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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===J164803.05+261245.9
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Note: SDSS is also available from http://www.sdss.org/

ColumnValue  Explain   (UCD)
_RAJ200016 48 03.05304 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+26 12 45.9108 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195016 46 00.57486 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+26 17 59.5520 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon046.32169978 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+37.64858802 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)
cl6  Type (class) of the object (type) (Note 1)   (src.class)
SDSSJ164803.05+261245.9  (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-ID3958.6.157.0387   [ 0-9.] SDSS object identifier (Note 2)   (meta.id)
objID587736754083922307  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)
parentID587736754083922298  Pointer to parent (if object deblended) (meta.id.parent)
rerun 40   [40,651] Re-run number (Note 2)   (meta.code)
flags 600012021010  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status00001273   [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 0.065 arcsec Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ccPos 0.10  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)
umag22.995 mag (i) Model magnitude in u filter (u) (Note 5)   (phot.mag;em.opt.U)
e_umag 0.671 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
gmag21.957 mag (i) Model magnitude in g filter (g) (Note 5)   (phot.mag;em.opt.B)
e_gmag 0.112 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
rmag20.636 mag (i) Model magnitude in r filter (r) (Note 5)   (phot.mag;em.opt.R)
e_rmag 0.048 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
imag20.396 mag (i) Model magnitude in i filter (i) (Note 5)   (phot.mag;em.opt.I)
e_imag 0.058 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
zmag19.909 mag (i) Model magnitude in z filter (z) (Note 5)   (phot.mag;em.opt.I)
e_zmag 0.114 mag Mean error on zmag (err_z) (stat.error;phot.mag;em.opt.I)
uFlags 2029011  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)
uDate2003.4039 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag22.995 mag Model magnitude in u filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.671 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
upmag23.069 mag PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
e_upmag 0.824 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
uPmag23.400 mag Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
e_uPmag 2.505 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
uPrad 1.07 arcsec Petrosian radius in u band (petroRad_u) (phys.angSize;src)
e_uPrad 0.97 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
uoRA 0.17 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
uoDE 0.19 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
uisoA 2.28 arcsec Isophotal major diameter in u band (isoA_u) (phys.angSize;em.opt.U)
uisoB 1.60 arcsec Isophotal minor diameter in u band (isoB_u) (phys.angSize;em.opt.U)
uPA 58.7 deg Position angle of uisoA in u band (isoPhi_u) (pos.posAng)
gFlags 12008010  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)
gDate2003.4039 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag21.957 mag Model magnitude in g filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.112 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
gpmag22.083 mag PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
e_gpmag 0.170 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
gPmag22.222 mag Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
e_gPmag 0.426 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
gPrad 1.34 arcsec Petrosian radius in g band (petroMagErr_g) (phys.angSize;src)
e_gPrad 0.16 arcsec Mean error in gPrad (petroMagErr_g) (stat.error)
goRA 0.05 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 2.85 arcsec Isophotal major diameter in g band (isoA_g) (phys.angSize)
gisoB 2.72 arcsec Isophotal minor diameter in g band (isoB_g) (phys.angSize)
gPA 40.6 deg Position angle of gisoA in g band (isoPhi_g) (pos.posAng)
rFlags 10400012008011  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)
rDate2003.4039 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.636 mag Model magnitude in r filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.048 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
rpmag20.829 mag PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
e_rpmag 0.124 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
rPmag20.759 mag Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
e_rPmag 0.278 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
rPrad 1.51 arcsec Petrosian radius in r band (petroMagErr_r) (phys.angSize;src)
e_rPrad 0.14 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 3.97 arcsec Isophotal major diameter in r band (isoA_r) (phys.angSize)
risoB 3.62 arcsec Isophotal minor diameter in r band (isoB_r) (phys.angSize)
rPA 36.8 deg Position angle of risoA in r band (isoPhi_r) (pos.posAng)
iFlags 400012008011  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)
iDate2003.4039 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.396 mag Model magnitude in i filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.058 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
ipmag20.595 mag PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
e_ipmag 0.162 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
iPmag20.541 mag Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
e_iPmag 0.365 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
iPrad 1.46 arcsec Petrosian radius in i band (petroMagErr_i) (phys.angSize;src)
e_iPrad 0.16 arcsec Mean error in iPrad (petroMagErr_i) (stat.error)
ioRA 0.11 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
ioDE -0.07 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
iisoA 4.07 arcsec Isophotal major diameter in i band (isoA_i) (phys.angSize)
iisoB 3.71 arcsec Isophotal minor diameter in i band (isoB_i) (phys.angSize)
iPA 18.6 deg Position angle of iisoA in i band (isoPhi_i) (pos.posAng)
zFlags 400012008011  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)
zDate2003.4039 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag19.909 mag Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.114 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
zpmag20.113 mag PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
e_zpmag 0.172 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
zPmag20.026 mag Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
e_zPmag 0.395 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
zPrad 1.44 arcsec Petrosian radius in z band (petroMagErr_z) (phys.angSize;src)
e_zPrad 0.21 arcsec Mean error in zPrad (petroMagErr_z) (stat.error)
zoRA -0.08 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
zoDE 0.21 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
zisoA 4.89 arcsec Isophotal major diameter in z band (isoA_z) (phys.angSize)
zisoB 3.89 arcsec Isophotal minor diameter in z band (isoB_z) (phys.angSize)
zPA174.7 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_ICRS252.012721 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
DE_ICRS+26.212753 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
ObsDate2003.4039 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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