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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=559235
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ColumnValue  Explain   (UCD)
_RAJ200009 53 25.1064 "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+52 15 52.092 "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 50 05.3472 "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+52 30 01.081 "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)
_Glon163.2909197 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+48.5106497 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)
559235recno 559235  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID547265  Unique identification number for galaxies (meta.id;meta.main)
IDcl371515   [1/388773] Group/cluster ID number (Note 1)   (meta.id)
Ngal 1   [1/878] Richness of group the galaxy belongs to (meta.number)
z 0.07442  Redshift, corrected to CMB rest frame (src.redshift)
Dist219.692 Mpc Co-moving distance of a galaxy (Note G1)   (pos.distance)
Dist.c219.692 Mpc Co-moving distance of the group centre (Note G1)   (pos.distance)
RAJ2000148.35461 deg (i) Right ascension of galaxy (J2000) (pos.eq.ra;meta.main)
DEJ2000+52.26447 deg (i) Declination of galaxy (J2000) (pos.eq.dec;meta.main)
GLON 163.29105 deg Galactic longitude of galaxy (pos.galactic.lon)
GLAT 48.51076 deg Galactic latitude of galaxy (pos.galactic.lat)
umag18.910 mag Galactic extinction corrected Petrosian u-magnitude (phot.mag;em.opt.U)
gmag17.465 mag Galactic extinction corrected Petrosian g-magnitude (phot.mag;em.opt.B)
rmag16.937 mag Galactic extinction corrected Petrosian r-magnitude (phot.mag;em.opt.R)
imag16.610 mag Galactic extinction corrected Petrosian i-magnitude (phot.mag;em.opt.I)
zmag16.482 mag Galactic extinction corrected Petrosian z-magnitude (phot.mag;em.opt.I)
uMAG-17.90 mag Absolute u-magnitude (Note G1)   (phys.magAbs)
gMAG-19.35 mag Absolute g-magnitude (Note G1)   (phys.magAbs)
rMAG-19.91 mag Absolute r-magnitude (Note G1)   (phys.magAbs)
iMAG-20.06 mag Absolute i-magnitude (Note G1)   (phys.magAbs)
zMAG-20.34 mag Absolute z-magnitude (Note G1)   (phys.magAbs)
kcoru 0.258 mag K-correction in u-filter (arith.factor;phot.mag)
kcorg 0.103 mag K-correction in g-filter (arith.factor;phot.mag)
kcorr 0.105 mag K-correction in r-filter (arith.factor;phot.mag)
kcori-0.078 mag K-correction in i-filter (arith.factor;phot.mag)
kcorz 0.010 mag K-correction in z-filter (arith.factor;phot.mag)
Lr 0.662 10+10Lsun r-band observed luminosity (Note G1)   (phys.luminosity)
W 1.362  Weight factor for the galaxy (stat.weight)
Rank 1   [1/878] Galaxy rank in its group (stat.fit.param)
Den1 9.956   Normalised environmental density at 1Mpc/h (Note G1)   (phys.density;arith.ratio)
Den2 2.230   Normalised environmental density at 2Mpc/h (Note G1)   (phys.density;arith.ratio)
Den4 0.678   Normalised environmental density at 4Mpc/h (Note G1)   (phys.density;arith.ratio)
Den8 0.588   Normalised environmental density at 8Mpc/h (Note G1)   (phys.density;arith.ratio)
Den16 0.763   Normalised environmental density at 16Mpc/h (Note G1)   (phys.density;arith.ratio)
Edge 46.548 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)
prE0.14  Probability of being an early type galaxy (stat.fit.goodness)
IDDR7119237  ID number to link to our previous DR7 cat (meta.id)
zobs 0.07383  Observed redshift (without CMB correction) (src.redshift;pos.heliocentric)
Distcor219.692 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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