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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===J220041.96+193952.8
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Note: SDSS is also available from http://www.sdss.org/

ColumnValue  Explain   (UCD)
_RAJ200022 00 41.96400 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+19 39 52.7976 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 58 20.09155 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+19 25 25.9353 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon076.86774347 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-27.55670361 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)
cl3  Type (class) of the object (type) (Note 1)   (src.class)
SDSSJ220041.96+193952.8  (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-ID4836.1.178.0423   [ 0-9.] SDSS object identifier (Note 2)   (meta.id)
objID758877308222308775  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)
parentID758877308222308768  Pointer to parent (if object deblended) (meta.id.parent)
rerun648   [40,651] Re-run number (Note 2)   (meta.code)
flags 1501012021110  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status00002673   [0-9A-F] Hexadecimal status (Note 4)   (meta.code)
e_RA_ICRS 0.121 arcsec Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
e_DE_ICRS 0.152 arcsec Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ccPos-0.12  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)
umag25.987 mag (i) Model magnitude in u filter (u) (Note 5)   (phot.mag;em.opt.U)
e_umag 1.050 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
gmag25.090 mag (i) Model magnitude in g filter (g) (Note 5)   (phot.mag;em.opt.B)
e_gmag 1.365 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
rmag23.852 mag (i) Model magnitude in r filter (r) (Note 5)   (phot.mag;em.opt.R)
e_rmag 0.751 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
imag21.265 mag (i) Model magnitude in i filter (i) (Note 5)   (phot.mag;em.opt.I)
e_imag 0.136 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
zmag20.557 mag (i) Model magnitude in z filter (z) (Note 5)   (phot.mag;em.opt.I)
e_zmag 0.231 mag Mean error on zmag (err_z) (stat.error;phot.mag;em.opt.I)
uFlags 20000008820111  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)
uDate2004.7123 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag25.987 mag Model magnitude in u filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 1.050 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
upmag25.597 mag PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
e_upmag 1.203 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
uPmag23.612 mag Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
e_uPmag 2.287 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 0.00 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
uoDE 0.00 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 2000000A829111  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)
gDate2004.7123 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag25.090 mag Model magnitude in g filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 1.365 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
gpmag25.112 mag PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
e_gpmag 1.134 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
gPmag24.700 mag Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
e_gPmag 2.405 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 0.00 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
goDE 0.02 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
gisoA  arcsec Isophotal major diameter in g band (isoA_g) (phys.angSize)
gisoB  arcsec Isophotal minor diameter in g band (isoB_g) (phys.angSize)
gPA  deg Position angle of gisoA in g band (isoPhi_g) (pos.posAng)
rFlags A821111  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)
rDate2004.7123 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag23.852 mag Model magnitude in r filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.751 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
rpmag24.026 mag PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
e_rpmag 0.740 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
rPmag23.843 mag Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
e_rPmag 2.226 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
rPrad 2.97 arcsec Petrosian radius in r band (petroMagErr_r) (phys.angSize;src)
e_rPrad  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  arcsec Isophotal major diameter in r band (isoA_r) (phys.angSize)
risoB  arcsec Isophotal minor diameter in r band (isoB_r) (phys.angSize)
rPA  deg Position angle of risoA in r band (isoPhi_r) (pos.posAng)
iFlags 10100012020010  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)
iDate2004.7123 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag21.265 mag Model magnitude in i filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.136 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
ipmag21.484 mag PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
e_ipmag 0.126 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
iPmag21.455 mag Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
e_iPmag 0.394 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
iPrad 2.84 arcsec Petrosian radius in i band (petroMagErr_i) (phys.angSize;src)
e_iPrad 1.16 arcsec Mean error in iPrad (petroMagErr_i) (stat.error)
ioRA -0.09 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
ioDE -0.27 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
iisoA 6.14 arcsec Isophotal major diameter in i band (isoA_i) (phys.angSize)
iisoB 2.84 arcsec Isophotal minor diameter in i band (isoB_i) (phys.angSize)
iPA169.5 deg Position angle of iisoA in i band (isoPhi_i) (pos.posAng)
zFlags 400012000011  Detection flags, z band (flags_z) (Note 3)   (meta.code)
zs1   [0,2] 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy)
zc6   [0,9] Phototype in z band, 6=Star (type_z) (Note 1)   (src.class.starGalaxy)
zDate2004.7123 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag20.557 mag Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.231 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
zpmag20.668 mag PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
e_zpmag 0.213 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
zPmag20.826 mag Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
e_zPmag 0.619 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
zPrad 2.12 arcsec Petrosian radius in z band (petroMagErr_z) (phys.angSize;src)
e_zPrad 1.65 arcsec Mean error in zPrad (petroMagErr_z) (stat.error)
zoRA -0.01 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
zoDE -0.32 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
zisoA 4.28 arcsec Isophotal major diameter in z band (isoA_z) (phys.angSize)
zisoB 2.93 arcsec Isophotal minor diameter in z band (isoB_z) (phys.angSize)
zPA142.9 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_ICRS330.174850 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
DE_ICRS+19.664666 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
ObsDate2004.7123 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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