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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=572976
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ColumnValue  Explain   (UCD)
_RAJ200015 34 47.2080 "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+37 15 54.576 "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)
_RAB195015 32 54.3806 "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+37 25 50.974 "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)
_Glon059.8599193 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+54.2889871 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)
572976recno 572976  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID570397  Unique identification number for galaxies (meta.id;meta.main)
IDcl385256   [1/388773] Group/cluster ID number (Note 1)   (meta.id)
Ngal 1   [1/878] Richness of group the galaxy belongs to (meta.number)
z 0.14309  Redshift, corrected to CMB rest frame (src.redshift)
Dist416.139 Mpc Co-moving distance of a galaxy (Note G1)   (pos.distance)
Dist.c416.139 Mpc Co-moving distance of the group centre (Note G1)   (pos.distance)
RAJ2000233.69670 deg (i) Right ascension of galaxy (J2000) (pos.eq.ra;meta.main)
DEJ2000+37.26516 deg (i) Declination of galaxy (J2000) (pos.eq.dec;meta.main)
GLON 59.85979 deg Galactic longitude of galaxy (pos.galactic.lon)
GLAT 54.28911 deg Galactic latitude of galaxy (pos.galactic.lat)
umag18.243 mag Galactic extinction corrected Petrosian u-magnitude (phot.mag;em.opt.U)
gmag17.671 mag Galactic extinction corrected Petrosian g-magnitude (phot.mag;em.opt.B)
rmag17.106 mag Galactic extinction corrected Petrosian r-magnitude (phot.mag;em.opt.R)
imag16.784 mag Galactic extinction corrected Petrosian i-magnitude (phot.mag;em.opt.I)
zmag16.514 mag Galactic extinction corrected Petrosian z-magnitude (phot.mag;em.opt.I)
uMAG-19.57 mag Absolute u-magnitude (Note G1)   (phys.magAbs)
gMAG-20.59 mag Absolute g-magnitude (Note G1)   (phys.magAbs)
rMAG-21.16 mag Absolute r-magnitude (Note G1)   (phys.magAbs)
iMAG-21.41 mag Absolute i-magnitude (Note G1)   (phys.magAbs)
zMAG-21.82 mag Absolute z-magnitude (Note G1)   (phys.magAbs)
kcoru 0.035 mag K-correction in u-filter (arith.factor;phot.mag)
kcorg 0.170 mag K-correction in g-filter (arith.factor;phot.mag)
kcorr 0.108 mag K-correction in r-filter (arith.factor;phot.mag)
kcori 0.034 mag K-correction in i-filter (arith.factor;phot.mag)
kcorz 0.053 mag K-correction in z-filter (arith.factor;phot.mag)
Lr 2.083 10+10Lsun r-band observed luminosity (Note G1)   (phys.luminosity)
W 2.981  Weight factor for the galaxy (stat.weight)
Rank 1   [1/878] Galaxy rank in its group (stat.fit.param)
Den1 81.067   Normalised environmental density at 1Mpc/h (Note G1)   (phys.density;arith.ratio)
Den2 19.831   Normalised environmental density at 2Mpc/h (Note G1)   (phys.density;arith.ratio)
Den4 5.316   Normalised environmental density at 4Mpc/h (Note G1)   (phys.density;arith.ratio)
Den8 2.199   Normalised environmental density at 8Mpc/h (Note G1)   (phys.density;arith.ratio)
Den16 1.367   Normalised environmental density at 16Mpc/h (Note G1)   (phys.density;arith.ratio)
Edge112.543 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)
prE0.00  Probability of being an early type galaxy (stat.fit.goodness)
IDDR7509020  ID number to link to our previous DR7 cat (meta.id)
zobs 0.14279  Observed redshift (without CMB correction) (src.redshift;pos.heliocentric)
Distcor416.139 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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