (deVPhi_r) (pos.posAng) (POS_POS-ANG) |
| flags_i | 275146375168 | | Detection flags, i band (flags_i) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_i | 1 | | 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_i | 6 | | Phototype in i band, 6=Star (type_i) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| iDate | 1998.8782 | yr | Date of observation in i band (Note 6)
(time.epoch) (TIME_DATE) |
| i'mag | 20.115 | mag | [3/40] Model magnitude in i' filter (= imag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| e_i'mag | 0.031 | mag | Mean error on i'mag (= e_imag) (stat.error;phot.mag) (ERROR) |
| psfMag_i | 20.169 | mag | [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| psfMagErr_i | 0.032 | mag | Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroMag_i | 20.254 | mag | [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| petroMagErr_i | 0.065 | mag | Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroRad_i | 0.947 | arcsec | Petrosian radius in i band (petroRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_i | 0.092 | arcsec | Mean error in iPrad (petroRadErr_i) (stat.error) (ERROR) |
| offsetRa_i | 0.00 | arcsec | Offset of i position along RA (offsetRa_i) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_i | 0.02 | arcsec | Offset of i position along Dec (offsetDec_i) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_i | 0.000 | arcsec | de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| idVell | 0.787 | arcsec | de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_i | 63.3 | deg | Position angle of dVrad in i band (deVPhi_i) (pos.posAng) (POS_POS-ANG) |
| flags_z | 275280592896 | | Detection flags, z band (flags_z) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_z | 0 | | 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_z | 3 | | Phototype in z band, 6=Star (type_z) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| zDate | 1998.8782 | yr | Date of observation in z band (Note 6)
(time.epoch) (TIME_DATE) |
| z'mag | 20.000 | mag | [3/38] Model magnitude in z filter (= zmag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| e_z'mag | 0.124 | mag | Mean error on z'mag (= e_zmag) (stat.error;phot.mag) (ERROR) |
| psfMag_z | 20.026 | mag | [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| psfMagErr_z | 0.116 | mag | Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroMag_z | 19.968 | mag | [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| petroMagErr_z | 0.232 | mag | Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroRad_z | 1.656 | arcsec | Petrosian radius in z band (petroRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_z | 0.534 | arcsec | Mean error in zPrad (petroRadErr_z) (stat.error) (ERROR) |
| offsetRa_z | 0.00 | arcsec | Offset of z position along RA (offsetRa_z) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_z | -0.05 | arcsec | Offset of z position along Dec (offsetDec_z) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_z | 0.579 | arcsec | de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| zdVell | 0.050 | arcsec | de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_z | 79.0 | deg | Position angle of dVrad in z band (deVPhi_z) (pos.posAng) (POS_POS-ANG) |
| pmRa | 7.7 | mas/yr | [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)
(pos.pm;pos.eq.ra) (POS_EQ_PMRA) |
| pmRaErr | 6.1 | mas/yr | Mean error on pmRA (pmRaErr) (Note 8)
(stat.error;pos.pm;pos.eq.ra) (ERROR) |
| pmDec | -8.8 | mas/yr | [-4846/4437] Proper motion along Declination (pmDec) (Note 8)
(pos.pm;pos.eq.dec) (POS_EQ_PMDEC) |
| pmDecErr | 6.1 | mas/yr | Mean error on pmDE (pmDecErr) (Note 8)
(stat.error;pos.pm;pos.eq.dec) (ERROR) |
| sigRA | 251.87 | mas | [0/8662] RMS residual of proper motion fit in RA (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| sigDE | 136.44 | mas | [0/10625] RMS residual of proper motion fit in Dec (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| match | 1 | | [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)
(meta.number) (NUMBER) |
| nFit | 4 | | [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)
(meta.number) (NUMBER) |
| g(O) | 20.7 | | Magnitude from O plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(E) | 0.0 | | Magnitude from E plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| g(J) | 20.2 | | Magnitude from J plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(F) | 20.1 | | Magnitude from F plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| i(N) | 0.0 | | Magnitude from N plate recalibrated to i (Note 8)
(phot.mag;em.opt.I) (PHOT_PHG_I) |
| zph | | | (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)
(src.redshift) (REDSHIFT_PHOT) |
| zErr | | | [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)
(stat.error) (ERROR) |
| nnAvgZ | | | [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot) (REDSHIFT_PHOT) |
| chisq_zph | | | Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value) (FIT_CHI2) |
| absMagU | | mag | [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagG | | mag | [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagR | | mag | [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagI | | mag | [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagZ | | mag | [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| Column | Value | | Explain (UCD) |
| _r | 0.022 | arcsec | Distance from center (037.229487+00.340423)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance) (POS_ANG_DIST_GENERAL) |
| _RAJ2000 | 02 28 55.07643 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEJ2000 | +00 20 25.5151 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _RAB1950 | 02 26 21.14644 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEB1950 | +00 07 04.4986 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 167.38077325 | deg | Galactic longitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -53.89772378 | deg | Galactic latitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT) |
|
| ra | 037.229488 | deg | (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| dec | +00.340417 | deg | (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| mode | 2 | | [1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class) (CLASS_CODE) |
| clean | | | [+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup) (CODE_QUALITY) |
| class | 6 | | Type of object (3=galaxy, 6=star) (Note 1)
(src.class) (CLASS_OBJECT) |
| SDSS12 | J022855.07+002025.5 | | (i) SDSS-DR12 name, based on J2000 position (meta.id) (ID_ALTERNATIVE) |
| m_SDSS12 | * | | [*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip) (CODE_MULT_INDEX) |
|
| DR12 | Im | | Image from SDSS-server (DR12) (meta.ref.url) (DATA_LINK) |
|
| SDSS-ID | 2578-301-4-0059-0307 | | (i) [0-9 -] SDSS object identifier (Note 2)
(meta.id) (ID_ALTERNATIVE) |
| objID | 1237656547173794099 | | (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)
(meta.id;meta.main) (ID_MAIN) |
| Sp-ID | | | (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)
(meta.id) (ID_ALTERNATIVE) |
| SpObjID | 0 | | Pointer to the spectrum of object, or 0 (Note 7)
(meta.id) (ID_ALTERNATIVE) |
| parentID | 0 | | Pointer to parent (if object deblended) (meta.id.parent) (ID_PARENT) |
| flags | 68987912704 | | Photo Object Attribute flags (Note 3)
(meta.code.error) (CODE_MISC) |
| Status | 1025 | | Hexadecimal status (Note 4)
(meta.code) (CODE_MISC) |
| raErr | 0.018 | arcsec | [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra) (ERROR) |
| decErr | 0.018 | arcsec | [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec) (ERROR) |
| ObsDate | 2001.7177 | yr | (i) Mean Observation date (Note 6)
(time.epoch;obs;stat.mean) (TIME_DATE) |
| Q | 3 | | [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs) (CODE_QUALITY) |
| u | 21.837 | mag | (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| err_u | 0.165 | mag | Mean error on umag (err_u) (stat.error;phot.mag) (ERROR) |
| g | 20.793 | mag | (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| err_g | 0.028 | mag | Mean error on gmag (err_g) (stat.error;phot.mag) (ERROR) |
| r | 20.377 | mag | (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| err_r | 0.029 | mag | Mean error on rmag (err_r) (stat.error;phot.mag) (ERROR) |
| i | 20.179 | mag | (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| err_i | 0.034 | mag | Mean error on imag (err_i) (stat.error;phot.mag) (ERROR) |
| z | 20.215 | mag | (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| err_z | 0.145 | mag | Mean error on zmag (err_z) (stat.error;phot.mag) (ERROR) |
| zsp | | | (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)
(src.redshift) (REDSHIFT_HC) |
| e_zsp | | | Mean error on zsp (negative for bad fit) (Note 7)
(stat.error) (ERROR) |
| f_zsp | | | [0/196] "zwarning" flag (Note 9)
(meta.code) (CODE_MISC) |
| velDisp | | km/s | [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion) (VELOC_DISP) |
| velDispErr | | km/s | Mean error on Vdisp (velDispErr) (stat.error) (ERROR) |
| instrument | | | Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr) (INST_ID) |
| sourceType | | | Source type (sourceType) (10) (list of types) (Note)
(src.class) (CLASS_OBJECT) |
| spCl | | | Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect) (CLASS_STAR/GALAXY) |
| subClass | | | Spectroscopic subclass (subClass) (Note 11)
(src.spType) (SPECT_GENERAL) |
| snMedian | | | [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median) (INST_S/N) |
| flags_u | 275280592896 | | Detection flags, u band (flags_u) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_u | 1 | | 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_u | 6 | | [0/6] Phototype in u band, 6=Star (type_u) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| uDate | 2001.7177 | yr | Date of observation in u band (Note 6)
(time.epoch) (TIME_DATE) |
| u'mag | 21.837 | mag | [4/38] Model magnitude in u' filter (= umag) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| e_u'mag | 0.165 | mag | Mean error on u'mag (= e_umag) (stat.error;phot.mag) (ERROR) |
| psfMag_u | 21.804 | mag | [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| psfMagErr_u | 0.148 | mag | Mean error on upmag (psfMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroMag_u | 22.289 | mag | [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| petroMagErr_u | 0.519 | mag | Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroRad_u | 1.342 | arcsec | [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_u | 0.233 | arcsec | Mean error in uPrad (petroRadErr_u) (stat.error) (ERROR) |
| offsetRa_u | 0.09 | arcsec | Offset of u position along RA (offsetRa_u) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_u | 0.05 | arcsec | Offset of u position along Dec (offsetDec_u) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_u | 0.005 | arcsec | de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| udVell | 0.068 | arcsec | de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_u | 125.5 | deg | Position angle of dVrad in u band (deVPhi_u) (pos.posAng) (POS_POS-ANG) |
| flags_g | 275146375168 | | Detection flags, g band (flags_g) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_g | 1 | | 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_g | 6 | | Phototype in g band, 6=Star (type_g) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| gDate | 2001.7177 | yr | Date of observation in g band (Note 6)
(time.epoch) (TIME_DATE) |
| g'mag | 20.793 | mag | [5/39] Model magnitude in g' filter (= gmag) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| e_g'mag | 0.028 | mag | Mean error on g'mag (= e_gmag) (stat.error;phot.mag) (ERROR) |
| psfMag_g | 20.817 | mag | [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| psfMagErr_g | 0.033 | mag | Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroMag_g | 20.802 | mag | [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| petroMagErr_g | 0.051 | mag | Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroRad_g | 1.391 | arcsec | Petrosian radius in g band (petroRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_g | 0.086 | arcsec | Mean error in gPrad (petroRadErr_g) (stat.error) (ERROR) |
| offsetRa_g | 0.05 | arcsec | Offset of g position along RA (offsetRa_g) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_g | 0.05 | arcsec | Offset of g position along Dec (offsetDec_g) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_g | 0.146 | arcsec | de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| gdVell | 0.297 | arcsec | de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_g | 48.7 | deg | Position angle of dVrad in g band (deVPhi_g) (pos.posAng) (POS_POS-ANG) |
| flags_r | 4503874773745664 | | Detection flags, r band (flags_r) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_r | 1 | | 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_r | 6 | | Phototype in r band, 6=Star (type_r) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| rDate | 2001.7177 | yr | Date of observation in r band (Note 6)
(time.epoch) (TIME_DATE) |
| r'mag | 20.377 | mag | [4/39] Model magnitude in r' filter (= rmag) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| e_r'mag | 0.029 | mag | Mean error on r'mag (= e_rmag) (stat.error;phot.mag) (ERROR) |
| psfMag_r | 20.407 | mag | [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| psfMagErr_r | 0.032 | mag | Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroMag_r | 20.457 | mag | [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| petroMagErr_r | 0.059 | mag | Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroRad_r | 1.402 | arcsec | Petrosian radius in r band (petroRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_r | 0.101 | arcsec | Mean error in rPrad (petroRadErr_r) (stat.error) (ERROR) |
| offsetRa_r | 0.00 | arcsec | Offset of r position along RA (offsetRa_r) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_r | 0.00 | arcsec | Offset of r position along Dec (offsetDec_r) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_r | 0.124 | arcsec | de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| rdVell | 0.126 | arcsec | de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_r | 70.8 | deg | Position angle of dVrad in r band (deVPhi_r) (pos.posAng) (POS_POS-ANG) |
| flags_i | 275146375168 | | Detection flags, i band (flags_i) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_i | 1 | | 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_i | 6 | | Phototype in i band, 6=Star (type_i) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| iDate | 2001.7177 | yr | Date of observation in i band (Note 6)
(time.epoch) (TIME_DATE) |
| i'mag | 20.179 | mag | [3/40] Model magnitude in i' filter (= imag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| e_i'mag | 0.034 | mag | Mean error on i'mag (= e_imag) (stat.error;phot.mag) (ERROR) |
| psfMag_i | 20.204 | mag | [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| psfMagErr_i | 0.034 | mag | Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroMag_i | 20.329 | mag | [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| petroMagErr_i | 0.080 | mag | Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroRad_i | 1.140 | arcsec | Petrosian radius in i band (petroRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_i | 0.557 | arcsec | Mean error in iPrad (petroRadErr_i) (stat.error) (ERROR) |
| offsetRa_i | 0.02 | arcsec | Offset of i position along RA (offsetRa_i) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_i | 0.01 | arcsec | Offset of i position along Dec (offsetDec_i) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_i | 0.011 | arcsec | de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| idVell | 0.442 | arcsec | de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_i | 40.8 | deg | Position angle of dVrad in i band (deVPhi_i) (pos.posAng) (POS_POS-ANG) |
| flags_z | 275280593408 | | Detection flags, z band (flags_z) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_z | 0 | | 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_z | 3 | | Phototype in z band, 6=Star (type_z) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| zDate | 2001.7177 | yr | Date of observation in z band (Note 6)
(time.epoch) (TIME_DATE) |
| z'mag | 20.215 | mag | [3/38] Model magnitude in z filter (= zmag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| e_z'mag | 0.145 | mag | Mean error on z'mag (= e_zmag) (stat.error;phot.mag) (ERROR) |
| psfMag_z | 20.294 | mag | [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| psfMagErr_z | 0.145 | mag | Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroMag_z | 19.855 | mag | [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| petroMagErr_z | 0.243 | mag | Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroRad_z | 1.860 | arcsec | Petrosian radius in z band (petroRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_z | 0.792 | arcsec | Mean error in zPrad (petroRadErr_z) (stat.error) (ERROR) |
| offsetRa_z | 0.03 | arcsec | Offset of z position along RA (offsetRa_z) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_z | -0.03 | arcsec | Offset of z position along Dec (offsetDec_z) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_z | 2.516 | arcsec | de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| zdVell | 0.265 | arcsec | de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_z | 120.5 | deg | Position angle of dVrad in z band (deVPhi_z) (pos.posAng) (POS_POS-ANG) |
| pmRa | 6.0 | mas/yr | [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)
(pos.pm;pos.eq.ra) (POS_EQ_PMRA) |
| pmRaErr | 5.7 | mas/yr | Mean error on pmRA (pmRaErr) (Note 8)
(stat.error;pos.pm;pos.eq.ra) (ERROR) |
| pmDec | -8.1 | mas/yr | [-4846/4437] Proper motion along Declination (pmDec) (Note 8)
(pos.pm;pos.eq.dec) (POS_EQ_PMDEC) |
| pmDecErr | 5.7 | mas/yr | Mean error on pmDE (pmDecErr) (Note 8)
(stat.error;pos.pm;pos.eq.dec) (ERROR) |
| sigRA | 255.35 | mas | [0/8662] RMS residual of proper motion fit in RA (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| sigDE | 131.43 | mas | [0/10625] RMS residual of proper motion fit in Dec (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| match | 1 | | [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)
(meta.number) (NUMBER) |
| nFit | 4 | | [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)
(meta.number) (NUMBER) |
| g(O) | 20.5 | | Magnitude from O plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(E) | 0.0 | | Magnitude from E plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| g(J) | 20.1 | | Magnitude from J plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(F) | 20.0 | | Magnitude from F plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| i(N) | 0.0 | | Magnitude from N plate recalibrated to i (Note 8)
(phot.mag;em.opt.I) (PHOT_PHG_I) |
| zph | | | (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)
(src.redshift) (REDSHIFT_PHOT) |
| zErr | | | [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)
(stat.error) (ERROR) |
| nnAvgZ | | | [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot) (REDSHIFT_PHOT) |
| chisq_zph | | | Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value) (FIT_CHI2) |
| absMagU | | mag | [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagG | | mag | [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagR | | mag | [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagI | | mag | [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagZ | | mag | [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| Column | Value | | Explain (UCD) |
| _r | 0.026 | arcsec | Distance from center (037.229487+00.340423)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance) (POS_ANG_DIST_GENERAL) |
| _RAJ2000 | 02 28 55.07447 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEJ2000 | +00 20 25.5754 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _RAB1950 | 02 26 21.14948 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEB1950 | +00 07 04.4740 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 167.38075392 | deg | Galactic longitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -53.89771751 | deg | Galactic latitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT) |
|
| ra | 037.229483 | deg | (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| dec | +00.340429 | deg | (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| mode | 2 | | [1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class) (CLASS_CODE) |
| clean | | | [+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup) (CODE_QUALITY) |
| class | 6 | | Type of object (3=galaxy, 6=star) (Note 1)
(src.class) (CLASS_OBJECT) |
| SDSS12 | J022855.07+002025.5 | | (i) SDSS-DR12 name, based on J2000 position (meta.id) (ID_ALTERNATIVE) |
| m_SDSS12 | * | | [*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip) (CODE_MULT_INDEX) |
|
| DR12 | Im | | Image from SDSS-server (DR12) (meta.ref.url) (DATA_LINK) |
|
| SDSS-ID | 4927-301-4-0601-0198 | | (i) [0-9 -] SDSS object identifier (Note 2)
(meta.id) (ID_ALTERNATIVE) |
| objID | 1237666636087492806 | | (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)
(meta.id;meta.main) (ID_MAIN) |
| Sp-ID | | | (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)
(meta.id) (ID_ALTERNATIVE) |
| SpObjID | 0 | | Pointer to the spectrum of object, or 0 (Note 7)
(meta.id) (ID_ALTERNATIVE) |
| parentID | 0 | | Pointer to parent (if object deblended) (meta.id.parent) (ID_PARENT) |
| flags | 68987912448 | | Photo Object Attribute flags (Note 3)
(meta.code.error) (CODE_MISC) |
| Status | 1025 | | Hexadecimal status (Note 4)
(meta.code) (CODE_MISC) |
| raErr | 0.047 | arcsec | [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra) (ERROR) |
| decErr | 0.051 | arcsec | [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec) (ERROR) |
| ObsDate | 2004.8414 | yr | (i) Mean Observation date (Note 6)
(time.epoch;obs;stat.mean) (TIME_DATE) |
| Q | 2 | | [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs) (CODE_QUALITY) |
| u | 21.755 | mag | (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| err_u | 0.351 | mag | Mean error on umag (err_u) (stat.error;phot.mag) (ERROR) |
| g | 20.755 | mag | (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| err_g | 0.063 | mag | Mean error on gmag (err_g) (stat.error;phot.mag) (ERROR) |
| r | 20.366 | mag | (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| err_r | 0.050 | mag | Mean error on rmag (err_r) (stat.error;phot.mag) (ERROR) |
| i | 20.126 | mag | (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| err_i | 0.050 | mag | Mean error on imag (err_i) (stat.error;phot.mag) (ERROR) |
| z | 19.965 | mag | (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| err_z | 0.170 | mag | Mean error on zmag (err_z) (stat.error;phot.mag) (ERROR) |
| zsp | | | (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)
(src.redshift) (REDSHIFT_HC) |
| e_zsp | | | Mean error on zsp (negative for bad fit) (Note 7)
(stat.error) (ERROR) |
| f_zsp | | | [0/196] "zwarning" flag (Note 9)
(meta.code) (CODE_MISC) |
| velDisp | | km/s | [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion) (VELOC_DISP) |
| velDispErr | | km/s | Mean error on Vdisp (velDispErr) (stat.error) (ERROR) |
| instrument | | | Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr) (INST_ID) |
| sourceType | | | Source type (sourceType) (10) (list of types) (Note)
(src.class) (CLASS_OBJECT) |
| spCl | | | Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect) (CLASS_STAR/GALAXY) |
| subClass | | | Spectroscopic subclass (subClass) (Note 11)
(src.spType) (SPECT_GENERAL) |
| snMedian | | | [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median) (INST_S/N) |
| flags_u | 9007199397380353 | | Detection flags, u band (flags_u) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_u | 0 | | 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_u | 3 | | [0/6] Phototype in u band, 6=Star (type_u) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| uDate | 2004.8414 | yr | Date of observation in u band (Note 6)
(time.epoch) (TIME_DATE) |
| u'mag | 21.755 | mag | [4/38] Model magnitude in u' filter (= umag) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| e_u'mag | 0.351 | mag | Mean error on u'mag (= e_umag) (stat.error;phot.mag) (ERROR) |
| psfMag_u | 21.660 | mag | [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| psfMagErr_u | 0.314 | mag | Mean error on upmag (psfMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroMag_u | 21.357 | mag | [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| petroMagErr_u | 0.498 | mag | Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroRad_u | 2.970 | arcsec | [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_u | | arcsec | Mean error in uPrad (petroRadErr_u) (stat.error) (ERROR) |
| offsetRa_u | 0.01 | arcsec | Offset of u position along RA (offsetRa_u) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_u | -0.03 | arcsec | Offset of u position along Dec (offsetDec_u) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_u | 1.562 | arcsec | de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| udVell | 0.253 | arcsec | de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_u | 173.1 | deg | Position angle of dVrad in u band (deVPhi_u) (pos.posAng) (POS_POS-ANG) |
| flags_g | 275146342400 | | Detection flags, g band (flags_g) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_g | 1 | | 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_g | 6 | | Phototype in g band, 6=Star (type_g) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| gDate | 2004.8414 | yr | Date of observation in g band (Note 6)
(time.epoch) (TIME_DATE) |
| g'mag | 20.755 | mag | [5/39] Model magnitude in g' filter (= gmag) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| e_g'mag | 0.063 | mag | Mean error on g'mag (= e_gmag) (stat.error;phot.mag) (ERROR) |
| psfMag_g | 20.770 | mag | [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| psfMagErr_g | 0.064 | mag | Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroMag_g | 20.941 | mag | [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| petroMagErr_g | 0.151 | mag | Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroRad_g | 2.089 | arcsec | Petrosian radius in g band (petroRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_g | 0.264 | arcsec | Mean error in gPrad (petroRadErr_g) (stat.error) (ERROR) |
| offsetRa_g | 0.16 | arcsec | Offset of g position along RA (offsetRa_g) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_g | 0.10 | arcsec | Offset of g position along Dec (offsetDec_g) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_g | 0.031 | arcsec | de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| gdVell | 0.392 | arcsec | de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_g | 42.7 | deg | Position angle of dVrad in g band (deVPhi_g) (pos.posAng) (POS_POS-ANG) |
| flags_r | 4503874773712896 | | Detection flags, r band (flags_r) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_r | 1 | | 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_r | 6 | | Phototype in r band, 6=Star (type_r) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| rDate | 2004.8414 | yr | Date of observation in r band (Note 6)
(time.epoch) (TIME_DATE) |
| r'mag | 20.366 | mag | [4/39] Model magnitude in r' filter (= rmag) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| e_r'mag | 0.050 | mag | Mean error on r'mag (= e_rmag) (stat.error;phot.mag) (ERROR) |
| psfMag_r | 20.376 | mag | [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| psfMagErr_r | 0.050 | mag | Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroMag_r | 20.541 | mag | [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| petroMagErr_r | 0.130 | mag | Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroRad_r | 1.946 | arcsec | Petrosian radius in r band (petroRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_r | 0.183 | arcsec | Mean error in rPrad (petroRadErr_r) (stat.error) (ERROR) |
| offsetRa_r | 0.00 | arcsec | Offset of r position along RA (offsetRa_r) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_r | 0.00 | arcsec | Offset of r position along Dec (offsetDec_r) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_r | 0.016 | arcsec | de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| rdVell | 0.294 | arcsec | de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_r | 132.3 | deg | Position angle of dVrad in r band (deVPhi_r) (pos.posAng) (POS_POS-ANG) |
| flags_i | 275146342400 | | Detection flags, i band (flags_i) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_i | 1 | | 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_i | 6 | | Phototype in i band, 6=Star (type_i) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| iDate | 2004.8414 | yr | Date of observation in i band (Note 6)
(time.epoch) (TIME_DATE) |
| i'mag | 20.126 | mag | [3/40] Model magnitude in i' filter (= imag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| e_i'mag | 0.050 | mag | Mean error on i'mag (= e_imag) (stat.error;phot.mag) (ERROR) |
| psfMag_i | 20.122 | mag | [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| psfMagErr_i | 0.050 | mag | Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroMag_i | 20.508 | mag | [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| petroMagErr_i | 0.174 | mag | Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroRad_i | 1.612 | arcsec | Petrosian radius in i band (petroRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_i | 0.135 | arcsec | Mean error in iPrad (petroRadErr_i) (stat.error) (ERROR) |
| offsetRa_i | -0.03 | arcsec | Offset of i position along RA (offsetRa_i) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_i | -0.12 | arcsec | Offset of i position along Dec (offsetDec_i) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_i | 0.001 | arcsec | de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| idVell | 0.334 | arcsec | de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_i | 98.5 | deg | Position angle of dVrad in i band (deVPhi_i) (pos.posAng) (POS_POS-ANG) |
| flags_z | 402653184 | | Detection flags, z band (flags_z) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_z | 1 | | 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_z | 6 | | Phototype in z band, 6=Star (type_z) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| zDate | 2004.8414 | yr | Date of observation in z band (Note 6)
(time.epoch) (TIME_DATE) |
| z'mag | 19.965 | mag | [3/38] Model magnitude in z filter (= zmag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| e_z'mag | 0.170 | mag | Mean error on z'mag (= e_zmag) (stat.error;phot.mag) (ERROR) |
| psfMag_z | 19.950 | mag | [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| psfMagErr_z | 0.163 | mag | Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroMag_z | 20.081 | mag | [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| petroMagErr_z | 0.438 | mag | Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroRad_z | 1.618 | arcsec | Petrosian radius in z band (petroRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_z | 0.477 | arcsec | Mean error in zPrad (petroRadErr_z) (stat.error) (ERROR) |
| offsetRa_z | 0.11 | arcsec | Offset of z position along RA (offsetRa_z) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_z | -0.10 | arcsec | Offset of z position along Dec (offsetDec_z) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_z | 0.002 | arcsec | de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| zdVell | 0.221 | arcsec | de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_z | 116.6 | deg | Position angle of dVrad in z band (deVPhi_z) (pos.posAng) (POS_POS-ANG) |
| pmRa | 4.5 | mas/yr | [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)
(pos.pm;pos.eq.ra) (POS_EQ_PMRA) |
| pmRaErr | 5.3 | mas/yr | Mean error on pmRA (pmRaErr) (Note 8)
(stat.error;pos.pm;pos.eq.ra) (ERROR) |
| pmDec | -6.4 | mas/yr | [-4846/4437] Proper motion along Declination (pmDec) (Note 8)
(pos.pm;pos.eq.dec) (POS_EQ_PMDEC) |
| pmDecErr | 5.3 | mas/yr | Mean error on pmDE (pmDecErr) (Note 8)
(stat.error;pos.pm;pos.eq.dec) (ERROR) |
| sigRA | 258.53 | mas | [0/8662] RMS residual of proper motion fit in RA (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| sigDE | 156.86 | mas | [0/10625] RMS residual of proper motion fit in Dec (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| match | 1 | | [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)
(meta.number) (NUMBER) |
| nFit | 4 | | [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)
(meta.number) (NUMBER) |
| g(O) | 20.5 | | Magnitude from O plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(E) | 0.0 | | Magnitude from E plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| g(J) | 20.0 | | Magnitude from J plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(F) | 20.0 | | Magnitude from F plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| i(N) | 0.0 | | Magnitude from N plate recalibrated to i (Note 8)
(phot.mag;em.opt.I) (PHOT_PHG_I) |
| zph | | | (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)
(src.redshift) (REDSHIFT_PHOT) |
| zErr | | | [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)
(stat.error) (ERROR) |
| nnAvgZ | | | [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot) (REDSHIFT_PHOT) |
| chisq_zph | | | Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value) (FIT_CHI2) |
| absMagU | | mag | [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagG | | mag | [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagR | | mag | [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagI | | mag | [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagZ | | mag | [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| Column | Value | | Explain (UCD) |
| _r | 0.030 | arcsec | Distance from center (037.229487+00.340423)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance) (POS_ANG_DIST_GENERAL) |
| _RAJ2000 | 02 28 55.07469 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEJ2000 | +00 20 25.5216 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _RAB1950 | 02 26 21.14704 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEB1950 | +00 07 04.5001 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 167.38075707 | deg | Galactic longitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -53.89772626 | deg | Galactic latitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT) |
|
| ra | 037.229479 | deg | (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| dec | +00.340421 | deg | (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| mode | 2 | | [1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class) (CLASS_CODE) |
| clean | | | [+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup) (CODE_QUALITY) |
| class | 6 | | Type of object (3=galaxy, 6=star) (Note 1)
(src.class) (CLASS_OBJECT) |
| SDSS12 | J022855.07+002025.5 | | (i) SDSS-DR12 name, based on J2000 position (meta.id) (ID_ALTERNATIVE) |
| m_SDSS12 | * | | [*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip) (CODE_MULT_INDEX) |
|
| DR12 | Im | | Image from SDSS-server (DR12) (meta.ref.url) (DATA_LINK) |
|
| SDSS-ID | 1752-301-4-0109-0372 | | (i) [0-9 -] SDSS object identifier (Note 2)
(meta.id) (ID_ALTERNATIVE) |
| objID | 1237652999534084468 | | (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)
(meta.id;meta.main) (ID_MAIN) |
| Sp-ID | | | (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)
(meta.id) (ID_ALTERNATIVE) |
| SpObjID | 0 | | Pointer to the spectrum of object, or 0 (Note 7)
(meta.id) (ID_ALTERNATIVE) |
| parentID | 0 | | Pointer to parent (if object deblended) (meta.id.parent) (ID_PARENT) |
| flags | 72057663025840128 | | Photo Object Attribute flags (Note 3)
(meta.code.error) (CODE_MISC) |
| Status | 1025 | | Hexadecimal status (Note 4)
(meta.code) (CODE_MISC) |
| raErr | 0.015 | arcsec | [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra) (ERROR) |
| decErr | 0.014 | arcsec | [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec) (ERROR) |
| ObsDate | 2000.7512 | yr | (i) Mean Observation date (Note 6)
(time.epoch;obs;stat.mean) (TIME_DATE) |
| Q | 3 | | [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs) (CODE_QUALITY) |
| u | 21.691 | mag | (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| err_u | 0.124 | mag | Mean error on umag (err_u) (stat.error;phot.mag) (ERROR) |
| g | 20.798 | mag | (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| err_g | 0.026 | mag | Mean error on gmag (err_g) (stat.error;phot.mag) (ERROR) |
| r | 20.364 | mag | (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| err_r | 0.027 | mag | Mean error on rmag (err_r) (stat.error;phot.mag) (ERROR) |
| i | 20.157 | mag | (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| err_i | 0.031 | mag | Mean error on imag (err_i) (stat.error;phot.mag) (ERROR) |
| z | 20.321 | mag | (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| err_z | 0.145 | mag | Mean error on zmag (err_z) (stat.error;phot.mag) (ERROR) |
| zsp | | | (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)
(src.redshift) (REDSHIFT_HC) |
| e_zsp | | | Mean error on zsp (negative for bad fit) (Note 7)
(stat.error) (ERROR) |
| f_zsp | | | [0/196] "zwarning" flag (Note 9)
(meta.code) (CODE_MISC) |
| velDisp | | km/s | [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion) (VELOC_DISP) |
| velDispErr | | km/s | Mean error on Vdisp (velDispErr) (stat.error) (ERROR) |
| instrument | | | Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr) (INST_ID) |
| sourceType | | | Source type (sourceType) (10) (list of types) (Note)
(src.class) (CLASS_OBJECT) |
| spCl | | | Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect) (CLASS_STAR/GALAXY) |
| subClass | | | Spectroscopic subclass (subClass) (Note 11)
(src.spType) (SPECT_GENERAL) |
| snMedian | | | [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median) (INST_S/N) |
| flags_u | 275280592896 | | Detection flags, u band (flags_u) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_u | 1 | | 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_u | 6 | | [0/6] Phototype in u band, 6=Star (type_u) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| uDate | 2000.7512 | yr | Date of observation in u band (Note 6)
(time.epoch) (TIME_DATE) |
| u'mag | 21.691 | mag | [4/38] Model magnitude in u' filter (= umag) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| e_u'mag | 0.124 | mag | Mean error on u'mag (= e_umag) (stat.error;phot.mag) (ERROR) |
| psfMag_u | 21.661 | mag | [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| psfMagErr_u | 0.114 | mag | Mean error on upmag (psfMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroMag_u | 21.547 | mag | [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| petroMagErr_u | 0.168 | mag | Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroRad_u | 3.064 | arcsec | [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_u | 1.878 | arcsec | Mean error in uPrad (petroRadErr_u) (stat.error) (ERROR) |
| offsetRa_u | 0.02 | arcsec | Offset of u position along RA (offsetRa_u) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_u | 0.01 | arcsec | Offset of u position along Dec (offsetDec_u) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_u | 0.000 | arcsec | de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| udVell | 0.136 | arcsec | de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_u | 66.4 | deg | Position angle of dVrad in u band (deVPhi_u) (pos.posAng) (POS_POS-ANG) |
| flags_g | 275146375168 | | Detection flags, g band (flags_g) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_g | 1 | | 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_g | 6 | | Phototype in g band, 6=Star (type_g) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| gDate | 2000.7512 | yr | Date of observation in g band (Note 6)
(time.epoch) (TIME_DATE) |
| g'mag | 20.798 | mag | [5/39] Model magnitude in g' filter (= gmag) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| e_g'mag | 0.026 | mag | Mean error on g'mag (= e_gmag) (stat.error;phot.mag) (ERROR) |
| psfMag_g | 20.797 | mag | [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| psfMagErr_g | 0.031 | mag | Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroMag_g | 20.842 | mag | [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| petroMagErr_g | 0.040 | mag | Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroRad_g | 1.162 | arcsec | Petrosian radius in g band (petroRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_g | 0.053 | arcsec | Mean error in gPrad (petroRadErr_g) (stat.error) (ERROR) |
| offsetRa_g | -0.01 | arcsec | Offset of g position along RA (offsetRa_g) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_g | 0.00 | arcsec | Offset of g position along Dec (offsetDec_g) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_g | 0.079 | arcsec | de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| gdVell | 0.504 | arcsec | de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_g | 108.4 | deg | Position angle of dVrad in g band (deVPhi_g) (pos.posAng) (POS_POS-ANG) |
| flags_r | 4503874773745664 | | Detection flags, r band (flags_r) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_r | 1 | | 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_r | 6 | | Phototype in r band, 6=Star (type_r) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| rDate | 2000.7512 | yr | Date of observation in r band (Note 6)
(time.epoch) (TIME_DATE) |
| r'mag | 20.364 | mag | [4/39] Model magnitude in r' filter (= rmag) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| e_r'mag | 0.027 | mag | Mean error on r'mag (= e_rmag) (stat.error;phot.mag) (ERROR) |
| psfMag_r | 20.361 | mag | [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| psfMagErr_r | 0.029 | mag | Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroMag_r | 20.490 | mag | [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| petroMagErr_r | 0.045 | mag | Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroRad_r | 1.035 | arcsec | Petrosian radius in r band (petroRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_r | 0.045 | arcsec | Mean error in rPrad (petroRadErr_r) (stat.error) (ERROR) |
| offsetRa_r | 0.00 | arcsec | Offset of r position along RA (offsetRa_r) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_r | 0.00 | arcsec | Offset of r position along Dec (offsetDec_r) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_r | 0.000 | arcsec | de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| rdVell | 0.893 | arcsec | de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_r | 120.1 | deg | Position angle of dVrad in r band (deVPhi_r) (pos.posAng) (POS_POS-ANG) |
| flags_i | 275280592896 | | Detection flags, i band (flags_i) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_i | 1 | | 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_i | 6 | | Phototype in i band, 6=Star (type_i) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| iDate | 2000.7512 | yr | Date of observation in i band (Note 6)
(time.epoch) (TIME_DATE) |
| i'mag | 20.157 | mag | [3/40] Model magnitude in i' filter (= imag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| e_i'mag | 0.031 | mag | Mean error on i'mag (= e_imag) (stat.error;phot.mag) (ERROR) |
| psfMag_i | 20.161 | mag | [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| psfMagErr_i | 0.036 | mag | Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroMag_i | 20.248 | mag | [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| petroMagErr_i | 0.057 | mag | Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroRad_i | 1.038 | arcsec | Petrosian radius in i band (petroRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_i | 0.074 | arcsec | Mean error in iPrad (petroRadErr_i) (stat.error) (ERROR) |
| offsetRa_i | -0.01 | arcsec | Offset of i position along RA (offsetRa_i) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_i | 0.00 | arcsec | Offset of i position along Dec (offsetDec_i) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_i | 0.063 | arcsec | de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| idVell | 0.150 | arcsec | de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_i | 75.9 | deg | Position angle of dVrad in i band (deVPhi_i) (pos.posAng) (POS_POS-ANG) |
| flags_z | 72057869318520832 | | Detection flags, z band (flags_z) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_z | 0 | | 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_z | 3 | | Phototype in z band, 6=Star (type_z) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| zDate | 2000.7512 | yr | Date of observation in z band (Note 6)
(time.epoch) (TIME_DATE) |
| z'mag | 20.321 | mag | [3/38] Model magnitude in z filter (= zmag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| e_z'mag | 0.145 | mag | Mean error on z'mag (= e_zmag) (stat.error;phot.mag) (ERROR) |
| psfMag_z | 20.238 | mag | [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| psfMagErr_z | 0.129 | mag | Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroMag_z | 20.100 | mag | [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| petroMagErr_z | 0.222 | mag | Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroRad_z | 1.716 | arcsec | Petrosian radius in z band (petroRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_z | 0.491 | arcsec | Mean error in zPrad (petroRadErr_z) (stat.error) (ERROR) |
| offsetRa_z | -0.24 | arcsec | Offset of z position along RA (offsetRa_z) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_z | -0.03 | arcsec | Offset of z position along Dec (offsetDec_z) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_z | 0.683 | arcsec | de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| zdVell | 0.050 | arcsec | de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_z | 94.9 | deg | Position angle of dVrad in z band (deVPhi_z) (pos.posAng) (POS_POS-ANG) |
| pmRa | 5.3 | mas/yr | [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)
(pos.pm;pos.eq.ra) (POS_EQ_PMRA) |
| pmRaErr | 5.9 | mas/yr | Mean error on pmRA (pmRaErr) (Note 8)
(stat.error;pos.pm;pos.eq.ra) (ERROR) |
| pmDec | -8.0 | mas/yr | [-4846/4437] Proper motion along Declination (pmDec) (Note 8)
(pos.pm;pos.eq.dec) (POS_EQ_PMDEC) |
| pmDecErr | 5.9 | mas/yr | Mean error on pmDE (pmDecErr) (Note 8)
(stat.error;pos.pm;pos.eq.dec) (ERROR) |
| sigRA | 255.72 | mas | [0/8662] RMS residual of proper motion fit in RA (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| sigDE | 148.68 | mas | [0/10625] RMS residual of proper motion fit in Dec (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| match | 1 | | [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)
(meta.number) (NUMBER) |
| nFit | 4 | | [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)
(meta.number) (NUMBER) |
| g(O) | 20.6 | | Magnitude from O plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(E) | 0.0 | | Magnitude from E plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| g(J) | 20.1 | | Magnitude from J plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(F) | 20.0 | | Magnitude from F plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| i(N) | 0.0 | | Magnitude from N plate recalibrated to i (Note 8)
(phot.mag;em.opt.I) (PHOT_PHG_I) |
| zph | | | (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)
(src.redshift) (REDSHIFT_PHOT) |
| zErr | | | [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)
(stat.error) (ERROR) |
| nnAvgZ | | | [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot) (REDSHIFT_PHOT) |
| chisq_zph | | | Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value) (FIT_CHI2) |
| absMagU | | mag | [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagG | | mag | [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagR | | mag | [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagI | | mag | [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagZ | | mag | [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| Column | Value | | Explain (UCD) |
| _r | 0.031 | arcsec | Distance from center (037.229487+00.340423)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance) (POS_ANG_DIST_GENERAL) |
| _RAJ2000 | 02 28 55.07478 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEJ2000 | +00 20 25.5166 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _RAB1950 | 02 26 21.14545 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEB1950 | +00 07 04.5451 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 167.38076396 | deg | Galactic longitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -53.89772814 | deg | Galactic latitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT) |
|
| ra | 037.229481 | deg | (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| dec | +00.340417 | deg | (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| mode | 2 | | [1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class) (CLASS_CODE) |
| clean | | | [+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup) (CODE_QUALITY) |
| class | 6 | | Type of object (3=galaxy, 6=star) (Note 1)
(src.class) (CLASS_OBJECT) |
| SDSS12 | J022855.07+002025.4 | | (i) SDSS-DR12 name, based on J2000 position (meta.id) (ID_ALTERNATIVE) |
| m_SDSS12 | * | | [*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip) (CODE_MULT_INDEX) |
|
| DR12 | Im | | Image from SDSS-server (DR12) (meta.ref.url) (DATA_LINK) |
|
| SDSS-ID | 2570-301-4-0194-0330 | | (i) [0-9 -] SDSS object identifier (Note 2)
(meta.id) (ID_ALTERNATIVE) |
| objID | 1237656512822903114 | | (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)
(meta.id;meta.main) (ID_MAIN) |
| Sp-ID | | | (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)
(meta.id) (ID_ALTERNATIVE) |
| SpObjID | 0 | | Pointer to the spectrum of object, or 0 (Note 7)
(meta.id) (ID_ALTERNATIVE) |
| parentID | 0 | | Pointer to parent (if object deblended) (meta.id.parent) (ID_PARENT) |
| flags | 68987912704 | | Photo Object Attribute flags (Note 3)
(meta.code.error) (CODE_MISC) |
| Status | 1025 | | Hexadecimal status (Note 4)
(meta.code) (CODE_MISC) |
| raErr | 0.016 | arcsec | [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra) (ERROR) |
| decErr | 0.014 | arcsec | [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec) (ERROR) |
| ObsDate | 2001.7151 | yr | (i) Mean Observation date (Note 6)
(time.epoch;obs;stat.mean) (TIME_DATE) |
| Q | 3 | | [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs) (CODE_QUALITY) |
| u | 21.986 | mag | (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| err_u | 0.177 | mag | Mean error on umag (err_u) (stat.error;phot.mag) (ERROR) |
| g | 20.808 | mag | (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| err_g | 0.028 | mag | Mean error on gmag (err_g) (stat.error;phot.mag) (ERROR) |
| r | 20.331 | mag | (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| err_r | 0.027 | mag | Mean error on rmag (err_r) (stat.error;phot.mag) (ERROR) |
| i | 20.127 | mag | (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| err_i | 0.032 | mag | Mean error on imag (err_i) (stat.error;phot.mag) (ERROR) |
| z | 20.036 | mag | (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| err_z | 0.116 | mag | Mean error on zmag (err_z) (stat.error;phot.mag) (ERROR) |
| zsp | | | (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)
(src.redshift) (REDSHIFT_HC) |
| e_zsp | | | Mean error on zsp (negative for bad fit) (Note 7)
(stat.error) (ERROR) |
| f_zsp | | | [0/196] "zwarning" flag (Note 9)
(meta.code) (CODE_MISC) |
| velDisp | | km/s | [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion) (VELOC_DISP) |
| velDispErr | | km/s | Mean error on Vdisp (velDispErr) (stat.error) (ERROR) |
| instrument | | | Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr) (INST_ID) |
| sourceType | | | Source type (sourceType) (10) (list of types) (Note)
(src.class) (CLASS_OBJECT) |
| spCl | | | Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect) (CLASS_STAR/GALAXY) |
| subClass | | | Spectroscopic subclass (subClass) (Note 11)
(src.spType) (SPECT_GENERAL) |
| snMedian | | | [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median) (INST_S/N) |
| flags_u | 275146342400 | | Detection flags, u band (flags_u) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_u | 0 | | 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_u | 3 | | [0/6] Phototype in u band, 6=Star (type_u) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| uDate | 2001.7151 | yr | Date of observation in u band (Note 6)
(time.epoch) (TIME_DATE) |
| u'mag | 21.986 | mag | [4/38] Model magnitude in u' filter (= umag) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| e_u'mag | 0.177 | mag | Mean error on u'mag (= e_umag) (stat.error;phot.mag) (ERROR) |
| psfMag_u | 21.932 | mag | [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| psfMagErr_u | 0.159 | mag | Mean error on upmag (psfMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroMag_u | 22.211 | mag | [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| petroMagErr_u | 0.651 | mag | Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroRad_u | 1.560 | arcsec | [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_u | 0.313 | arcsec | Mean error in uPrad (petroRadErr_u) (stat.error) (ERROR) |
| offsetRa_u | 0.16 | arcsec | Offset of u position along RA (offsetRa_u) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_u | 0.12 | arcsec | Offset of u position along Dec (offsetDec_u) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_u | 0.465 | arcsec | de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| udVell | 0.050 | arcsec | de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_u | 138.0 | deg | Position angle of dVrad in u band (deVPhi_u) (pos.posAng) (POS_POS-ANG) |
| flags_g | 275146375680 | | Detection flags, g band (flags_g) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_g | 1 | | 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_g | 6 | | Phototype in g band, 6=Star (type_g) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| gDate | 2001.7151 | yr | Date of observation in g band (Note 6)
(time.epoch) (TIME_DATE) |
| g'mag | 20.808 | mag | [5/39] Model magnitude in g' filter (= gmag) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| e_g'mag | 0.028 | mag | Mean error on g'mag (= e_gmag) (stat.error;phot.mag) (ERROR) |
| psfMag_g | 20.834 | mag | [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| psfMagErr_g | 0.030 | mag | Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroMag_g | 20.668 | mag | [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| petroMagErr_g | 0.069 | mag | Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroRad_g | 4.387 | arcsec | Petrosian radius in g band (petroRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_g | 0.093 | arcsec | Mean error in gPrad (petroRadErr_g) (stat.error) (ERROR) |
| offsetRa_g | 0.02 | arcsec | Offset of g position along RA (offsetRa_g) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_g | 0.06 | arcsec | Offset of g position along Dec (offsetDec_g) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_g | 0.094 | arcsec | de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| gdVell | 1.000 | arcsec | de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_g | 72.5 | deg | Position angle of dVrad in g band (deVPhi_g) (pos.posAng) (POS_POS-ANG) |
| flags_r | 4503874773713408 | | Detection flags, r band (flags_r) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_r | 1 | | 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_r | 6 | | Phototype in r band, 6=Star (type_r) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| rDate | 2001.7151 | yr | Date of observation in r band (Note 6)
(time.epoch) (TIME_DATE) |
| r'mag | 20.331 | mag | [4/39] Model magnitude in r' filter (= rmag) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| e_r'mag | 0.027 | mag | Mean error on r'mag (= e_rmag) (stat.error;phot.mag) (ERROR) |
| psfMag_r | 20.360 | mag | [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| psfMagErr_r | 0.028 | mag | Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroMag_r | 20.269 | mag | [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| petroMagErr_r | 0.078 | mag | Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroRad_r | 4.315 | arcsec | Petrosian radius in r band (petroRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_r | 0.076 | arcsec | Mean error in rPrad (petroRadErr_r) (stat.error) (ERROR) |
| offsetRa_r | 0.00 | arcsec | Offset of r position along RA (offsetRa_r) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_r | 0.00 | arcsec | Offset of r position along Dec (offsetDec_r) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_r | 0.094 | arcsec | de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| rdVell | 0.135 | arcsec | de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_r | 109.1 | deg | Position angle of dVrad in r band (deVPhi_r) (pos.posAng) (POS_POS-ANG) |
| flags_i | 275146375168 | | Detection flags, i band (flags_i) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_i | 1 | | 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_i | 6 | | Phototype in i band, 6=Star (type_i) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| iDate | 2001.7151 | yr | Date of observation in i band (Note 6)
(time.epoch) (TIME_DATE) |
| i'mag | 20.127 | mag | [3/40] Model magnitude in i' filter (= imag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| e_i'mag | 0.032 | mag | Mean error on i'mag (= e_imag) (stat.error;phot.mag) (ERROR) |
| psfMag_i | 20.144 | mag | [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| psfMagErr_i | 0.031 | mag | Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroMag_i | 20.266 | mag | [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| petroMagErr_i | 0.121 | mag | Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroRad_i | 1.253 | arcsec | Petrosian radius in i band (petroRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_i | 0.096 | arcsec | Mean error in iPrad (petroRadErr_i) (stat.error) (ERROR) |
| offsetRa_i | -0.02 | arcsec | Offset of i position along RA (offsetRa_i) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_i | -0.06 | arcsec | Offset of i position along Dec (offsetDec_i) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_i | 0.009 | arcsec | de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| idVell | 0.320 | arcsec | de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_i | 70.1 | deg | Position angle of dVrad in i band (deVPhi_i) (pos.posAng) (POS_POS-ANG) |
| flags_z | 275146342400 | | Detection flags, z band (flags_z) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_z | 1 | | 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_z | 6 | | Phototype in z band, 6=Star (type_z) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| zDate | 2001.7151 | yr | Date of observation in z band (Note 6)
(time.epoch) (TIME_DATE) |
| z'mag | 20.036 | mag | [3/38] Model magnitude in z filter (= zmag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| e_z'mag | 0.116 | mag | Mean error on z'mag (= e_zmag) (stat.error;phot.mag) (ERROR) |
| psfMag_z | 20.066 | mag | [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| psfMagErr_z | 0.112 | mag | Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroMag_z | 21.401 | mag | [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| petroMagErr_z | 1.473 | mag | Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroRad_z | 1.066 | arcsec | Petrosian radius in z band (petroRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_z | 0.282 | arcsec | Mean error in zPrad (petroRadErr_z) (stat.error) (ERROR) |
| offsetRa_z | 0.07 | arcsec | Offset of z position along RA (offsetRa_z) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_z | 0.00 | arcsec | Offset of z position along Dec (offsetDec_z) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_z | 0.198 | arcsec | de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| zdVell | 0.050 | arcsec | de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_z | 103.6 | deg | Position angle of dVrad in z band (deVPhi_z) (pos.posAng) (POS_POS-ANG) |
| pmRa | 5.8 | mas/yr | [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)
(pos.pm;pos.eq.ra) (POS_EQ_PMRA) |
| pmRaErr | 5.7 | mas/yr | Mean error on pmRA (pmRaErr) (Note 8)
(stat.error;pos.pm;pos.eq.ra) (ERROR) |
| pmDec | -9.0 | mas/yr | [-4846/4437] Proper motion along Declination (pmDec) (Note 8)
(pos.pm;pos.eq.dec) (POS_EQ_PMDEC) |
| pmDecErr | 5.7 | mas/yr | Mean error on pmDE (pmDecErr) (Note 8)
(stat.error;pos.pm;pos.eq.dec) (ERROR) |
| sigRA | 269.50 | mas | [0/8662] RMS residual of proper motion fit in RA (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| sigDE | 139.44 | mas | [0/10625] RMS residual of proper motion fit in Dec (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| match | 1 | | [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)
(meta.number) (NUMBER) |
| nFit | 4 | | [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)
(meta.number) (NUMBER) |
| g(O) | 20.6 | | Magnitude from O plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(E) | 0.0 | | Magnitude from E plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| g(J) | 20.3 | | Magnitude from J plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(F) | 20.0 | | Magnitude from F plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| i(N) | 0.0 | | Magnitude from N plate recalibrated to i (Note 8)
(phot.mag;em.opt.I) (PHOT_PHG_I) |
| zph | | | (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)
(src.redshift) (REDSHIFT_PHOT) |
| zErr | | | [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)
(stat.error) (ERROR) |
| nnAvgZ | | | [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot) (REDSHIFT_PHOT) |
| chisq_zph | | | Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value) (FIT_CHI2) |
| absMagU | | mag | [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagG | | mag | [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagR | | mag | [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagI | | mag | [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagZ | | mag | [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| Column | Value | | Explain (UCD) |
| _r | 0.036 | arcsec | Distance from center (037.229487+00.340423)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance) (POS_ANG_DIST_GENERAL) |
| _RAJ2000 | 02 28 55.07715 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEJ2000 | +00 20 25.5148 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _RAB1950 | 02 26 21.14617 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA) |
| _DEB1950 | +00 07 04.4683 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 167.38078200 | deg | Galactic longitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -53.89772223 | deg | Galactic latitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT) |
|
| ra | 037.229493 | deg | (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| dec | +00.340415 | deg | (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| mode | 2 | | [1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class) (CLASS_CODE) |
| clean | | | [+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup) (CODE_QUALITY) |
| class | 6 | | Type of object (3=galaxy, 6=star) (Note 1)
(src.class) (CLASS_OBJECT) |
| SDSS12 | J022855.07+002025.4 | | (i) SDSS-DR12 name, based on J2000 position (meta.id) (ID_ALTERNATIVE) |
| m_SDSS12 | * | | [*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip) (CODE_MULT_INDEX) |
|
| DR12 | Im | | Image from SDSS-server (DR12) (meta.ref.url) (DATA_LINK) |
|
| SDSS-ID | 3384-301-4-0618-0295 | | (i) [0-9 -] SDSS object identifier (Note 2)
(meta.id) (ID_ALTERNATIVE) |
| objID | 1237660008954069287 | | (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)
(meta.id;meta.main) (ID_MAIN) |
| Sp-ID | | | (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)
(meta.id) (ID_ALTERNATIVE) |
| SpObjID | 0 | | Pointer to the spectrum of object, or 0 (Note 7)
(meta.id) (ID_ALTERNATIVE) |
| parentID | 0 | | Pointer to parent (if object deblended) (meta.id.parent) (ID_PARENT) |
| flags | 68987912704 | | Photo Object Attribute flags (Note 3)
(meta.code.error) (CODE_MISC) |
| Status | 1025 | | Hexadecimal status (Note 4)
(meta.code) (CODE_MISC) |
| raErr | 0.014 | arcsec | [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra) (ERROR) |
| decErr | 0.013 | arcsec | [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec) (ERROR) |
| ObsDate | 2002.7746 | yr | (i) Mean Observation date (Note 6)
(time.epoch;obs;stat.mean) (TIME_DATE) |
| Q | 3 | | [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs) (CODE_QUALITY) |
| u | 21.368 | mag | (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| err_u | 0.118 | mag | Mean error on umag (err_u) (stat.error;phot.mag) (ERROR) |
| g | 20.827 | mag | (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| err_g | 0.030 | mag | Mean error on gmag (err_g) (stat.error;phot.mag) (ERROR) |
| r | 20.366 | mag | (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| err_r | 0.028 | mag | Mean error on rmag (err_r) (stat.error;phot.mag) (ERROR) |
| i | 20.177 | mag | (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| err_i | 0.034 | mag | Mean error on imag (err_i) (stat.error;phot.mag) (ERROR) |
| z | 20.266 | mag | (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| err_z | 0.170 | mag | Mean error on zmag (err_z) (stat.error;phot.mag) (ERROR) |
| zsp | | | (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)
(src.redshift) (REDSHIFT_HC) |
| e_zsp | | | Mean error on zsp (negative for bad fit) (Note 7)
(stat.error) (ERROR) |
| f_zsp | | | [0/196] "zwarning" flag (Note 9)
(meta.code) (CODE_MISC) |
| velDisp | | km/s | [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion) (VELOC_DISP) |
| velDispErr | | km/s | Mean error on Vdisp (velDispErr) (stat.error) (ERROR) |
| instrument | | | Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr) (INST_ID) |
| sourceType | | | Source type (sourceType) (10) (list of types) (Note)
(src.class) (CLASS_OBJECT) |
| spCl | | | Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect) (CLASS_STAR/GALAXY) |
| subClass | | | Spectroscopic subclass (subClass) (Note 11)
(src.spType) (SPECT_GENERAL) |
| snMedian | | | [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median) (INST_S/N) |
| flags_u | 275280609280 | | Detection flags, u band (flags_u) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_u | 1 | | 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_u | 6 | | [0/6] Phototype in u band, 6=Star (type_u) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| uDate | 2002.7746 | yr | Date of observation in u band (Note 6)
(time.epoch) (TIME_DATE) |
| u'mag | 21.368 | mag | [4/38] Model magnitude in u' filter (= umag) (Note 5)
(phot.mag;em.opt.U) (PHOT_SDSS_U) |
| e_u'mag | 0.118 | mag | Mean error on u'mag (= e_umag) (stat.error;phot.mag) (ERROR) |
| psfMag_u | 21.340 | mag | [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| psfMagErr_u | 0.108 | mag | Mean error on upmag (psfMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroMag_u | 21.243 | mag | [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| petroMagErr_u | 0.740 | mag | Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag) (ERROR) |
| petroRad_u | 1.377 | arcsec | [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_u | 0.152 | arcsec | Mean error in uPrad (petroRadErr_u) (stat.error) (ERROR) |
| offsetRa_u | -0.08 | arcsec | Offset of u position along RA (offsetRa_u) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_u | 0.01 | arcsec | Offset of u position along Dec (offsetDec_u) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_u | 0.102 | arcsec | de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src) (EXTENSION_RAD) |
| udVell | 0.383 | arcsec | de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_u | 100.7 | deg | Position angle of dVrad in u band (deVPhi_u) (pos.posAng) (POS_POS-ANG) |
| flags_g | 275146375168 | | Detection flags, g band (flags_g) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_g | 1 | | 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_g | 6 | | Phototype in g band, 6=Star (type_g) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| gDate | 2002.7746 | yr | Date of observation in g band (Note 6)
(time.epoch) (TIME_DATE) |
| g'mag | 20.827 | mag | [5/39] Model magnitude in g' filter (= gmag) (Note 5)
(phot.mag;em.opt.B) (PHOT_SDSS_G) |
| e_g'mag | 0.030 | mag | Mean error on g'mag (= e_gmag) (stat.error;phot.mag) (ERROR) |
| psfMag_g | 20.814 | mag | [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| psfMagErr_g | 0.030 | mag | Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroMag_g | 21.311 | mag | [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G) |
| petroMagErr_g | 0.335 | mag | Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag) (ERROR) |
| petroRad_g | 1.151 | arcsec | Petrosian radius in g band (petroRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_g | 0.054 | arcsec | Mean error in gPrad (petroRadErr_g) (stat.error) (ERROR) |
| offsetRa_g | 0.05 | arcsec | Offset of g position along RA (offsetRa_g) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_g | 0.00 | arcsec | Offset of g position along Dec (offsetDec_g) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_g | 0.000 | arcsec | de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src) (EXTENSION_RAD) |
| gdVell | 0.658 | arcsec | de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_g | 100.8 | deg | Position angle of dVrad in g band (deVPhi_g) (pos.posAng) (POS_POS-ANG) |
| flags_r | 4503874782134784 | | Detection flags, r band (flags_r) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_r | 1 | | 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_r | 6 | | Phototype in r band, 6=Star (type_r) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| rDate | 2002.7746 | yr | Date of observation in r band (Note 6)
(time.epoch) (TIME_DATE) |
| r'mag | 20.366 | mag | [4/39] Model magnitude in r' filter (= rmag) (Note 5)
(phot.mag;em.opt.R) (PHOT_SDSS_R) |
| e_r'mag | 0.028 | mag | Mean error on r'mag (= e_rmag) (stat.error;phot.mag) (ERROR) |
| psfMag_r | 20.350 | mag | [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| psfMagErr_r | 0.028 | mag | Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroMag_r | 19.994 | mag | [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| petroMagErr_r | 0.159 | mag | Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag) (ERROR) |
| petroRad_r | 4.901 | arcsec | Petrosian radius in r band (petroRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_r | 1.029 | arcsec | Mean error in rPrad (petroRadErr_r) (stat.error) (ERROR) |
| offsetRa_r | 0.00 | arcsec | Offset of r position along RA (offsetRa_r) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_r | 0.00 | arcsec | Offset of r position along Dec (offsetDec_r) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_r | 0.000 | arcsec | de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src) (EXTENSION_RAD) |
| rdVell | 0.745 | arcsec | de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_r | 105.8 | deg | Position angle of dVrad in r band (deVPhi_r) (pos.posAng) (POS_POS-ANG) |
| flags_i | 268468224 | | Detection flags, i band (flags_i) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_i | 1 | | 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_i | 6 | | Phototype in i band, 6=Star (type_i) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| iDate | 2002.7746 | yr | Date of observation in i band (Note 6)
(time.epoch) (TIME_DATE) |
| i'mag | 20.177 | mag | [3/40] Model magnitude in i' filter (= imag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_I) |
| e_i'mag | 0.034 | mag | Mean error on i'mag (= e_imag) (stat.error;phot.mag) (ERROR) |
| psfMag_i | 20.157 | mag | [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| psfMagErr_i | 0.032 | mag | Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroMag_i | 21.915 | mag | [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I) |
| petroMagErr_i | 1.727 | mag | Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag) (ERROR) |
| petroRad_i | 0.941 | arcsec | Petrosian radius in i band (petroRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_i | 0.078 | arcsec | Mean error in iPrad (petroRadErr_i) (stat.error) (ERROR) |
| offsetRa_i | 0.03 | arcsec | Offset of i position along RA (offsetRa_i) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_i | -0.03 | arcsec | Offset of i position along Dec (offsetDec_i) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_i | 0.001 | arcsec | de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src) (EXTENSION_RAD) |
| idVell | 0.050 | arcsec | de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_i | 134.3 | deg | Position angle of dVrad in i band (deVPhi_i) (pos.posAng) (POS_POS-ANG) |
| flags_z | 275280592896 | | Detection flags, z band (flags_z) (Note 3)
(meta.code) (CODE_MISC) |
| probPSF_z | 0 | | 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| type_z | 3 | | Phototype in z band, 6=Star (type_z) (Note 1)
(src.class.starGalaxy) (CLASS_STAR/GALAXY) |
| zDate | 2002.7746 | yr | Date of observation in z band (Note 6)
(time.epoch) (TIME_DATE) |
| z'mag | 20.266 | mag | [3/38] Model magnitude in z filter (= zmag) (Note 5)
(phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| e_z'mag | 0.170 | mag | Mean error on z'mag (= e_zmag) (stat.error;phot.mag) (ERROR) |
| psfMag_z | 20.248 | mag | [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| psfMagErr_z | 0.160 | mag | Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroMag_z | 23.165 | mag | [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z) |
| petroMagErr_z | 8.204 | mag | Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag) (ERROR) |
| petroRad_z | 1.200 | arcsec | Petrosian radius in z band (petroRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| petroRadErr_z | 1.138 | arcsec | Mean error in zPrad (petroRadErr_z) (stat.error) (ERROR) |
| offsetRa_z | -0.02 | arcsec | Offset of z position along RA (offsetRa_z) (pos.angDistance) (POS_EQ_RA_OFF) |
| offsetDec_z | 0.03 | arcsec | Offset of z position along Dec (offsetDec_z) (pos.angDistance) (POS_EQ_DEC_OFF) |
| deVRad_z | 1.063 | arcsec | de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src) (EXTENSION_RAD) |
| zdVell | 0.050 | arcsec | de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity) (PHYS_ELLIPTICITY) |
| deVPhi_z | 169.6 | deg | Position angle of dVrad in z band (deVPhi_z) (pos.posAng) (POS_POS-ANG) |
| pmRa | 6.3 | mas/yr | [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)
(pos.pm;pos.eq.ra) (POS_EQ_PMRA) |
| pmRaErr | 5.5 | mas/yr | Mean error on pmRA (pmRaErr) (Note 8)
(stat.error;pos.pm;pos.eq.ra) (ERROR) |
| pmDec | -7.5 | mas/yr | [-4846/4437] Proper motion along Declination (pmDec) (Note 8)
(pos.pm;pos.eq.dec) (POS_EQ_PMDEC) |
| pmDecErr | 5.5 | mas/yr | Mean error on pmDE (pmDecErr) (Note 8)
(stat.error;pos.pm;pos.eq.dec) (ERROR) |
| sigRA | 241.58 | mas | [0/8662] RMS residual of proper motion fit in RA (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| sigDE | 154.92 | mas | [0/10625] RMS residual of proper motion fit in Dec (Note 8)
(stat.fit.residual) (FIT_RESIDUAL) |
| match | 1 | | [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)
(meta.number) (NUMBER) |
| nFit | 4 | | [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)
(meta.number) (NUMBER) |
| g(O) | 20.7 | | Magnitude from O plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(E) | 0.0 | | Magnitude from E plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| g(J) | 20.3 | | Magnitude from J plate recalibrated to g (Note 8)
(phot.mag;em.opt.B) (PHOT_PHG_B) |
| r(F) | 20.0 | | Magnitude from F plate recalibrated to r (Note 8)
(phot.mag;em.opt.R) (PHOT_PHG_R) |
| i(N) | 0.0 | | Magnitude from N plate recalibrated to i (Note 8)
(phot.mag;em.opt.I) (PHOT_PHG_I) |
| zph | | | (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)
(src.redshift) (REDSHIFT_PHOT) |
| zErr | | | [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)
(stat.error) (ERROR) |
| nnAvgZ | | | [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot) (REDSHIFT_PHOT) |
| chisq_zph | | | Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value) (FIT_CHI2) |
| absMagU | | mag | [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagG | | mag | [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagR | | mag | [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagI | | mag | [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
| absMagZ | | mag | [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs) (PHOT_ABS-MAG_BAND) |
