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VizieR

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II/294/sdss7 The SDSS Photometric Catalog, Release 7 (Adelman-McCarthy+, 2009)
Data Release 7 (357,175,411 primary sources, plus 65,714,108 secondary sources) (65714108 rows)
  SDSS===J022840.16-085446.2
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Note: SDSS is also available from http://www.sdss.org/

ColumnValue  Explain   (UCD)
_RAJ200002 28 40.16808 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-08 54 46.2924 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195002 26 12.78438 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-09 08 08.2718 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon179.09181775 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-60.68491306 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)

mode2   [1,2] 1: primary (357,175,411 sources), 2: secondary (65,058,969 sources). (meta.code.class)
q_mode    [+] '+' indicates clean photometry (105,969,748 sources with mode 1+) (meta.code.qual;instr.setup)
cl3  Type (class) of the object (type) (Note 1)   (src.class)
SDSSJ022840.16-085446.2  (i) Recommended SDSS name, based on J2000 position (meta.id)
m_SDSS    [*] The asterisk indicates that 2 different SDSS objects share the same SDSS name (meta.code.multip)
R7   [3457] Release inclusion (blank for new, 3,4,5 when already included in DR3/4/5) (meta.note)
SDSS-ID1729.3.328.0299   [ 0-9.] SDSS object identifier (Note 2)   (meta.id)
objID587727179002413355  SDSS unique object identifier (2) (links to SDSS details) (Note)   (meta.id;meta.main)
SpObjID 0  Pointer to the spectrum of object, or 0 (7) (Note)   (meta.id)
parentID587727179002413354  Pointer to parent (if object deblended) (meta.id.parent)
rerun 40   [40,651] Re-run number (Note 2)   (meta.code)
flags 500090021110  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status00001073   [0-9A-F] Hexadecimal status (Note 4)   (meta.code)
e_RA_ICRS 0.065 arcsec Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
e_DE_ICRS 0.077 arcsec Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ccPos-0.03  Correlation between eRAdeg/eDEdeg (raDecCorr) (stat.correlation)
zsp    Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (Note 7)   (stat.error)
umag26.659 mag (i) Model magnitude in u filter (u) (Note 5)   (phot.mag;em.opt.U)
e_umag 0.695 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
gmag22.063 mag (i) Model magnitude in g filter (g) (Note 5)   (phot.mag;em.opt.B)
e_gmag 0.169 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
rmag20.603 mag (i) Model magnitude in r filter (r) (Note 5)   (phot.mag;em.opt.R)
e_rmag 0.071 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
imag19.794 mag (i) Model magnitude in i filter (i) (Note 5)   (phot.mag;em.opt.I)
e_imag 0.055 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
zmag19.699 mag (i) Model magnitude in z filter (z) (Note 5)   (phot.mag;em.opt.I)
e_zmag 0.216 mag Mean error on zmag (err_z) (stat.error;phot.mag;em.opt.I)
uFlags 28000008808111  Detection flags, u band (flags_u) (Note 3)   (meta.code)
us0   [0,2] 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy)
uc3   [0,9] Phototype in u band, 6=Star (type_u) (Note 1)   (src.class.starGalaxy)
uDate2000.7376 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag26.659 mag Model magnitude in u filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.695 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
upmag26.182 mag PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
e_upmag 0.500 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
uPmag24.648 mag Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
e_uPmag 5.232 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
uPrad 2.97 arcsec Petrosian radius in u band (petroRad_u) (phys.angSize;src)
e_uPrad  arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
uoRA -0.03 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
uoDE 0.18 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
uisoA  arcsec Isophotal major diameter in u band (isoA_u) (phys.angSize;em.opt.U)
uisoB  arcsec Isophotal minor diameter in u band (isoB_u) (phys.angSize;em.opt.U)
uPA  deg Position angle of uisoA in u band (isoPhi_u) (pos.posAng)
gFlags 8004010008510  Detection flags, g band (flags_g) (Note 3)   (meta.code)
gs0   [0,2] 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy)
gc3   [0,9] Phototype in g band, 6=Star (type_g) (Note 1)   (src.class.starGalaxy)
gDate2000.7376 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag22.063 mag Model magnitude in g filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.169 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
gpmag22.903 mag PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
e_gpmag 0.169 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
gPmag22.038 mag Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
e_gPmag 0.384 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
gPrad 18.02 arcsec Petrosian radius in g band (petroMagErr_g) (phys.angSize;src)
e_gPrad  arcsec Mean error in gPrad (petroMagErr_g) (stat.error)
goRA -0.21 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
goDE -0.19 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
gisoA 3.37 arcsec Isophotal major diameter in g band (isoA_g) (phys.angSize)
gisoB 1.44 arcsec Isophotal minor diameter in g band (isoB_g) (phys.angSize)
gPA106.4 deg Position angle of gisoA in g band (isoPhi_g) (pos.posAng)
rFlags 18004010828010  Detection flags, r band (flags_r) (Note 3)   (meta.code)
rs0   [0,2] 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy)
rc3   [0,9] Phototype in r band, 6=Star (type_r) (Note 1)   (src.class.starGalaxy)
rDate2000.7376 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.603 mag Model magnitude in r filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.071 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
rpmag21.586 mag PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
e_rpmag 0.081 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
rPmag20.816 mag Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
e_rPmag 0.205 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
rPrad 2.77 arcsec Petrosian radius in r band (petroMagErr_r) (phys.angSize;src)
e_rPrad 0.49 arcsec Mean error in rPrad (petroMagErr_r) (stat.error)
roRA 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
roDE 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
risoA 7.17 arcsec Isophotal major diameter in r band (isoA_r) (phys.angSize)
risoB 3.48 arcsec Isophotal minor diameter in r band (isoB_r) (phys.angSize)
rPA175.8 deg Position angle of risoA in r band (isoPhi_r) (pos.posAng)
iFlags 8104010029010  Detection flags, i band (flags_i) (Note 3)   (meta.code)
is0   [0,2] 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy)
ic3   [0,9] Phototype in i band, 6=Star (type_i) (Note 1)   (src.class.starGalaxy)
iDate2000.7376 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag19.794 mag Model magnitude in i filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.055 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
ipmag20.847 mag PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
e_ipmag 0.070 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
iPmag20.029 mag Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
e_iPmag 0.154 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
iPrad 3.04 arcsec Petrosian radius in i band (petroMagErr_i) (phys.angSize;src)
e_iPrad 0.77 arcsec Mean error in iPrad (petroMagErr_i) (stat.error)
ioRA 0.00 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
ioDE 0.10 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
iisoA 6.82 arcsec Isophotal major diameter in i band (isoA_i) (phys.angSize)
iisoB 5.32 arcsec Isophotal minor diameter in i band (isoB_i) (phys.angSize)
iPA 33.4 deg Position angle of iisoA in i band (isoPhi_i) (pos.posAng)
zFlags 840001800A011  Detection flags, z band (flags_z) (Note 3)   (meta.code)
zs0   [0,2] 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy)
zc3   [0,9] Phototype in z band, 6=Star (type_z) (Note 1)   (src.class.starGalaxy)
zDate2000.7376 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag19.699 mag Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.216 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
zpmag20.610 mag PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
e_zpmag 0.224 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
zPmag19.441 mag Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
e_zPmag 0.595 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
zPrad 1.82 arcsec Petrosian radius in z band (petroMagErr_z) (phys.angSize;src)
e_zPrad 0.09 arcsec Mean error in zPrad (petroMagErr_z) (stat.error)
zoRA -0.05 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
zoDE 0.08 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
zisoA  arcsec Isophotal major diameter in z band (isoA_z) (phys.angSize)
zisoB  arcsec Isophotal minor diameter in z band (isoB_z) (phys.angSize)
zPA  deg Position angle of zisoA in z band (isoPhi_z) (pos.posAng)
pmRA  mas/yr Proper motion along RightAscension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
e_pmRA  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDE  mas/yr Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
e_pmDE  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  arcsec RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  arcsec RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
M0  Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
N0  Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)  mag Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)  mag Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)  mag Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)  mag Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)  mag Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
RA_ICRS037.167367 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
DE_ICRS-08.912859 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
ObsDate2000.7376 yr Mean Observation date (time.epoch;obs;stat.mean)
Q3  Quality of the observation: 1=bad 2=acceptable 3=good 4=missing 5=hole (Note 6)   (meta.code.qual;obs.param;obs)
  
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