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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=120311
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ColumnValue  Explain   (UCD)
_RAJ200014 07 16.8240 "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+08 23 34.116 "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)
_RAB195014 04 48.2741 "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+08 37 48.319 "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)
_Glon350.2215088 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+64.0583550 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)
120311recno 120311  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID229586  Unique identification number for galaxies (meta.id;meta.main)
IDcl 33621   [1/388773] Group/cluster ID number (Note 1)   (meta.id)
Ngal 2   [1/878] Richness of group the galaxy belongs to (meta.number)
z 0.11539  Redshift, corrected to CMB rest frame (src.redshift)
Dist337.615 Mpc Co-moving distance of a galaxy (Note G1)   (pos.distance)
Dist.c336.371 Mpc Co-moving distance of the group centre (Note G1)   (pos.distance)
RAJ2000211.82010 deg (i) Right ascension of galaxy (J2000) (pos.eq.ra;meta.main)
DEJ2000+08.39281 deg (i) Declination of galaxy (J2000) (pos.eq.dec;meta.main)
GLON 350.22128 deg Galactic longitude of galaxy (pos.galactic.lon)
GLAT 64.05835 deg Galactic latitude of galaxy (pos.galactic.lat)
umag20.330 mag Galactic extinction corrected Petrosian u-magnitude (phot.mag;em.opt.U)
gmag18.276 mag Galactic extinction corrected Petrosian g-magnitude (phot.mag;em.opt.B)
rmag17.269 mag Galactic extinction corrected Petrosian r-magnitude (phot.mag;em.opt.R)
imag16.781 mag Galactic extinction corrected Petrosian i-magnitude (phot.mag;em.opt.I)
zmag16.403 mag Galactic extinction corrected Petrosian z-magnitude (phot.mag;em.opt.I)
uMAG-17.51 mag Absolute u-magnitude (Note G1)   (phys.magAbs)
gMAG-19.72 mag Absolute g-magnitude (Note G1)   (phys.magAbs)
rMAG-20.61 mag Absolute r-magnitude (Note G1)   (phys.magAbs)
iMAG-21.02 mag Absolute i-magnitude (Note G1)   (phys.magAbs)
zMAG-21.48 mag Absolute z-magnitude (Note G1)   (phys.magAbs)
kcoru 0.452 mag K-correction in u-filter (arith.factor;phot.mag)
kcorg 0.364 mag K-correction in g-filter (arith.factor;phot.mag)
kcorr 0.192 mag K-correction in r-filter (arith.factor;phot.mag)
kcori 0.112 mag K-correction in i-filter (arith.factor;phot.mag)
kcorz 0.099 mag K-correction in z-filter (arith.factor;phot.mag)
Lr 1.256 10+10Lsun r-band observed luminosity (Note G1)   (phys.luminosity)
W 2.022  Weight factor for the galaxy (stat.weight)
Rank 1   [1/878] Galaxy rank in its group (stat.fit.param)
Den1 77.560   Normalised environmental density at 1Mpc/h (Note G1)   (phys.density;arith.ratio)
Den2 40.236   Normalised environmental density at 2Mpc/h (Note G1)   (phys.density;arith.ratio)
Den4 15.102   Normalised environmental density at 4Mpc/h (Note G1)   (phys.density;arith.ratio)
Den8 7.011   Normalised environmental density at 8Mpc/h (Note G1)   (phys.density;arith.ratio)
Den16 3.509   Normalised environmental density at 16Mpc/h (Note G1)   (phys.density;arith.ratio)
Edge 68.550 Mpc Co-moving distance from the survey mask (Note G1)   (pos.distance)
Mph0   [0/2] Morphology of galaxy, 1=S, 2=E (Note 2)   (meta.code;src.morph)
prE0.32  Probability of being an early type galaxy (stat.fit.goodness)
IDDR7406101  ID number to link to our previous DR7 cat (meta.id)
zobs 0.11454  Observed redshift (without CMB correction) (src.redshift;pos.heliocentric)
Distcor336.641 Mpc Corrected co-moving distance of galaxy (G1) (in Mpc/h) (pos.distance)
fc1   [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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