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VizieR

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J/A+A/540/A106/dr8gal SDSS-DR8 groups and clusters of galaxies (Tempel+, 2012)
Galaxy parameters (576493 rows)
  recno=532283
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ColumnValue  Explain   (UCD)
_RAJ200009 07 04.8744 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (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.eq.ra)
_DEJ2000+53 26 56.868 "d:m:s" Declination (FK5, Equinox=J2000.0) (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.eq.dec)
_RAB195009 03 28.6760 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (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.eq.ra)
_DEB1950+53 39 01.373 "d:m:s" Declination (FK4, Equinox=B1950.0) (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.eq.dec)
_Glon164.1879946 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+41.4528923 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)
532283recno 532283  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID498635  Unique identification number for galaxies (meta.id;meta.main)
IDcl344563   [1/388773] Group/cluster ID number (Note 1)   (meta.id)
Ngal 1   [1/878] Richness of group the galaxy belongs to (meta.number)
z 0.03036  Redshift, corrected to CMB rest frame (src.redshift)
Dist 90.446 Mpc Co-moving distance of a galaxy (Note G1)   (pos.distance)
Dist.c 90.446 Mpc Co-moving distance of the group centre (Note G1)   (pos.distance)
RAJ2000136.77031 deg (i) Right ascension of galaxy (J2000) (pos.eq.ra;meta.main)
DEJ2000+53.44913 deg (i) Declination of galaxy (J2000) (pos.eq.dec;meta.main)
GLON 164.18810 deg Galactic longitude of galaxy (pos.galactic.lon)
GLAT 41.45300 deg Galactic latitude of galaxy (pos.galactic.lat)
umag17.760 mag Galactic extinction corrected Petrosian u-magnitude (phot.mag;em.opt.U)
gmag16.810 mag Galactic extinction corrected Petrosian g-magnitude (phot.mag;em.opt.B)
rmag16.830 mag Galactic extinction corrected Petrosian r-magnitude (phot.mag;em.opt.R)
imag16.741 mag Galactic extinction corrected Petrosian i-magnitude (phot.mag;em.opt.I)
zmag16.599 mag Galactic extinction corrected Petrosian z-magnitude (phot.mag;em.opt.I)
uMAG-17.01 mag Absolute u-magnitude (Note G1)   (phys.magAbs)
gMAG-17.96 mag Absolute g-magnitude (Note G1)   (phys.magAbs)
rMAG-18.05 mag Absolute r-magnitude (Note G1)   (phys.magAbs)
iMAG-18.00 mag Absolute i-magnitude (Note G1)   (phys.magAbs)
zMAG-18.21 mag Absolute z-magnitude (Note G1)   (phys.magAbs)
kcoru 0.047 mag K-correction in u-filter (arith.factor;phot.mag)
kcorg-0.013 mag K-correction in g-filter (arith.factor;phot.mag)
kcorr 0.078 mag K-correction in r-filter (arith.factor;phot.mag)
kcori-0.055 mag K-correction in i-filter (arith.factor;phot.mag)
kcorz-0.010 mag K-correction in z-filter (arith.factor;phot.mag)
Lr 0.119 10+10Lsun r-band observed luminosity (Note G1)   (phys.luminosity)
W 1.079  Weight factor for the galaxy (stat.weight)
Rank 1   [1/878] Galaxy rank in its group (stat.fit.param)
Den1 2.353   Normalised environmental density at 1Mpc/h (Note G1)   (phys.density;arith.ratio)
Den2 3.053   Normalised environmental density at 2Mpc/h (Note G1)   (phys.density;arith.ratio)
Den4 3.570   Normalised environmental density at 4Mpc/h (Note G1)   (phys.density;arith.ratio)
Den8 2.071   Normalised environmental density at 8Mpc/h (Note G1)   (phys.density;arith.ratio)
Den16 1.198   Normalised environmental density at 16Mpc/h (Note G1)   (phys.density;arith.ratio)
Edge 14.283 Mpc Co-moving distance from the survey mask (Note G1)   (pos.distance)
Mph1   [0/2] Morphology of galaxy, 1=S, 2=E (Note 2)   (meta.code;src.morph)
prE0.28  Probability of being an early type galaxy (stat.fit.goodness)
IDDR7 76596  ID number to link to our previous DR7 cat (meta.id)
zobs 0.02985  Observed redshift (without CMB correction) (src.redshift;pos.heliocentric)
Distcor 90.446 Mpc Corrected co-moving distance of galaxy (G1) (in Mpc/h) (pos.distance)
fc0   [0/5] Number of missing neighbours (fibre collision) (Note G2)   (meta.number)

SloanSloan  Display the SDSS data for this galaxy (meta.ref.url)
DR8DR8  Details from the SDSS-DR8 photometry (meta.ref.url)
  
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