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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===J030200.26+003015.7
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Note: SDSS is also available from http://www.sdss.org/

ColumnValue  Explain   (UCD)
_RAJ200003 02 00.26808 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+00 30 15.7140 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195002 59 26.18543 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+00 18 29.2191 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon176.93775461 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-48.19183556 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)

mode1   [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)
cl6  Type (class) of the object (type) (Note 1)   (src.class)
SDSSJ030200.26+003015.7  (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)
R3   [3457] Release inclusion (blank for new, 3,4,5 when already included in DR3/4/5) (meta.note)
SDSS-ID3325.5.412.0034   [ 0-9.] SDSS object identifier (Note 2)   (meta.id)
objID588015509826175010  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)
parentID588015509826174990  Pointer to parent (if object deblended) (meta.id.parent)
rerun 41   [40,651] Re-run number (Note 2)   (meta.code)
flags 4000120E1158  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status00002673   [0-9A-F] Hexadecimal status (Note 4)   (meta.code)
e_RA_ICRS 0.100 arcsec Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
e_DE_ICRS 0.094 arcsec Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ccPos 0.00  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)
umag23.986 mag (i) Model magnitude in u filter (u) (Note 5)   (phot.mag;em.opt.U)
e_umag 0.919 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
gmag23.873 mag (i) Model magnitude in g filter (g) (Note 5)   (phot.mag;em.opt.B)
e_gmag 0.397 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
rmag22.607 mag (i) Model magnitude in r filter (r) (Note 5)   (phot.mag;em.opt.R)
e_rmag 0.166 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
imag24.371 mag (i) Model magnitude in i filter (i) (Note 5)   (phot.mag;em.opt.I)
e_imag 0.838 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
zmag21.572 mag (i) Model magnitude in z filter (z) (Note 5)   (phot.mag;em.opt.I)
e_zmag 0.355 mag Mean error on zmag (err_z) (stat.error;phot.mag;em.opt.I)
uFlags 20400012008019  Detection flags, u band (flags_u) (Note 3)   (meta.code)
us1   [0,2] 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy)
uc6   [0,9] Phototype in u band, 6=Star (type_u) (Note 1)   (src.class.starGalaxy)
uDate2002.6788 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag23.986 mag Model magnitude in u filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.919 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
upmag23.796 mag PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
e_upmag 0.983 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
uPmag24.726 mag Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
e_uPmag 2.376 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
uPrad 0.67 arcsec Petrosian radius in u band (petroRad_u) (phys.angSize;src)
e_uPrad 0.57 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
uoRA 0.11 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
uoDE -0.01 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
uisoA 1.75 arcsec Isophotal major diameter in u band (isoA_u) (phys.angSize;em.opt.U)
uisoB 0.60 arcsec Isophotal minor diameter in u band (isoB_u) (phys.angSize;em.opt.U)
uPA 23.0 deg Position angle of uisoA in u band (isoPhi_u) (pos.posAng)
gFlags 2869119  Detection flags, g band (flags_g) (Note 3)   (meta.code)
gs1   [0,2] 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy)
gc6   [0,9] Phototype in g band, 6=Star (type_g) (Note 1)   (src.class.starGalaxy)
gDate2002.6788 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag23.873 mag Model magnitude in g filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.397 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
gpmag23.896 mag PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
e_gpmag 0.478 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
gPmag23.958 mag Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
e_gPmag 1.071 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
gPrad 2.97 arcsec Petrosian radius in g band (petroMagErr_g) (phys.angSize;src)
e_gPrad  arcsec Mean error in gPrad (petroMagErr_g) (stat.error)
goRA 0.20 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
goDE 0.17 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
gisoA 1.63 arcsec Isophotal major diameter in g band (isoA_g) (phys.angSize)
gisoB 1.07 arcsec Isophotal minor diameter in g band (isoB_g) (phys.angSize)
gPA150.0 deg Position angle of gisoA in g band (isoPhi_g) (pos.posAng)
rFlags 10000012088018  Detection flags, r band (flags_r) (Note 3)   (meta.code)
rs1   [0,2] 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy)
rc6   [0,9] Phototype in r band, 6=Star (type_r) (Note 1)   (src.class.starGalaxy)
rDate2002.6788 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag22.607 mag Model magnitude in r filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.166 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
rpmag22.669 mag PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
e_rpmag 0.227 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
rPmag22.725 mag Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
e_rPmag 0.557 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
rPrad 1.11 arcsec Petrosian radius in r band (petroMagErr_r) (phys.angSize;src)
e_rPrad 0.32 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 2.20 arcsec Isophotal major diameter in r band (isoA_r) (phys.angSize)
risoB 1.74 arcsec Isophotal minor diameter in r band (isoB_r) (phys.angSize)
rPA 18.9 deg Position angle of risoA in r band (isoPhi_r) (pos.posAng)
iFlags 2000000A868119  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)
iDate2002.6788 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag24.371 mag Model magnitude in i filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.838 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
ipmag24.371 mag PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
e_ipmag 1.146 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
iPmag24.371 mag Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
e_iPmag 2.446 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
iPrad 2.97 arcsec Petrosian radius in i band (petroMagErr_i) (phys.angSize;src)
e_iPrad  arcsec Mean error in iPrad (petroMagErr_i) (stat.error)
ioRA 0.20 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
ioDE 0.16 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
iisoA  arcsec Isophotal major diameter in i band (isoA_i) (phys.angSize)
iisoB  arcsec Isophotal minor diameter in i band (isoB_i) (phys.angSize)
iPA  deg Position angle of iisoA in i band (isoPhi_i) (pos.posAng)
zFlags 2040001A008019  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)
zDate2002.6788 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag21.572 mag Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.355 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
zpmag21.559 mag PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
e_zpmag 0.323 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
zPmag21.733 mag Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
e_zPmag 0.742 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
zPrad 1.51 arcsec Petrosian radius in z band (petroMagErr_z) (phys.angSize;src)
e_zPrad 1.43 arcsec Mean error in zPrad (petroMagErr_z) (stat.error)
zoRA 0.27 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
zoDE 0.44 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_ICRS045.501117 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
DE_ICRS+00.504365 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
ObsDate2002.6788 yr Mean Observation date (time.epoch;obs;stat.mean)
Q2  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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