VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

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=122.376419 +20.402795, eq=ICRS, rs=2
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Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (122.376419+20.402795)[ICRS] (pos.angDistance)
_RAJ200008 09 30.34056 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+20 24 10.0620 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195008 06 35.44406 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+20 33 01.1672 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon202.19669850 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+25.95359432 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)

ra122.376419 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
dec+20.402795 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
mode2   [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)
class6  Type of object (3=galaxy, 6=star) (Note 1)   (src.class)
SDSS12J080930.34+202410.0  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-ID4458-301-2-0077-0532   [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237664620639748628  (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 68987912192  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status1025  Hexadecimal status (Note 4)   (meta.code)
raErr 0.026 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.026 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2004.1267 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)
u21.592 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.150 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
g20.462 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.027 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
r20.093 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.028 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
i20.072 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.036 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
z20.079 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.113 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 275280592896  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)
uDate2004.1267 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag21.592 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.150 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u21.582 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.144 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u21.490 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 0.277 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 2.631 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u 0.486 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u -0.02 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u -0.18 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 0.568 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.655 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u 62.6 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 275146375168  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)
gDate2004.1267 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag20.462 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.027 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
psfMag_g20.455 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.029 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g20.462 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.054 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 1.725 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g 0.110 arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.05 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g 0.12 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 0.044 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.424 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g 70.6 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 4503599895838720  Detection flags, r band (flags_r) (Note 3)   (meta.code)
probPSF_r1  0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy)
type_r6  Phototype in r band, 6=Star (type_r) (Note 1)   (src.class.starGalaxy)
rDate2004.1267 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.093 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.028 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
psfMag_r20.089 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.033 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r20.159 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.056 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 2.008 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.141 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 0.016 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.451 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r131.5 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 275146375168  Detection flags, i band (flags_i) (Note 3)   (meta.code)
probPSF_i1  0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy)
type_i6  Phototype in i band, 6=Star (type_i) (Note 1)   (src.class.starGalaxy)
iDate2004.1267 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.072 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.036 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
psfMag_i20.057 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.038 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.259 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.093 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 1.904 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 0.155 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i 0.02 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i 0.06 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 0.191 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.071 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i137.5 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 402685952  Detection flags, z band (flags_z) (Note 3)   (meta.code)
probPSF_z1  0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy)
type_z6  Phototype in z band, 6=Star (type_z) (Note 1)   (src.class.starGalaxy)
zDate2004.1267 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag20.079 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.113 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
psfMag_z20.060 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.109 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z20.169 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 0.287 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 1.338 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z 0.938 arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.03 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z 0.18 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 0.118 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.146 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z-11.2 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa 7.8 mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr 4.0 mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec 7.7 mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr 4.0 mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA 59.98 mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE253.70 mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match 1   [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit 4   [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)20.7   Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)20.0   Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)20.2   Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F) 0.0   Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N) 0.0   Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot)
chisq_zph    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.047 arcsec Distance from center (122.376419+20.402795)[ICRS] (pos.angDistance)
_RAJ200008 09 30.34392 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+20 24 10.0584 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195008 06 35.44743 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+20 33 01.1638 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon202.19670479 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+25.95360620 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)

ra122.376433 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
dec+20.402794 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
mode2   [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)
class6  Type of object (3=galaxy, 6=star) (Note 1)   (src.class)
SDSS12J080930.34+202410.0  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-ID4469-301-2-0072-0626   [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237664667884061298  (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 72057663025840128  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status1025  Hexadecimal status (Note 4)   (meta.code)
raErr 0.018 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.019 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2004.1295 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)
u21.566 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.137 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
g20.457 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.025 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
r20.122 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.025 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
i20.009 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.032 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
z20.095 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.112 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 275146342400  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)
uDate2004.1295 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag21.566 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.137 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u21.570 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.132 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u21.496 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 0.219 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 2.083 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u 0.718 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u -0.09 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u 0.19 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 0.223 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.051 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u-28.7 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 275146342400  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)
gDate2004.1295 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag20.457 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.025 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
psfMag_g20.461 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.029 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g20.524 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.042 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 1.725 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g 0.084 arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.01 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g 0.06 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 0.109 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.200 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g 27.0 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 4503874773712896  Detection flags, r band (flags_r) (Note 3)   (meta.code)
probPSF_r1  0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy)
type_r6  Phototype in r band, 6=Star (type_r) (Note 1)   (src.class.starGalaxy)
rDate2004.1295 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.122 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.025 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
psfMag_r20.125 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.027 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r20.240 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.049 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 1.538 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.077 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 0.013 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.399 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r132.5 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 275146342400  Detection flags, i band (flags_i) (Note 3)   (meta.code)
probPSF_i1  0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy)
type_i6  Phototype in i band, 6=Star (type_i) (Note 1)   (src.class.starGalaxy)
iDate2004.1295 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.009 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.032 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
psfMag_i20.005 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.032 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.034 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.061 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 1.742 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 0.188 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i -0.04 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 0.000 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.905 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i 86.8 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 72057869184270336  Detection flags, z band (flags_z) (Note 3)   (meta.code)
probPSF_z1  0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy)
type_z6  Phototype in z band, 6=Star (type_z) (Note 1)   (src.class.starGalaxy)
zDate2004.1295 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag20.095 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.112 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
psfMag_z20.059 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.106 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z20.289 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 0.284 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 1.570 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z 0.410 arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z -0.09 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z -0.04 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 0.162 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.100 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z 36.5 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa 8.3 mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr 4.0 mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec 7.6 mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr 4.0 mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA 100.90 mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE242.77 mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match 1   [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit 4   [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)20.7   Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)20.0   Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)20.2   Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F) 0.0   Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N) 0.0   Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot)
chisq_zph    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.062 arcsec Distance from center (122.376419+20.402795)[ICRS] (pos.angDistance)
_RAJ200008 09 30.34344 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+20 24 10.0152 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195008 06 35.44696 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+20 33 01.1206 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon202.19671649 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+25.95360013 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)

ra122.376431 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
dec+20.402782 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)
class6  Type of object (3=galaxy, 6=star) (Note 1)   (src.class)
SDSS12J080930.34+202410.0  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-ID6728-301-5-0092-0638   [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237674371827106430  (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 68987912704  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status 257  Hexadecimal status (Note 4)   (meta.code)
raErr 0.017 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.016 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2007.1413 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)
u21.815 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.162 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
g20.470 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.025 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
r20.138 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.024 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
i19.947 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.029 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
z20.080 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.091 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 275288948736  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)
uDate2007.1413 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag21.815 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.162 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u21.795 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.152 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u21.737 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 0.267 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 2.079 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u 0.507 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u 0.37 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u 0.06 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 0.706 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.368 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u147.8 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 275146375680  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)
gDate2007.1413 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag20.470 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.025 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
psfMag_g20.478 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.025 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g20.503 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.042 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 5.249 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g 1.511 arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.08 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g -0.03 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 0.019 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.656 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g116.4 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 4503874773712896  Detection flags, r band (flags_r) (Note 3)   (meta.code)
probPSF_r1  0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy)
type_r6  Phototype in r band, 6=Star (type_r) (Note 1)   (src.class.starGalaxy)
rDate2007.1412 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.138 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.024 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
psfMag_r20.155 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.025 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r20.174 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.044 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 1.443 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.087 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 0.084 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.241 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r113.2 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 275146342400  Detection flags, i band (flags_i) (Note 3)   (meta.code)
probPSF_i1  0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy)
type_i6  Phototype in i band, 6=Star (type_i) (Note 1)   (src.class.starGalaxy)
iDate2007.1412 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag19.947 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.029 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
psfMag_i19.961 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.029 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.006 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.057 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 1.447 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 0.117 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i -0.02 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i -0.04 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 0.050 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.358 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i115.9 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 275146375168  Detection flags, z band (flags_z) (Note 3)   (meta.code)
probPSF_z1  0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy)
type_z6  Phototype in z band, 6=Star (type_z) (Note 1)   (src.class.starGalaxy)
zDate2007.1413 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag20.080 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.091 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
psfMag_z20.088 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.086 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z19.969 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 0.184 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 1.517 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z 0.493 arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z -0.03 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 0.117 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.250 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z 26.8 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa 8.2 mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr 3.8 mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec 7.6 mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr 3.8 mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA 102.75 mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE220.99 mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match 1   [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit 4   [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)20.6   Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)20.1   Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)20.2   Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F) 0.0   Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N) 0.0   Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot)
chisq_zph    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.065 arcsec Distance from center (122.376419+20.402795)[ICRS] (pos.angDistance)
_RAJ200008 09 30.34512 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+20 24 10.0728 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195008 06 35.44862 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+20 33 01.1783 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon202.19670252 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+25.95361201 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)

ra122.376438 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
dec+20.402798 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
mode2   [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)
class6  Type of object (3=galaxy, 6=star) (Note 1)   (src.class)
SDSS12J080930.34+202410.0  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-ID4517-301-5-0075-0584   [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237664875653300808  (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 158398662443008  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status1025  Hexadecimal status (Note 4)   (meta.code)
raErr 0.015 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.015 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2004.2115 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)
u21.585 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.148 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
g20.493 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.029 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
r20.146 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.024 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
i20.088 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.033 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
z20.220 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.106 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 275288981504  Detection flags, u band (flags_u) (Note 3)   (meta.code)
probPSF_u0  0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy)
type_u3   [0/6] Phototype in u band, 6=Star (type_u) (Note 1)   (src.class.starGalaxy)
uDate2004.2115 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag21.585 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.148 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u21.576 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.143 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u21.501 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 0.225 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 2.261 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u 0.479 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u -0.08 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 1.777 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.122 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u 36.4 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 275146375168  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)
gDate2004.2115 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag20.493 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.029 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
psfMag_g20.487 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.034 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g20.603 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.047 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 1.644 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g 0.079 arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.02 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g 0.05 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 0.001 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.312 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g 37.2 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 4503874773745664  Detection flags, r band (flags_r) (Note 3)   (meta.code)
probPSF_r1  0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy)
type_r6  Phototype in r band, 6=Star (type_r) (Note 1)   (src.class.starGalaxy)
rDate2004.2115 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.146 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.024 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
psfMag_r20.136 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.025 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r20.166 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.053 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 1.356 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.171 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 0.000 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.321 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r 13.2 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 275280592896  Detection flags, i band (flags_i) (Note 3)   (meta.code)
probPSF_i1  0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy)
type_i6  Phototype in i band, 6=Star (type_i) (Note 1)   (src.class.starGalaxy)
iDate2004.2115 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.088 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.033 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
psfMag_i20.084 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.034 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.301 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.073 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 1.291 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 0.062 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i 0.00 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i -0.03 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 0.050 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.101 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i 72.6 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 158604955123712  Detection flags, z band (flags_z) (Note 3)   (meta.code)
probPSF_z1  0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy)
type_z6  Phototype in z band, 6=Star (type_z) (Note 1)   (src.class.starGalaxy)
zDate2004.2115 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag20.220 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.106 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
psfMag_z20.225 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.133 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z20.537 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 0.292 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 1.057 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z 0.096 arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.12 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z 0.05 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 0.161 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.100 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z 68.0 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa 8.5 mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr 4.0 mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec 8.6 mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr 4.0 mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA 83.93 mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE249.15 mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match 1   [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit 4   [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)20.7   Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)20.0   Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)20.3   Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F) 0.0   Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N) 0.0   Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot)
chisq_zph    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
  
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