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VizieR

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V/147/sdss12 The SDSS Photometric Catalogue, Release 12 (Alam+, 2015)
Data Release 12 (469,053,874 primary sources plus 324,960,094 secondary sources); 3,538,079 spectroscopic targets (original column names in green) (324960094 rows)
  -c=025.142160 +34.184499, eq=ICRS, rs=2
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ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (025.142160+34.184499)[ICRS] (pos.angDistance)
_RAJ200001 40 34.11840 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+34 11 04.1964 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195001 37 41.42876 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+33 55 54.6022 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon134.38496583 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-27.59223963 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

ra025.142160 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
dec+34.184499 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
mode1   [1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class)
clean+   [+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup)
class3  Type of object (3=galaxy, 6=star) (Note 1)   (src.class)
SDSS12J014034.11+341104.1  SDSS-DR12 name, based on J2000 position (meta.id)
m_SDSS12    [*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip)

DR12Im  Image from SDSS-server (DR12) (meta.ref.url)

SDSS-ID7781-301-6-0092-0791   [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237678894964540183  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)
SpObjID 0  Pointer to the spectrum of object, or 0 (Note 7)   (meta.id)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
flags 281543964623104  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status 257  Hexadecimal status (Note 4)   (meta.code)
raErr 0.176 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.161 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2008.8335 yr Mean Observation date (Note 6)   (time.epoch;obs;stat.mean)
Q3   [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs)
u26.489 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.538 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
g23.078 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.226 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
r22.045 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.178 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
i22.186 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.320 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
z22.264 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.944 mag Mean error on zmag (err_z) (stat.error;phot.mag;em.opt.I)
zsp   (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (negative for bad fit) (Note 7)   (stat.error)
f_zsp    [0/196] "zwarning" flag (Note 9)   (meta.code)
velDisp  km/s [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion)
velDispErr  km/s Mean error on Vdisp (velDispErr) (stat.error)
instrument    Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr)
sourceType    Source type (sourceType) (10) (list of types) (Note)   (src.class)
spCl    Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect)
subClass    Spectroscopic subclass (subClass) (Note 11)   (src.spType)
snMedian    [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median)
flags_u 9007199397347585  Detection flags, u band (flags_u) (Note 3)   (meta.code)
probPSF_u1  0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy)
type_u6   [0/6] Phototype in u band, 6=Star (type_u) (Note 1)   (src.class.starGalaxy)
uDate2008.8335 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag26.489 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.538 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u25.855 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.613 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u26.912 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 1.026 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 2.971 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u  arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u 0.04 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u -0.02 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 0.001 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.053 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u 29.2 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 275146366976  Detection flags, g band (flags_g) (Note 3)   (meta.code)
probPSF_g1  0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy)
type_g6  Phototype in g band, 6=Star (type_g) (Note 1)   (src.class.starGalaxy)
gDate2008.8335 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag23.078 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.226 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
psfMag_g23.258 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.167 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g23.554 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.943 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 0.828 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g 0.104 arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.23 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g 0.00 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 0.082 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.099 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g 56.9 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 49539871055806720  Detection flags, r band (flags_r) (Note 3)   (meta.code)
probPSF_r0  0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy)
type_r3  Phototype in r band, 6=Star (type_r) (Note 1)   (src.class.starGalaxy)
rDate2008.8335 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag22.045 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.178 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
psfMag_r22.653 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.184 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r22.878 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 1.082 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 2.971 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r  arcsec Mean error in rPrad (petroRadErr_r) (stat.error)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
deVRad_r 0.882 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.420 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r191.4 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 9007199388992769  Detection flags, i band (flags_i) (Note 3)   (meta.code)
probPSF_i0  0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy)
type_i3  Phototype in i band, 6=Star (type_i) (Note 1)   (src.class.starGalaxy)
iDate2008.8335 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag22.186 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.320 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
psfMag_i22.853 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.324 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i21.568 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.543 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 7.361 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i  arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i 0.05 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i -0.01 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 1.369 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.050 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i 15.6 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 9007199388958721  Detection flags, z band (flags_z) (Note 3)   (meta.code)
probPSF_z0  0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy)
type_z3  Phototype in z band, 6=Star (type_z) (Note 1)   (src.class.starGalaxy)
zDate2008.8335 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag22.264 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.944 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
psfMag_z22.591 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.566 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z23.679 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 2.472 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 2.235 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z 2.179 arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.05 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z -0.01 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 1.454 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.050 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z 45.6 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa  mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec  mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match    [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit    [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)    Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)    Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)    Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)    Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)    Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph 0.3435  (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr 0.1081   [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ 0.2060   [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot)
chisq_zph 6.645   Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU -16.808 mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG -19.110 mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR -19.456 mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI -19.264 mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ -19.343 mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
  
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