VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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V/154/sdss16 Sloan Digital Sky Surveys (SDSS), Release 16 (DR16) (Ahumada+, 2020)
Data Release 16 (469,050,976 primary sources plus 325,277,739 secondary sources) (original column names in green) (1231051050 rows)
  -c=318.718197 +02.836154, eq=ICRS, rs=2
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Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (318.718197+02.836154)[ICRS] (pos.angDistance)
_RAJ200021 14 52.36728 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+02 50 10.1544 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 12 20.69823 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+02 37 40.7903 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon053.93763286 deg Galactic longitude (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)
_Glat-29.87729311 deg Galactic latitude (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)

objID1237678598609305739  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra318.718197 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
dec+02.836154 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
fieldID1237678598609305600  The field this object is in (meta.note)
mode1   [1/4] PhotoMode (1=primary, 2=secondary, 3=family, 4=outside) (meta.code.class)
type3   [0/8] Type of object (3=galaxy, 6=star) (type) (Note 2)   (src.class)
clean1   [0/1] Clean photometry flag (1=clean; 0=unclean) (meta.code)
flags 105587744576016  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u22.193 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g20.192 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r19.023 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i18.467 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.998 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.254 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.130 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.048 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.036 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.040 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u29.739 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g21.205 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r17.352 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i17.114 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z17.189 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.576 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 7.812 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.267 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.244 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.389 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 2.333 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 3.608 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 15.026 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 3.589 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 3.283 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 2.146 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 0.580 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 1.358 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 0.667 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 0.474 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 1.688 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 2.814 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 2.742 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 2.624 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 2.481 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.050   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.184   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.235   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.229   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.181   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 95.2 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 100.5 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 100.3 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 98.8 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 99.2 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 151162897  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 70643907465233  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 4503874790654480  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 275171541008  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 275163283472  Detection flags z band (flags_z) (Note 3)   (meta.code)
type_u6   [0/8] Phototype in u band (6=Star ; 3=galaxy) (type_u) (Note 2)   (src.class.starGalaxy)
type_g3   [0/8] Phototype in i band (6=Star ; 3=galaxy) (type_g) (Note 2)   (src.class.starGalaxy)
type_r3   [0/8] Phototype in r band (6=Star ; 3=galaxy) (type_r) (Note 2)   (src.class.starGalaxy)
type_i3   [0/8] Phototype in i band (6=Star ; 3=galaxy) (type_i) (Note 2)   (src.class.starGalaxy)
type_z3   [0/8] Phototype in z band (6=Star ; 3=galaxy) (type_z) (Note 2)   (src.class.starGalaxy)
probPSF_u 1.0   [0/1] 0=notStar 1=Star in u band (probPSF_u) (src.class.starGalaxy)
probPSF_g 0.0   [0/1] 0=notStar 1=Star in g band (probPSF_g) (src.class.starGalaxy)
probPSF_r 0.0   [0/1] 0=notStar 1=Star in r band (probPSF_r) (src.class.starGalaxy)
probPSF_i 0.0   [0/1] 0=notStar 1=Star in i band (probPSF_i) (src.class.starGalaxy)
probPSF_z 0.0   [0/1] 0=notStar 1=Star in z band (probPSF_z) (src.class.starGalaxy)
raErr 0.011 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.007 arcsec [0/22795] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
offsetRa_u -0.01 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g 0.09 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetRa_i -0.37 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetRa_z -0.07 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u 0.01 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
offsetDec_g 0.06 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
offsetDec_i 0.00 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
offsetDec_z -0.01 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
parentID1237678598609305728  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u21.244 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g19.088 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r17.871 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i17.320 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z16.934 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.228 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.015 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.008 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.008 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.017 mag [9.4e-8/3529] Mean error on zmag (err_z) (stat.error;phot.mag)
resolveStatus 257   [0/4145] Decimal status (resolveStatus) (Note 5)   (meta.code)
spec_instrument    Spectral instrument used ("SDSS" or "BOSS") (spec_instrument) (Note 6)   (meta.id;instr)
spec_sourceType    Source type (spec_sourceType) (6) (Note 8)   (src.class)
spec_z   (i) [-0.012/7.06] Spectroscopic final redshift (when SpObjID>0) (spec_z) (Note 6)   (src.redshift)
spec_zErr    [-6/30689] Mean error on zsp (negative for bad fit) (spec_zErr) (Note 6)   (stat.error)
spec_zWarning    [0/902] Zwarning flag (spec_zWarning) (6) (Note 9)   (meta.code)
spec_class    Spectroscopic class: "GALAXY"; "QSO"; "STAR" (spec_class) (Note 6)   (meta.code.class;pos.parallax.spect)
spec_subClass    Spectroscopic subclass (spec_subClass) (6) (Note 10)   (src.class)
spec_velDisp  km/s [0/850] Velocity dispersion (spec_velDisp) (Note 6)   (phys.veloc.dispersion)
spec_velDispErr  km/s [-7/4526] Mean error on Vdisp (spec_velDispErr) (Note 6)   (stat.error)
spec_snMedian    [-1927/132] Median signal-to-noise over all good pixels (spec_snMedian) (Note 6)   (em.wl.central;stat.median)
pm_match0   [0/4] Number of USNO-B objects matched within 1arcsec (pm_match) (Note 11)   (meta.number)
pm_pmRa 0.00 mas/yr [-6121/5519] Proper motion along Right Ascension (pm_pmRa) (Note 11)   (pos.pm;pos.eq.ra)
pm_pmDec 0.00 mas/yr [-4846/4437] Proper motion along Declination (pm_pmDec) (Note 11)   (pos.pm;pos.eq.dec)
pm_pmRaErr 0.00 mas/yr [0/4709] Mean error on pmRA (pm_pmRaErr) (Note 11)   (stat.error;pos.pm;pos.eq.ra)
pm_pmDecErr 0.00 mas/yr [0/4709] Mean error on pmDE (pm_pmDecErr) (Note 11)   (stat.error;pos.pm;pos.eq.dec)
pm_sigRa 0.00 mas [0/8662] RMS residual of proper motion fit in RA (pm_sigRa) (Note 11)   (stat.fit.residual)
pm_sigDec 0.00 mas [0/10625] RMS residual of proper motion fit in Dec (pm_sigDec) (Note 11)   (stat.fit.residual)
pm_nFit0   [0/6] Number of detections used in the pm fit including SDSS (pm_nFit) (Note 11)   (meta.number)
pm_O 0.0   [-214740/70189] Magnitude from USNO-B O plate recalibrated to SDSS g (pm_O) (Note 11)   (phot.mag;em.opt.B)
pm_E 0.0   Magnitude from E plate recalibrated to SDSS r (pm_E) (Note 11)   (phot.mag;em.opt.R)
pm_J 0.0   Magnitude from J plate recalibrated to SDSS g (pm_J) (Note 11)   (phot.mag;em.opt.B)
pm_F 0.0   Magnitude from F plate recalibrated to SDSS r (pm_F) (Note 11)   (phot.mag;em.opt.R)
pm_N 0.0   Magnitude from N plate recalibrated to SDSS i (pm_N) (Note 11)   (phot.mag;em.opt.I)
photoz_z 0.1677  (i) [5e-4/1] Photometric redshift estimated by robust fit to nearest neighbors in a reference set (photoz_z) (Note 12)   (src.redshift)
photoz_zErr 0.0129   [0.003/0.3] Estimated error of the photometric redshift (photoz_zErr) (Note 12)   (stat.error)
photoz_nnAvgZ 0.1695   [0.009/0.9] Average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (photoz_nnAvgZ) (Note 12)   (src.redshift.phot)
photoz_chisq 49.953   [2e-12/6.3e7] Chi-square value for the minimum chi-square template fit (photoz_chisq) (Note 12)   (stat.value)
field_quality3   [1/3] Quality of the observation: 1=bad; 2=barely acceptable; 3=good (field_quality) (Note 13)   (meta.code.qual;obs.param;obs)
field_mjd_u54741.1007 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g54741.1024 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r54741.0990 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i54741.0999 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z54741.1015 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J211452.36+025010.1  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID7712-301-6-0054-0139  (i) SDSS object identifier (run-rerun-camcol-field-object) (Note 1)   (meta.id)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (plate-mjd-fiberID) (meta.id)
MJD54741.1007 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.027 arcsec Distance from center (318.718197+02.836154)[ICRS] (pos.angDistance)
_RAJ200021 14 52.36656 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+02 50 10.1796 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 12 20.69752 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+02 37 40.8155 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon053.93763766 deg Galactic longitude (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)
_Glat-29.87728674 deg Galactic latitude (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)

objID1237678598609305726  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra318.718194 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
dec+02.836161 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
fieldID1237678598609305600  The field this object is in (meta.note)
mode4   [1/4] PhotoMode (1=primary, 2=secondary, 3=family, 4=outside) (meta.code.class)
type3   [0/8] Type of object (3=galaxy, 6=star) (type) (Note 2)   (src.class)
clean0   [0/1] Clean photometry flag (1=clean; 0=unclean) (meta.code)
flags 105622104179474  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u24.646 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g20.321 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r18.964 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i18.412 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.959 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 1.023 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.390 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.172 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.123 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.083 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u34.038 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g15.988 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r15.035 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i30.517 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z31.555 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.044 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.900 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.407 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 13.899 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.286 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 2.970 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 2.969 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r166.536 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 2.969 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 7.670 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u-1000.000 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g-1000.000 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r-1000.000 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i-1000.000 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 30.694 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 0.044 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 29.666 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 7.046 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 4.753 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 4.569 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.543   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.420   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.364   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.288   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.258   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 126.6 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 122.4 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 109.9 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 104.7 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 105.4 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u2317102008424759569  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g2308165452926320913  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r2312598683801126160  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i2308095084182143248  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z2308094809161630225  Detection flags z band (flags_z) (Note 3)   (meta.code)
type_u3   [0/8] Phototype in u band (6=Star ; 3=galaxy) (type_u) (Note 2)   (src.class.starGalaxy)
type_g3   [0/8] Phototype in i band (6=Star ; 3=galaxy) (type_g) (Note 2)   (src.class.starGalaxy)
type_r3   [0/8] Phototype in r band (6=Star ; 3=galaxy) (type_r) (Note 2)   (src.class.starGalaxy)
type_i3   [0/8] Phototype in i band (6=Star ; 3=galaxy) (type_i) (Note 2)   (src.class.starGalaxy)
type_z3   [0/8] Phototype in z band (6=Star ; 3=galaxy) (type_z) (Note 2)   (src.class.starGalaxy)
probPSF_u 0.0   [0/1] 0=notStar 1=Star in u band (probPSF_u) (src.class.starGalaxy)
probPSF_g 0.0   [0/1] 0=notStar 1=Star in g band (probPSF_g) (src.class.starGalaxy)
probPSF_r 0.0   [0/1] 0=notStar 1=Star in r band (probPSF_r) (src.class.starGalaxy)
probPSF_i 0.0   [0/1] 0=notStar 1=Star in i band (probPSF_i) (src.class.starGalaxy)
probPSF_z 0.0   [0/1] 0=notStar 1=Star in z band (probPSF_z) (src.class.starGalaxy)
raErr 0.011 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.008 arcsec [0/22795] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
offsetRa_u 0.00 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g 0.10 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetRa_i 0.01 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetRa_z 0.00 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u -0.01 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
offsetDec_g 0.01 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
offsetDec_i 0.00 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
offsetDec_z 0.00 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
parentID1237678598609305723  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u22.137 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g18.257 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r17.005 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i16.538 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z16.149 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.966 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.014 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.007 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.007 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.017 mag [9.4e-8/3529] Mean error on zmag (err_z) (stat.error;phot.mag)
resolveStatus 8   [0/4145] Decimal status (resolveStatus) (Note 5)   (meta.code)
spec_instrument    Spectral instrument used ("SDSS" or "BOSS") (spec_instrument) (Note 6)   (meta.id;instr)
spec_sourceType    Source type (spec_sourceType) (6) (Note 8)   (src.class)
spec_z   (i) [-0.012/7.06] Spectroscopic final redshift (when SpObjID>0) (spec_z) (Note 6)   (src.redshift)
spec_zErr    [-6/30689] Mean error on zsp (negative for bad fit) (spec_zErr) (Note 6)   (stat.error)
spec_zWarning    [0/902] Zwarning flag (spec_zWarning) (6) (Note 9)   (meta.code)
spec_class    Spectroscopic class: "GALAXY"; "QSO"; "STAR" (spec_class) (Note 6)   (meta.code.class;pos.parallax.spect)
spec_subClass    Spectroscopic subclass (spec_subClass) (6) (Note 10)   (src.class)
spec_velDisp  km/s [0/850] Velocity dispersion (spec_velDisp) (Note 6)   (phys.veloc.dispersion)
spec_velDispErr  km/s [-7/4526] Mean error on Vdisp (spec_velDispErr) (Note 6)   (stat.error)
spec_snMedian    [-1927/132] Median signal-to-noise over all good pixels (spec_snMedian) (Note 6)   (em.wl.central;stat.median)
pm_match    [0/4] Number of USNO-B objects matched within 1arcsec (pm_match) (Note 11)   (meta.number)
pm_pmRa  mas/yr [-6121/5519] Proper motion along Right Ascension (pm_pmRa) (Note 11)   (pos.pm;pos.eq.ra)
pm_pmDec  mas/yr [-4846/4437] Proper motion along Declination (pm_pmDec) (Note 11)   (pos.pm;pos.eq.dec)
pm_pmRaErr  mas/yr [0/4709] Mean error on pmRA (pm_pmRaErr) (Note 11)   (stat.error;pos.pm;pos.eq.ra)
pm_pmDecErr  mas/yr [0/4709] Mean error on pmDE (pm_pmDecErr) (Note 11)   (stat.error;pos.pm;pos.eq.dec)
pm_sigRa  mas [0/8662] RMS residual of proper motion fit in RA (pm_sigRa) (Note 11)   (stat.fit.residual)
pm_sigDec  mas [0/10625] RMS residual of proper motion fit in Dec (pm_sigDec) (Note 11)   (stat.fit.residual)
pm_nFit    [0/6] Number of detections used in the pm fit including SDSS (pm_nFit) (Note 11)   (meta.number)
pm_O    [-214740/70189] Magnitude from USNO-B O plate recalibrated to SDSS g (pm_O) (Note 11)   (phot.mag;em.opt.B)
pm_E    Magnitude from E plate recalibrated to SDSS r (pm_E) (Note 11)   (phot.mag;em.opt.R)
pm_J    Magnitude from J plate recalibrated to SDSS g (pm_J) (Note 11)   (phot.mag;em.opt.B)
pm_F    Magnitude from F plate recalibrated to SDSS r (pm_F) (Note 11)   (phot.mag;em.opt.R)
pm_N    Magnitude from N plate recalibrated to SDSS i (pm_N) (Note 11)   (phot.mag;em.opt.I)
photoz_z   (i) [5e-4/1] Photometric redshift estimated by robust fit to nearest neighbors in a reference set (photoz_z) (Note 12)   (src.redshift)
photoz_zErr    [0.003/0.3] Estimated error of the photometric redshift (photoz_zErr) (Note 12)   (stat.error)
photoz_nnAvgZ    [0.009/0.9] Average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (photoz_nnAvgZ) (Note 12)   (src.redshift.phot)
photoz_chisq    [2e-12/6.3e7] Chi-square value for the minimum chi-square template fit (photoz_chisq) (Note 12)   (stat.value)
field_quality3   [1/3] Quality of the observation: 1=bad; 2=barely acceptable; 3=good (field_quality) (Note 13)   (meta.code.qual;obs.param;obs)
field_mjd_u54741.1007 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g54741.1024 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r54741.0990 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i54741.0999 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z54741.1015 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J211452.36+025010.1  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID7712-301-6-0054-0126  (i) SDSS object identifier (run-rerun-camcol-field-object) (Note 1)   (meta.id)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (plate-mjd-fiberID) (meta.id)
MJD54741.1007 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.029 arcsec Distance from center (318.718197+02.836154)[ICRS] (pos.angDistance)
_RAJ200021 14 52.36536 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+02 50 10.1544 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 12 20.69631 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+02 37 40.7904 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon053.93762775 deg Galactic longitude (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)
_Glat-29.87728647 deg Galactic latitude (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)

objID1237678776849465487  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra318.718189 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
dec+02.836154 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
fieldID1237678776849465344  The field this object is in (meta.note)
mode2   [1/4] PhotoMode (1=primary, 2=secondary, 3=family, 4=outside) (meta.code.class)
type3   [0/8] Type of object (3=galaxy, 6=star) (type) (Note 2)   (src.class)
clean0   [0/1] Clean photometry flag (1=clean; 0=unclean) (meta.code)
flags 105622104313876  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u22.537 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g20.239 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r19.136 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i18.571 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z18.151 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.313 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.124 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.056 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.034 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.045 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u22.377 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g19.160 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r17.973 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i17.421 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z17.051 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 1.616 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.643 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.721 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.702 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.458 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 1.756 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 4.332 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 3.663 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 3.509 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 3.737 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 1.631 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 0.315 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 6.853 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 0.692 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 0.510 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 0.669 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 3.160 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 2.842 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 2.705 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 2.506 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.050   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.183   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.252   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.254   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.234   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 46.9 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 101.5 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 103.0 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 100.5 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 98.9 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 70643907461137  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 275163287572  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 4503874799042576  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 275171672080  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 275163287568  Detection flags z band (flags_z) (Note 3)   (meta.code)
type_u3   [0/8] Phototype in u band (6=Star ; 3=galaxy) (type_u) (Note 2)   (src.class.starGalaxy)
type_g3   [0/8] Phototype in i band (6=Star ; 3=galaxy) (type_g) (Note 2)   (src.class.starGalaxy)
type_r3   [0/8] Phototype in r band (6=Star ; 3=galaxy) (type_r) (Note 2)   (src.class.starGalaxy)
type_i3   [0/8] Phototype in i band (6=Star ; 3=galaxy) (type_i) (Note 2)   (src.class.starGalaxy)
type_z3   [0/8] Phototype in z band (6=Star ; 3=galaxy) (type_z) (Note 2)   (src.class.starGalaxy)
probPSF_u 0.0   [0/1] 0=notStar 1=Star in u band (probPSF_u) (src.class.starGalaxy)
probPSF_g 0.0   [0/1] 0=notStar 1=Star in g band (probPSF_g) (src.class.starGalaxy)
probPSF_r 0.0   [0/1] 0=notStar 1=Star in r band (probPSF_r) (src.class.starGalaxy)
probPSF_i 0.0   [0/1] 0=notStar 1=Star in i band (probPSF_i) (src.class.starGalaxy)
probPSF_z 0.0   [0/1] 0=notStar 1=Star in z band (probPSF_z) (src.class.starGalaxy)
raErr 0.012 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.008 arcsec [0/22795] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
offsetRa_u 0.17 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g 0.08 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetRa_i 0.03 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetRa_z 0.02 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u -0.16 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
offsetDec_g 0.01 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
offsetDec_i -0.04 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
offsetDec_z -0.06 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
parentID1237678776849465478  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u21.707 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g19.019 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r17.827 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i17.266 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z16.853 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.304 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.015 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.009 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.008 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.017 mag [9.4e-8/3529] Mean error on zmag (err_z) (stat.error;phot.mag)
resolveStatus1025   [0/4145] Decimal status (resolveStatus) (Note 5)   (meta.code)
spec_instrument    Spectral instrument used ("SDSS" or "BOSS") (spec_instrument) (Note 6)   (meta.id;instr)
spec_sourceType    Source type (spec_sourceType) (6) (Note 8)   (src.class)
spec_z   (i) [-0.012/7.06] Spectroscopic final redshift (when SpObjID>0) (spec_z) (Note 6)   (src.redshift)
spec_zErr    [-6/30689] Mean error on zsp (negative for bad fit) (spec_zErr) (Note 6)   (stat.error)
spec_zWarning    [0/902] Zwarning flag (spec_zWarning) (6) (Note 9)   (meta.code)
spec_class    Spectroscopic class: "GALAXY"; "QSO"; "STAR" (spec_class) (Note 6)   (meta.code.class;pos.parallax.spect)
spec_subClass    Spectroscopic subclass (spec_subClass) (6) (Note 10)   (src.class)
spec_velDisp  km/s [0/850] Velocity dispersion (spec_velDisp) (Note 6)   (phys.veloc.dispersion)
spec_velDispErr  km/s [-7/4526] Mean error on Vdisp (spec_velDispErr) (Note 6)   (stat.error)
spec_snMedian    [-1927/132] Median signal-to-noise over all good pixels (spec_snMedian) (Note 6)   (em.wl.central;stat.median)
pm_match0   [0/4] Number of USNO-B objects matched within 1arcsec (pm_match) (Note 11)   (meta.number)
pm_pmRa 0.00 mas/yr [-6121/5519] Proper motion along Right Ascension (pm_pmRa) (Note 11)   (pos.pm;pos.eq.ra)
pm_pmDec 0.00 mas/yr [-4846/4437] Proper motion along Declination (pm_pmDec) (Note 11)   (pos.pm;pos.eq.dec)
pm_pmRaErr 0.00 mas/yr [0/4709] Mean error on pmRA (pm_pmRaErr) (Note 11)   (stat.error;pos.pm;pos.eq.ra)
pm_pmDecErr 0.00 mas/yr [0/4709] Mean error on pmDE (pm_pmDecErr) (Note 11)   (stat.error;pos.pm;pos.eq.dec)
pm_sigRa 0.00 mas [0/8662] RMS residual of proper motion fit in RA (pm_sigRa) (Note 11)   (stat.fit.residual)
pm_sigDec 0.00 mas [0/10625] RMS residual of proper motion fit in Dec (pm_sigDec) (Note 11)   (stat.fit.residual)
pm_nFit0   [0/6] Number of detections used in the pm fit including SDSS (pm_nFit) (Note 11)   (meta.number)
pm_O 0.0   [-214740/70189] Magnitude from USNO-B O plate recalibrated to SDSS g (pm_O) (Note 11)   (phot.mag;em.opt.B)
pm_E 0.0   Magnitude from E plate recalibrated to SDSS r (pm_E) (Note 11)   (phot.mag;em.opt.R)
pm_J 0.0   Magnitude from J plate recalibrated to SDSS g (pm_J) (Note 11)   (phot.mag;em.opt.B)
pm_F 0.0   Magnitude from F plate recalibrated to SDSS r (pm_F) (Note 11)   (phot.mag;em.opt.R)
pm_N 0.0   Magnitude from N plate recalibrated to SDSS i (pm_N) (Note 11)   (phot.mag;em.opt.I)
photoz_z   (i) [5e-4/1] Photometric redshift estimated by robust fit to nearest neighbors in a reference set (photoz_z) (Note 12)   (src.redshift)
photoz_zErr    [0.003/0.3] Estimated error of the photometric redshift (photoz_zErr) (Note 12)   (stat.error)
photoz_nnAvgZ    [0.009/0.9] Average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (photoz_nnAvgZ) (Note 12)   (src.redshift.phot)
photoz_chisq    [2e-12/6.3e7] Chi-square value for the minimum chi-square template fit (photoz_chisq) (Note 12)   (stat.value)
field_quality3   [1/3] Quality of the observation: 1=bad; 2=barely acceptable; 3=good (field_quality) (Note 13)   (meta.code.qual;obs.param;obs)
field_mjd_u54764.0813 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g54764.0830 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r54764.0797 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i54764.0805 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z54764.0822 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J211452.36+025010.1  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID7754-301-2-0039-0143  (i) SDSS object identifier (run-rerun-camcol-field-object) (Note 1)   (meta.id)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (plate-mjd-fiberID) (meta.id)
MJD54764.0813 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.033 arcsec Distance from center (318.718197+02.836154)[ICRS] (pos.angDistance)
_RAJ200021 14 52.36512 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+02 50 10.1472 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 12 20.69607 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+02 37 40.7832 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon053.93762519 deg Galactic longitude (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)
_Glat-29.87728675 deg Galactic latitude (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)

objID1237659745851736281  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra318.718188 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
dec+02.836152 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
fieldID1237659745851736064  The field this object is in (meta.note)
mode2   [1/4] PhotoMode (1=primary, 2=secondary, 3=family, 4=outside) (meta.code.class)
type3   [0/8] Type of object (3=galaxy, 6=star) (type) (Note 2)   (src.class)
clean0   [0/1] Clean photometry flag (1=clean; 0=unclean) (meta.code)
flags 105587745100564  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u22.316 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g20.049 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r18.939 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i18.504 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z18.087 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.465 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.063 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.034 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.030 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.036 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u31.055 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g33.668 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r15.885 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i15.614 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z16.844 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 1.073 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.278 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.143 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.246 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 1.333 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 1.792 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 4.086 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r166.495 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 21.247 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 2.922 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 0.916 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 0.848 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r-1000.000 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 3.625 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 1.565 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 0.048 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 2.826 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 3.525 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 2.952 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 2.560 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.435   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.106   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.211   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.218   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.245   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u -29.0 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 101.6 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 101.6 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 101.2 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 101.0 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 70369147064337  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 70643891142677  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 4503874774336788  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 275146572308  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 275280793620  Detection flags z band (flags_z) (Note 3)   (meta.code)
type_u6   [0/8] Phototype in u band (6=Star ; 3=galaxy) (type_u) (Note 2)   (src.class.starGalaxy)
type_g3   [0/8] Phototype in i band (6=Star ; 3=galaxy) (type_g) (Note 2)   (src.class.starGalaxy)
type_r3   [0/8] Phototype in r band (6=Star ; 3=galaxy) (type_r) (Note 2)   (src.class.starGalaxy)
type_i3   [0/8] Phototype in i band (6=Star ; 3=galaxy) (type_i) (Note 2)   (src.class.starGalaxy)
type_z3   [0/8] Phototype in z band (6=Star ; 3=galaxy) (type_z) (Note 2)   (src.class.starGalaxy)
probPSF_u 1.0   [0/1] 0=notStar 1=Star in u band (probPSF_u) (src.class.starGalaxy)
probPSF_g 0.0   [0/1] 0=notStar 1=Star in g band (probPSF_g) (src.class.starGalaxy)
probPSF_r 0.0   [0/1] 0=notStar 1=Star in r band (probPSF_r) (src.class.starGalaxy)
probPSF_i 0.0   [0/1] 0=notStar 1=Star in i band (probPSF_i) (src.class.starGalaxy)
probPSF_z 0.0   [0/1] 0=notStar 1=Star in z band (probPSF_z) (src.class.starGalaxy)
raErr 0.013 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.013 arcsec [0/22795] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
offsetRa_u 0.06 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g 0.04 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetRa_i -0.27 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetRa_z -0.06 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u 0.10 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
offsetDec_g -0.01 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
offsetDec_i 0.28 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
offsetDec_z -0.04 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
parentID1237659745851736269  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u21.664 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g18.901 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r17.707 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i17.197 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z16.790 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.445 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.019 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.010 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.009 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.021 mag [9.4e-8/3529] Mean error on zmag (err_z) (stat.error;phot.mag)
resolveStatus1025   [0/4145] Decimal status (resolveStatus) (Note 5)   (meta.code)
spec_instrument    Spectral instrument used ("SDSS" or "BOSS") (spec_instrument) (Note 6)   (meta.id;instr)
spec_sourceType    Source type (spec_sourceType) (6) (Note 8)   (src.class)
spec_z   (i) [-0.012/7.06] Spectroscopic final redshift (when SpObjID>0) (spec_z) (Note 6)   (src.redshift)
spec_zErr    [-6/30689] Mean error on zsp (negative for bad fit) (spec_zErr) (Note 6)   (stat.error)
spec_zWarning    [0/902] Zwarning flag (spec_zWarning) (6) (Note 9)   (meta.code)
spec_class    Spectroscopic class: "GALAXY"; "QSO"; "STAR" (spec_class) (Note 6)   (meta.code.class;pos.parallax.spect)
spec_subClass    Spectroscopic subclass (spec_subClass) (6) (Note 10)   (src.class)
spec_velDisp  km/s [0/850] Velocity dispersion (spec_velDisp) (Note 6)   (phys.veloc.dispersion)
spec_velDispErr  km/s [-7/4526] Mean error on Vdisp (spec_velDispErr) (Note 6)   (stat.error)
spec_snMedian    [-1927/132] Median signal-to-noise over all good pixels (spec_snMedian) (Note 6)   (em.wl.central;stat.median)
pm_match0   [0/4] Number of USNO-B objects matched within 1arcsec (pm_match) (Note 11)   (meta.number)
pm_pmRa 0.00 mas/yr [-6121/5519] Proper motion along Right Ascension (pm_pmRa) (Note 11)   (pos.pm;pos.eq.ra)
pm_pmDec 0.00 mas/yr [-4846/4437] Proper motion along Declination (pm_pmDec) (Note 11)   (pos.pm;pos.eq.dec)
pm_pmRaErr 0.00 mas/yr [0/4709] Mean error on pmRA (pm_pmRaErr) (Note 11)   (stat.error;pos.pm;pos.eq.ra)
pm_pmDecErr 0.00 mas/yr [0/4709] Mean error on pmDE (pm_pmDecErr) (Note 11)   (stat.error;pos.pm;pos.eq.dec)
pm_sigRa 0.00 mas [0/8662] RMS residual of proper motion fit in RA (pm_sigRa) (Note 11)   (stat.fit.residual)
pm_sigDec 0.00 mas [0/10625] RMS residual of proper motion fit in Dec (pm_sigDec) (Note 11)   (stat.fit.residual)
pm_nFit0   [0/6] Number of detections used in the pm fit including SDSS (pm_nFit) (Note 11)   (meta.number)
pm_O 0.0   [-214740/70189] Magnitude from USNO-B O plate recalibrated to SDSS g (pm_O) (Note 11)   (phot.mag;em.opt.B)
pm_E 0.0   Magnitude from E plate recalibrated to SDSS r (pm_E) (Note 11)   (phot.mag;em.opt.R)
pm_J 0.0   Magnitude from J plate recalibrated to SDSS g (pm_J) (Note 11)   (phot.mag;em.opt.B)
pm_F 0.0   Magnitude from F plate recalibrated to SDSS r (pm_F) (Note 11)   (phot.mag;em.opt.R)
pm_N 0.0   Magnitude from N plate recalibrated to SDSS i (pm_N) (Note 11)   (phot.mag;em.opt.I)
photoz_z   (i) [5e-4/1] Photometric redshift estimated by robust fit to nearest neighbors in a reference set (photoz_z) (Note 12)   (src.redshift)
photoz_zErr    [0.003/0.3] Estimated error of the photometric redshift (photoz_zErr) (Note 12)   (stat.error)
photoz_nnAvgZ    [0.009/0.9] Average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (photoz_nnAvgZ) (Note 12)   (src.redshift.phot)
photoz_chisq    [2e-12/6.3e7] Chi-square value for the minimum chi-square template fit (photoz_chisq) (Note 12)   (stat.value)
field_quality1   [1/3] Quality of the observation: 1=bad; 2=barely acceptable; 3=good (field_quality) (Note 13)   (meta.code.qual;obs.param;obs)
field_mjd_u52522.2510 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g52522.2526 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r52522.2493 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i52522.2501 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z52522.2518 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J211452.36+025010.1  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID3323-301-2-0075-0217  (i) SDSS object identifier (run-rerun-camcol-field-object) (Note 1)   (meta.id)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (plate-mjd-fiberID) (meta.id)
MJD52522.2510 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
  
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