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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=113817
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ColumnValue  Explain   (UCD)
_RAJ200012 44 23.0832 "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+10 11 19.788 "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)
_RAB195012 41 51.5928 "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+10 27 44.048 "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)
_Glon296.9933500 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+72.9792011 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)
113817recno 113817  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID215727  Unique identification number for galaxies (meta.id;meta.main)
IDcl 31746   [1/388773] Group/cluster ID number (Note 1)   (meta.id)
Ngal 3   [1/878] Richness of group the galaxy belongs to (meta.number)
z 0.03139  Redshift, corrected to CMB rest frame (src.redshift)
Dist 93.510 Mpc Co-moving distance of a galaxy (Note G1)   (pos.distance)
Dist.c 92.833 Mpc Co-moving distance of the group centre (Note G1)   (pos.distance)
RAJ2000191.09618 deg (i) Right ascension of galaxy (J2000) (pos.eq.ra;meta.main)
DEJ2000+10.18883 deg (i) Declination of galaxy (J2000) (pos.eq.dec;meta.main)
GLON 296.99323 deg Galactic longitude of galaxy (pos.galactic.lon)
GLAT 72.97911 deg Galactic latitude of galaxy (pos.galactic.lat)
umag17.054 mag Galactic extinction corrected Petrosian u-magnitude (phot.mag;em.opt.U)
gmag15.648 mag Galactic extinction corrected Petrosian g-magnitude (phot.mag;em.opt.B)
rmag15.168 mag Galactic extinction corrected Petrosian r-magnitude (phot.mag;em.opt.R)
imag14.939 mag Galactic extinction corrected Petrosian i-magnitude (phot.mag;em.opt.I)
zmag14.955 mag Galactic extinction corrected Petrosian z-magnitude (phot.mag;em.opt.I)
uMAG-17.85 mag Absolute u-magnitude (Note G1)   (phys.magAbs)
gMAG-19.23 mag Absolute g-magnitude (Note G1)   (phys.magAbs)
rMAG-19.74 mag Absolute r-magnitude (Note G1)   (phys.magAbs)
iMAG-19.90 mag Absolute i-magnitude (Note G1)   (phys.magAbs)
zMAG-19.93 mag Absolute z-magnitude (Note G1)   (phys.magAbs)
kcoru 0.132 mag K-correction in u-filter (arith.factor;phot.mag)
kcorg 0.032 mag K-correction in g-filter (arith.factor;phot.mag)
kcorr 0.057 mag K-correction in r-filter (arith.factor;phot.mag)
kcori-0.014 mag K-correction in i-filter (arith.factor;phot.mag)
kcorz 0.001 mag K-correction in z-filter (arith.factor;phot.mag)
Lr 0.567 10+10Lsun r-band observed luminosity (Note G1)   (phys.luminosity)
W 1.082  Weight factor for the galaxy (stat.weight)
Rank 2   [1/878] Galaxy rank in its group (stat.fit.param)
Den1 24.470   Normalised environmental density at 1Mpc/h (Note G1)   (phys.density;arith.ratio)
Den2 4.531   Normalised environmental density at 2Mpc/h (Note G1)   (phys.density;arith.ratio)
Den4 0.896   Normalised environmental density at 4Mpc/h (Note G1)   (phys.density;arith.ratio)
Den8 0.437   Normalised environmental density at 8Mpc/h (Note G1)   (phys.density;arith.ratio)
Den16 0.557   Normalised environmental density at 16Mpc/h (Note G1)   (phys.density;arith.ratio)
Edge 22.424 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)
prE0.02  Probability of being an early type galaxy (stat.fit.goodness)
IDDR7314838  ID number to link to our previous DR7 cat (meta.id)
zobs 0.03032  Observed redshift (without CMB correction) (src.redshift;pos.heliocentric)
Distcor 92.970 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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