VizieR

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

VizieR

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V/154/sdss16 Sloan Digital Sky Surveys (SDSS), Release 16 (DR16) (Ahumada+, 2020)
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Data Release 16 (469,050,976 primary sources plus 325,277,739 secondary sources) (original column names in green) (1231051050 rows) 		  -c=007.228561 -00.073062, eq=ICRS, rs=2
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Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (007.228561-00.073062)[ICRS], at Epoch of catalog (MJD) (pos.angDistance)
_RAJ200000 28 54.85464 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 04 23.0232 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 26 21.12323 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-00 20 58.0299 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon110.70122168 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)
_Glat-62.40874252 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)
objID1237663504506945619  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra007.228561 deg (i) Right Ascension of the object (ICRS) at Epoch="MJD" (ra) (pos.eq.ra;meta.main)
dec-00.073062 deg (i) Declination of the object (ICRS) at Epoch="MJD" (dec) (pos.eq.dec;meta.main)
fieldID1237663504506945536  The field this object is in (meta.note)
mode3   [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 4477839086088  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u19.598 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g18.436 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r17.728 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i17.357 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.175 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.056 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.015 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.014 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.012 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.026 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u17.944 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g16.699 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r16.095 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i15.729 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z15.589 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.062 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.010 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.014 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.014 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.032 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 8.486 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 8.968 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 9.395 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 9.906 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 8.676 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 0.589 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 1.236 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 1.629 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 1.959 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 1.895 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 12.321 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 9.889 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 8.468 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 7.954 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 6.689 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.440   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.380   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.373   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.401   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.433   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 67.6 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 65.4 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 67.3 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 66.7 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 65.4 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 4673276772360  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 275230396424  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 4503874866020360  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 275238649864  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 275364479496  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 0.010 arcsec [0/22795] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
offsetRa_u -0.02 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g -0.02 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 0.03 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u -0.35 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 -0.01 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
offsetDec_z -0.05 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
parentID1237663504506945618  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  (i) Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u17.716 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g16.470 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r15.846 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i15.449 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z15.197 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.025 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.005 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.004 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.004 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.010 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_quality2   [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_u52934.2340 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g52934.2356 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r52934.2323 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i52934.2332 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z52934.2348 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J002854.85-000423.0  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID4198-301-3-0410-0083  (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)
MJD52934.2340 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.016 arcsec Distance from center (007.228561-00.073062)[ICRS], at Epoch of catalog (MJD) (pos.angDistance)
_RAJ200000 28 54.85378 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 04 23.0450 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 26 21.12367 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-00 20 58.2437 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon110.70121238 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)
_Glat-62.40874373 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)
objID1237663504506945620  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra007.228557 deg (i) Right Ascension of the object (ICRS) at Epoch="MJD" (ra) (pos.eq.ra;meta.main)
dec-00.073064 deg (i) Declination of the object (ICRS) at Epoch="MJD" (dec) (pos.eq.dec;meta.main)
fieldID1237663504506945536  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 35253360136208  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u19.657 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g18.459 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r17.752 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i17.380 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.201 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.059 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.018 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.018 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.017 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.029 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u18.252 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g17.032 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r16.486 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i16.114 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z15.961 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.053 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.020 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.025 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.026 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.042 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 6.777 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 6.403 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 5.992 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 5.863 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 5.354 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 0.336 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 0.258 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 0.178 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 0.216 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 0.256 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 8.319 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 6.373 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 5.115 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 4.798 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 4.107 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.565   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.515   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.520   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.539   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.580   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 72.0 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 66.8 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 68.0 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 67.7 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 67.8 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 2252074960060432  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 2252074960195600  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 6755674587430928  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 2252074960060432  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 2252074960060432  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 0.010 arcsec [0/22795] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
offsetRa_u -0.02 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g -0.02 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 0.04 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u -0.34 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 -0.01 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)
parentID1237663504506945619  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  (i) Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u18.400 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g17.113 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r16.506 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i16.105 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z15.855 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.027 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.005 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.004 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.004 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.011 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_match1   [0/4] Number of USNO-B objects matched within 1arcsec (pm_match) (Note 11)   (meta.number)
pm_pmRa -0.39 mas/yr [-6121/5519] Proper motion along Right Ascension (pm_pmRa) (Note 11)   (pos.pm;pos.eq.ra)
pm_pmDec 3.84 mas/yr [-4846/4437] Proper motion along Declination (pm_pmDec) (Note 11)   (pos.pm;pos.eq.dec)
pm_pmRaErr 2.48 mas/yr [0/4709] Mean error on pmRA (pm_pmRaErr) (Note 11)   (stat.error;pos.pm;pos.eq.ra)
pm_pmDecErr 2.48 mas/yr [0/4709] Mean error on pmDE (pm_pmDecErr) (Note 11)   (stat.error;pos.pm;pos.eq.dec)
pm_sigRa 384.46 mas [0/8662] RMS residual of proper motion fit in RA (pm_sigRa) (Note 11)   (stat.fit.residual)
pm_sigDec 121.37 mas [0/10625] RMS residual of proper motion fit in Dec (pm_sigDec) (Note 11)   (stat.fit.residual)
pm_nFit6   [0/6] Number of detections used in the pm fit including SDSS (pm_nFit) (Note 11)   (meta.number)
pm_O 15.0   [-214740/70189] Magnitude from USNO-B O plate recalibrated to SDSS g (pm_O) (Note 11)   (phot.mag;em.opt.B)
pm_E 14.9   Magnitude from E plate recalibrated to SDSS r (pm_E) (Note 11)   (phot.mag;em.opt.R)
pm_J 13.9   Magnitude from J plate recalibrated to SDSS g (pm_J) (Note 11)   (phot.mag;em.opt.B)
pm_F 13.8   Magnitude from F plate recalibrated to SDSS r (pm_F) (Note 11)   (phot.mag;em.opt.R)
pm_N 15.3   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_quality2   [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_u52934.2340 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g52934.2356 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r52934.2323 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i52934.2332 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z52934.2348 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J002854.85-000423.0  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID4198-301-3-0410-0084  (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)
MJD52934.2340 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 (007.228561-00.073062)[ICRS], at Epoch of catalog (MJD) (pos.angDistance)
_RAJ200000 28 54.85320 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 04 22.9980 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 26 21.12179 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-00 20 58.0047 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon110.70121180 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)
_Glat-62.40873452 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)
objID1237660008404025463  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra007.228555 deg (i) Right Ascension of the object (ICRS) at Epoch="MJD" (ra) (pos.eq.ra;meta.main)
dec-00.073055 deg (i) Declination of the object (ICRS) at Epoch="MJD" (dec) (pos.eq.dec;meta.main)
fieldID1237660008404025344  The field this object is in (meta.note)
mode3   [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 79792439626  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u20.168 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g18.796 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r18.119 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i17.784 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.455 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.050 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.018 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.021 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.013 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.021 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u18.022 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g16.646 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r16.099 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i15.778 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z15.048 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.115 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.024 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.012 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.025 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.160 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 7.914 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 9.347 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 10.364 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 10.101 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z258.345 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 1.992 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 1.640 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 2.274 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 2.149 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z-1000.000 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 12.320 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 10.878 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 8.357 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 7.105 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 12.081 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.531   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.406   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.409   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.429   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.443   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 65.4 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 64.7 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 65.0 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 65.3 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 66.7 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 275230261312  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 275238649922  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 4503874865987650  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 275230261314  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 275364447554  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 0.007 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 -0.04 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g -0.03 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 -0.05 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u -0.09 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
offsetDec_g -0.04 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 -0.07 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
offsetDec_z -0.03 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  (i) Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u17.808 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g16.473 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r15.848 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i15.452 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z15.093 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.027 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.005 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.004 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.004 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.010 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_u52557.3262 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g52557.3278 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r52557.3245 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i52557.3253 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z52557.3270 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J002854.85-000422.9  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID3384-301-3-0417-0119  (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)
MJD52557.3262 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.035 arcsec Distance from center (007.228561-00.073062)[ICRS], at Epoch of catalog (MJD) (pos.angDistance)
_RAJ200000 28 54.85248 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 04 23.0088 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 26 21.12107 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-00 20 58.0155 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon110.70120422 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)
_Glat-62.40873690 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)
objID1237666541025230929  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra007.228552 deg (i) Right Ascension of the object (ICRS) at Epoch="MJD" (ra) (pos.eq.ra;meta.main)
dec-00.073058 deg (i) Declination of the object (ICRS) at Epoch="MJD" (dec) (pos.eq.dec;meta.main)
fieldID1237666541025230848  The field this object is in (meta.note)
mode3   [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 79792439370  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u20.402 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g19.070 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r18.387 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i17.956 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.667 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.057 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.015 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.021 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.018 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.035 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u17.796 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g16.722 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r16.101 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i15.793 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z15.473 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.067 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.010 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.033 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.021 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.047 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 10.407 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 8.994 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 9.485 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 9.001 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 10.014 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 2.197 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 1.672 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 2.250 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 1.678 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 1.752 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 13.482 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 9.707 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 8.500 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 6.944 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 6.861 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.550   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.417   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.430   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.457   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.475   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 65.8 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 65.4 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 64.2 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 64.6 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 66.3 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 275230261312  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 275230261314  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 4503874865987650  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 275230261314  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 275364479042  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 0.007 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.006 arcsec [0/22795] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
offsetRa_u 0.15 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 -0.01 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetRa_z -0.01 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u -0.28 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)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  (i) Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u17.741 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g16.461 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r15.815 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i15.429 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z15.139 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.027 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.005 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.004 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.004 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.010 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_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_u53298.3157 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g53298.3174 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r53298.3141 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i53298.3149 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z53298.3165 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J002854.85-000423.0  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID4905-301-3-0050-0081  (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)
MJD53298.3157 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.044 arcsec Distance from center (007.228561-00.073062)[ICRS], at Epoch of catalog (MJD) (pos.angDistance)
_RAJ200000 28 54.85632 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 04 22.9872 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 26 21.12491 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-00 20 57.9939 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon110.70124059 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)
_Glat-62.40873402 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)
objID1237663543162306651  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra007.228568 deg (i) Right Ascension of the object (ICRS) at Epoch="MJD" (ra) (pos.eq.ra;meta.main)
dec-00.073052 deg (i) Declination of the object (ICRS) at Epoch="MJD" (dec) (pos.eq.dec;meta.main)
fieldID1237663543162306560  The field this object is in (meta.note)
mode3   [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 79792439370  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u20.142 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g18.719 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r18.106 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i17.725 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.398 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.046 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.026 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.013 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.012 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.028 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u17.998 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g16.690 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r16.162 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i15.787 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z15.476 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.061 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.011 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.008 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.014 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.030 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 8.379 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 9.002 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 10.249 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 9.987 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 9.595 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 0.547 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 1.401 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 2.848 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 2.394 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 2.156 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 13.132 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 9.894 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 7.939 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 7.133 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 7.161 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.455   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.416   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.395   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.412   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.431   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 68.7 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 63.9 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 65.2 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 65.2 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 64.8 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 275213484096  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 275213484098  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 4503874840854594  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 275213484098  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 275213484098  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 0.007 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 0.18 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g -0.03 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 -0.04 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u -0.29 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
offsetDec_g 0.05 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 -0.03 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
offsetDec_z -0.03 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  (i) Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u17.818 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g16.533 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r15.912 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i15.510 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z15.194 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.023 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.004 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.004 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.004 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.009 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_u52936.2301 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g52936.2317 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r52936.2284 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i52936.2292 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z52936.2309 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J002854.85-000422.9  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID4207-301-3-0420-0091  (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)
MJD52936.2301 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.044 arcsec Distance from center (007.228561-00.073062)[ICRS], at Epoch of catalog (MJD) (pos.angDistance)
_RAJ200000 28 54.85296 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 04 22.9872 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 26 21.12155 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-00 20 57.9939 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon110.70121091 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)
_Glat-62.40873138 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)
objID1237663543162306652  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra007.228554 deg (i) Right Ascension of the object (ICRS) at Epoch="MJD" (ra) (pos.eq.ra;meta.main)
dec-00.073052 deg (i) Declination of the object (ICRS) at Epoch="MJD" (dec) (pos.eq.dec;meta.main)
fieldID1237663543162306560  The field this object is in (meta.note)
mode3   [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 4495018819592  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u20.115 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g18.719 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r18.106 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i17.725 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.400 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.046 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.026 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.013 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.012 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.028 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u18.027 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g16.724 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r16.153 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i15.790 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z15.511 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.064 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.014 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.007 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.020 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.030 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 8.367 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 9.002 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 10.456 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 10.167 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 10.459 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 0.527 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 1.351 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 2.862 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 2.490 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 2.280 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 12.433 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 9.894 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 7.937 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 7.144 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 6.998 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.475   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.410   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.398   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.411   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.421   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 68.8 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 63.9 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 65.2 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 65.4 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 65.2 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 4673259995144  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 275213484040  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 4503874840854536  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 275213484040  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 275213484040  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 0.007 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 0.21 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g -0.01 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 -0.02 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u -0.30 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
offsetDec_g 0.02 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 -0.02 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)
parentID1237663543162306651  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  (i) Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u17.819 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g16.540 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r15.908 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i15.508 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z15.212 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.023 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.004 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.004 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.004 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.009 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_u52936.2301 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g52936.2317 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r52936.2284 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i52936.2292 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z52936.2309 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J002854.85-000422.9  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID4207-301-3-0420-0092  (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)
MJD52936.2301 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.046 arcsec Distance from center (007.228561-00.073062)[ICRS], at Epoch of catalog (MJD) (pos.angDistance)
_RAJ200000 28 54.85368 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 04 22.9800 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 26 21.12227 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-00 20 57.9867 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon110.70121808 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)
_Glat-62.40872998 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)
objID1237656907432001619  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra007.228557 deg (i) Right Ascension of the object (ICRS) at Epoch="MJD" (ra) (pos.eq.ra;meta.main)
dec-00.073050 deg (i) Declination of the object (ICRS) at Epoch="MJD" (dec) (pos.eq.dec;meta.main)
fieldID1237656907432001536  The field this object is in (meta.note)
mode3   [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 79792439882  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u20.354 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g18.938 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r18.105 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i17.837 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.582 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.054 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.033 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.016 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.020 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.022 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u18.062 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g16.695 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r16.109 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i15.696 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z15.336 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.118 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.009 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.011 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.027 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.080 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 8.596 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 9.491 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 9.881 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 43.120 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 22.401 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 1.037 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 1.778 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 2.058 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 4.308 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 1.235 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 12.931 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 9.892 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 8.059 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 8.076 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 8.204 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.390   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.427   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.413   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.420   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.473   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 66.0 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 64.2 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 65.2 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 65.2 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 66.7 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 275230261312  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 275230261314  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 4503874865987650  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 275230229058  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 275372835394  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 0.008 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 -0.09 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g -0.02 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 0.02 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetRa_z 0.03 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u 0.02 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
offsetDec_g 0.02 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 0.02 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
offsetDec_z -0.03 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  (i) Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u17.839 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g16.518 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r15.867 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i15.466 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z15.185 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.025 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.005 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.004 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.004 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.010 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_u52197.3337 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g52197.3353 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r52197.3320 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i52197.3328 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z52197.3345 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J002854.85-000422.9  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID2662-301-3-0331-0083  (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)
MJD52197.3337 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.046 arcsec Distance from center (007.228561-00.073062)[ICRS], at Epoch of catalog (MJD) (pos.angDistance)
_RAJ200000 28 54.85298 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 04 23.0020 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 26 21.12494 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-00 20 58.2032 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon110.70120879 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)
_Glat-62.40873119 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)
objID1237663543162306653  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra007.228553 deg (i) Right Ascension of the object (ICRS) at Epoch="MJD" (ra) (pos.eq.ra;meta.main)
dec-00.073052 deg (i) Declination of the object (ICRS) at Epoch="MJD" (dec) (pos.eq.dec;meta.main)
fieldID1237663543162306560  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 35253360136208  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u20.161 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g18.731 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r18.116 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i17.733 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.410 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.048 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.029 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.019 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.017 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.031 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u18.242 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g17.023 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r16.491 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i16.103 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z15.874 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.047 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.023 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.028 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.029 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.038 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 6.813 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 6.266 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 5.812 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 5.647 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 5.062 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 0.385 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 0.316 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 0.298 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 0.282 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 0.292 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 9.887 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 6.435 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 5.117 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 4.831 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 4.240 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.553   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.550   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.529   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.532   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.561   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 69.4 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 64.4 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 65.8 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 66.4 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 66.7 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 2252074960060432  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 2252074960191504  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 6755674587430928  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 2252074960195600  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 2252074960060432  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 0.007 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 0.21 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g -0.01 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 0.00 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 -0.30 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
offsetDec_g 0.02 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 -0.02 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)
parentID1237663543162306652  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  (i) Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u18.445 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g17.125 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r16.519 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i16.119 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z15.851 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.025 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.005 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.004 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.004 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.010 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_match1   [0/4] Number of USNO-B objects matched within 1arcsec (pm_match) (Note 11)   (meta.number)
pm_pmRa -1.01 mas/yr [-6121/5519] Proper motion along Right Ascension (pm_pmRa) (Note 11)   (pos.pm;pos.eq.ra)
pm_pmDec 3.89 mas/yr [-4846/4437] Proper motion along Declination (pm_pmDec) (Note 11)   (pos.pm;pos.eq.dec)
pm_pmRaErr 2.48 mas/yr [0/4709] Mean error on pmRA (pm_pmRaErr) (Note 11)   (stat.error;pos.pm;pos.eq.ra)
pm_pmDecErr 2.48 mas/yr [0/4709] Mean error on pmDE (pm_pmDecErr) (Note 11)   (stat.error;pos.pm;pos.eq.dec)
pm_sigRa 394.85 mas [0/8662] RMS residual of proper motion fit in RA (pm_sigRa) (Note 11)   (stat.fit.residual)
pm_sigDec 100.24 mas [0/10625] RMS residual of proper motion fit in Dec (pm_sigDec) (Note 11)   (stat.fit.residual)
pm_nFit6   [0/6] Number of detections used in the pm fit including SDSS (pm_nFit) (Note 11)   (meta.number)
pm_O 15.1   [-214740/70189] Magnitude from USNO-B O plate recalibrated to SDSS g (pm_O) (Note 11)   (phot.mag;em.opt.B)
pm_E 14.9   Magnitude from E plate recalibrated to SDSS r (pm_E) (Note 11)   (phot.mag;em.opt.R)
pm_J 13.9   Magnitude from J plate recalibrated to SDSS g (pm_J) (Note 11)   (phot.mag;em.opt.B)
pm_F 13.9   Magnitude from F plate recalibrated to SDSS r (pm_F) (Note 11)   (phot.mag;em.opt.R)
pm_N 15.4   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_u52936.2301 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g52936.2317 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r52936.2284 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i52936.2292 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z52936.2309 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J002854.85-000422.9  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID4207-301-3-0420-0093  (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)
MJD52936.2301 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.054 arcsec Distance from center (007.228561-00.073062)[ICRS], at Epoch of catalog (MJD) (pos.angDistance)
_RAJ200000 28 54.85200 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 04 22.9872 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 26 21.12059 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-00 20 57.9939 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon110.70120242 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)
_Glat-62.40873063 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)
objID1237663740713500819  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra007.228550 deg (i) Right Ascension of the object (ICRS) at Epoch="MJD" (ra) (pos.eq.ra;meta.main)
dec-00.073052 deg (i) Declination of the object (ICRS) at Epoch="MJD" (dec) (pos.eq.dec;meta.main)
fieldID1237663740713500672  The field this object is in (meta.note)
mode3   [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 4477771842058  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u20.106 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g18.841 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r17.987 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i17.643 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.424 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.053 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.018 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.014 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.020 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.024 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u17.995 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g16.683 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r16.102 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i15.577 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z15.543 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.053 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.013 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.014 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.070 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.028 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 7.939 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 8.980 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 9.730 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 24.215 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 8.759 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 1.927 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 1.417 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 2.054 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 0.411 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 1.911 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 13.411 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 9.886 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 8.055 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 8.799 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 6.742 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.392   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.421   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.403   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.432   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.443   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 63.5 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 65.1 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 64.9 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 66.2 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 65.7 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 275163152384  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 275171540994  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 4508272845389826  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 4673343848962  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 275163152386  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 0.008 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 -0.04 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g -0.02 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 0.02 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetRa_z -0.08 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_u -0.08 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 -0.01 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)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  (i) Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u17.817 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g16.508 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r15.874 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i15.439 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z15.192 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.022 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.004 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.004 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.004 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.009 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_u52962.1553 d Date of observation in u band (field_mjd_u) (Note 13)   (time.epoch)
field_mjd_g52962.1570 d Date of observation in g band (field_mjd_g) (Note 13)   (time.epoch)
field_mjd_r52962.1537 d Date of observation in r band (field_mjd_r) (Note 13)   (time.epoch)
field_mjd_i52962.1545 d Date of observation in i band (field_mjd_i) (Note 13)   (time.epoch)
field_mjd_z52962.1561 d Date of observation in z band (field_mjd_z) (Note 13)   (time.epoch)
SDSS16SDSS J002854.85-000422.9  (i) SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)
SDSS-ID4253-301-3-0156-0147  (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)
MJD52962.1553 d Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.055 arcsec Distance from center (007.228561-00.073062)[ICRS], at Epoch of catalog (MJD) (pos.angDistance)
_RAJ200000 28 54.85683 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 04 23.0900 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 26 21.12910 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-00 20 58.3631 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon110.70123335 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)
_Glat-62.40875680 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)
objID1237663311217098806  (i) SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note)   (meta.id;meta.main)
ra007.228569 deg (i) Right Ascension of the object (ICRS) at Epoch="MJD" (ra) (pos.eq.ra;meta.main)
dec-00.073075 deg (i) Declination of the object (ICRS) at Epoch="MJD" (dec) (pos.eq.dec;meta.main)
fieldID1237663311217098752  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 35253360132112  Photo Object Attribute flags (Note 3)   (meta.code.error)
psfMag_u19.879 mag (i) [4/35] PSF magnitude in u band (psfMag_u) (Note 4)   (phot.mag;em.opt.U)
psfMag_g18.349 mag [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4)   (phot.mag;em.opt.B)
psfMag_r17.828 mag [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4)   (phot.mag;em.opt.R)
psfMag_i17.229 mag [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4)   (phot.mag;em.opt.I)
psfMag_z17.094 mag [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4)   (phot.mag;em.opt.I)
psfMagErr_u 0.062 mag [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4)   (stat.error;phot.mag)
psfMagErr_g 0.035 mag Mean error on gpmag (psfMagErr_g) (Note 4)   (stat.error;phot.mag)
psfMagErr_r 0.074 mag Mean error on rpmag (psfMagErr_r) (Note 4)   (stat.error;phot.mag)
psfMagErr_i 0.017 mag Mean error on ipmag (psfMagErr_i) (Note 4)   (stat.error;phot.mag)
psfMagErr_z 0.030 mag Mean error on zpmag (psfMagErr_z) (Note 4)   (stat.error;phot.mag)
petroMag_u18.354 mag [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4)   (phot.mag;em.opt.U)
petroMag_g17.061 mag [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4)   (phot.mag;em.opt.B)
petroMag_r16.506 mag [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4)   (phot.mag;em.opt.R)
petroMag_i16.174 mag [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4)   (phot.mag;em.opt.I)
petroMag_z16.020 mag [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4)   (phot.mag;em.opt.I)
petroMagErr_u 0.058 mag [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4)   (stat.error;phot.mag)
petroMagErr_g 0.021 mag [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4)   (stat.error;phot.mag)
petroMagErr_r 0.022 mag Mean error in rPmag (petroMagErr_r) (Note 4)   (stat.error;phot.mag)
petroMagErr_i 0.020 mag Mean error in iPmag (petroMagErr_i) (Note 4)   (stat.error;phot.mag)
petroMagErr_z 0.043 mag Mean error in zPmag (petroMagErr_z) (Note 4)   (stat.error;phot.mag)
petroRad_u 6.893 arcsec [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRad_g 6.359 arcsec [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRad_r 6.192 arcsec [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRad_i 6.783 arcsec [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRad_z 5.126 arcsec [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_u 0.452 arcsec [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)
petroRadErr_g 0.248 arcsec [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)
petroRadErr_r 0.180 arcsec [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)
petroRadErr_i 0.141 arcsec [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)
petroRadErr_z 0.219 arcsec [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)
deVRad_u 8.807 arcsec [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)
deVRad_g 6.153 arcsec [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)
deVRad_r 5.450 arcsec [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)
deVRad_i 5.245 arcsec [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)
deVRad_z 4.107 arcsec [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)
deVAB_u 0.526   [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)
deVAB_g 0.496   [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)
deVAB_r 0.520   [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)
deVAB_i 0.572   [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)
deVAB_z 0.496   [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)
deVPhi_u 66.5 deg [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
deVPhi_g 64.3 deg [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
deVPhi_r 66.9 deg [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
deVPhi_i 69.0 deg [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
deVPhi_z 66.3 deg [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
flags_u 2252074960060432  Detection flags u band (flags_u) (Note 3)   (meta.code)
flags_g 2252074960191504  Detection flags g band (flags_g) (Note 3)   (meta.code)
flags_r 6755674587430928  Detection flags r band (flags_r) (Note 3)   (meta.code)
flags_i 2252074960060432  Detection flags i band (flags_i) (Note 3)   (meta.code)
flags_z 2252074960060432  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 0.013 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.011 arcsec [0/22795] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
offsetRa_u -0.16 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetRa_g -0.02 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 -0.09 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 -0.04 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
offsetDec_g 0.00 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 0.09 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)
parentID1237663311217098805  Pointer to parent (if object deblended) (meta.id.parent)
specObjID0  (i) Pointer to the spectrum of object or 0 (specObjID) (Note 6)   (meta.id)
u18.536 mag (i) [4/37.3] Model magnitude in u filter AB scale (u) (Note 7)   (phot.mag;em.opt.U)
g17.077 mag (i) [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7)   (phot.mag;em.opt.B)
r16.524 mag (i) [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7)   (phot.mag;em.opt.R)
i16.197 mag (i) [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7)   (phot.mag;em.opt.I)
z15.826 mag (i) [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7)   (phot.mag;em.opt.I)
err_u 0.029 mag [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)
err_g 0.005 mag [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)
err_r 0.004 mag [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)
err_i 0.005 mag [0/634] Mean error on imag (err_i) (stat.error;phot.mag)
err_z 0.012 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_match1   [0/4] Number of USNO-B objects matched within 1arcsec (pm_match) (Note 11)   (meta.number)
pm_pmRa -1.10 mas/yr [-6121/5519] Proper motion along Right Ascension (pm_pmRa) (Note 11)   (pos.pm;pos.eq.ra)
pm_pmDec 5.33 mas/yr [-4846/4437] Proper motion along Declination (pm_pmDec) (Note 11)   (pos.pm;pos.eq.dec)
pm_pmRaErr 2.48 mas/yr [0/4709] Mean error on pmRA (pm_pmRaErr) (Note 11)   (stat.error;pos.pm;pos.eq.ra)
pm_pmDecErr 2.48 mas/yr [0/4709] Mean error on pmDE (pm_pmDecErr) (Note 11)   (stat.error;pos.pm;pos.eq.dec)
pm_sigRa 381.30 mas [0/8662] RMS residual of proper motion fit in RA (pm_sigRa) (Note 11)   (stat.fit.residual)
pm_sigDec 141.43 mas [0/10625] RMS residual of proper motion fit in Dec (pm_sigDec) (Note 11)   (stat.fit.residual)
pm_nFit6   [0/6] Number of detections used in the pm fit including SDSS (pm_nFit) (Note 11)  &#