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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=350202
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ColumnValue  Explain   (UCD)
_RAJ200011 41 23.4888 "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+21 56 12.624 "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)
_RAB195011 38 47.3779 "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+22 12 50.730 "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)
_Glon227.1810681 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+73.2633923 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)
350202recno 350202  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID157779  Unique identification number for galaxies (meta.id;meta.main)
IDcl162482   [1/388773] Group/cluster ID number (Note 1)   (meta.id)
Ngal 1   [1/878] Richness of group the galaxy belongs to (meta.number)
z 0.10187  Redshift, corrected to CMB rest frame (src.redshift)
Dist298.952 Mpc Co-moving distance of a galaxy (Note G1)   (pos.distance)
Dist.c298.952 Mpc Co-moving distance of the group centre (Note G1)   (pos.distance)
RAJ2000175.34787 deg (i) Right ascension of galaxy (J2000) (pos.eq.ra;meta.main)
DEJ2000+21.93684 deg (i) Declination of galaxy (J2000) (pos.eq.dec;meta.main)
GLON 227.18140 deg Galactic longitude of galaxy (pos.galactic.lon)
GLAT 73.26334 deg Galactic latitude of galaxy (pos.galactic.lat)
umag19.336 mag Galactic extinction corrected Petrosian u-magnitude (phot.mag;em.opt.U)
gmag17.873 mag Galactic extinction corrected Petrosian g-magnitude (phot.mag;em.opt.B)
rmag17.144 mag Galactic extinction corrected Petrosian r-magnitude (phot.mag;em.opt.R)
imag16.742 mag Galactic extinction corrected Petrosian i-magnitude (phot.mag;em.opt.I)
zmag16.502 mag Galactic extinction corrected Petrosian z-magnitude (phot.mag;em.opt.I)
uMAG-18.14 mag Absolute u-magnitude (Note G1)   (phys.magAbs)
gMAG-19.72 mag Absolute g-magnitude (Note G1)   (phys.magAbs)
rMAG-20.41 mag Absolute r-magnitude (Note G1)   (phys.magAbs)
iMAG-20.69 mag Absolute i-magnitude (Note G1)   (phys.magAbs)
zMAG-21.06 mag Absolute z-magnitude (Note G1)   (phys.magAbs)
kcoru 0.317 mag K-correction in u-filter (arith.factor;phot.mag)
kcorg 0.212 mag K-correction in g-filter (arith.factor;phot.mag)
kcorr 0.136 mag K-correction in r-filter (arith.factor;phot.mag)
kcori 0.012 mag K-correction in i-filter (arith.factor;phot.mag)
kcorz 0.050 mag K-correction in z-filter (arith.factor;phot.mag)
Lr 1.052 10+10Lsun r-band observed luminosity (Note G1)   (phys.luminosity)
W 1.745  Weight factor for the galaxy (stat.weight)
Rank 1   [1/878] Galaxy rank in its group (stat.fit.param)
Den1 14.710   Normalised environmental density at 1Mpc/h (Note G1)   (phys.density;arith.ratio)
Den2 3.308   Normalised environmental density at 2Mpc/h (Note G1)   (phys.density;arith.ratio)
Den4 0.760   Normalised environmental density at 4Mpc/h (Note G1)   (phys.density;arith.ratio)
Den8 0.492   Normalised environmental density at 8Mpc/h (Note G1)   (phys.density;arith.ratio)
Den16 0.699   Normalised environmental density at 16Mpc/h (Note G1)   (phys.density;arith.ratio)
Edge119.877 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)
prE0.04  Probability of being an early type galaxy (stat.fit.goodness)
IDDR7239302  ID number to link to our previous DR7 cat (meta.id)
zobs 0.10081  Observed redshift (without CMB correction) (src.redshift;pos.heliocentric)
Distcor298.952 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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