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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=514347
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ColumnValue  Explain   (UCD)
_RAJ200012 10 24.8208 "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+03 56 36.312 "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 07 51.2472 "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+04 13 17.498 "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)
_Glon278.2456086 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+64.8304117 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)
514347recno 514347  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID465295  Unique identification number for galaxies (meta.id;meta.main)
IDcl326627   [1/388773] Group/cluster ID number (Note 1)   (meta.id)
Ngal 1   [1/878] Richness of group the galaxy belongs to (meta.number)
z 0.10815  Redshift, corrected to CMB rest frame (src.redshift)
Dist316.956 Mpc Co-moving distance of a galaxy (Note G1)   (pos.distance)
Dist.c316.956 Mpc Co-moving distance of the group centre (Note G1)   (pos.distance)
RAJ2000182.60342 deg (i) Right ascension of galaxy (J2000) (pos.eq.ra;meta.main)
DEJ2000+03.94342 deg (i) Declination of galaxy (J2000) (pos.eq.dec;meta.main)
GLON 278.24564 deg Galactic longitude of galaxy (pos.galactic.lon)
GLAT 64.83034 deg Galactic latitude of galaxy (pos.galactic.lat)
umag19.752 mag Galactic extinction corrected Petrosian u-magnitude (phot.mag;em.opt.U)
gmag17.789 mag Galactic extinction corrected Petrosian g-magnitude (phot.mag;em.opt.B)
rmag16.856 mag Galactic extinction corrected Petrosian r-magnitude (phot.mag;em.opt.R)
imag16.469 mag Galactic extinction corrected Petrosian i-magnitude (phot.mag;em.opt.I)
zmag16.159 mag Galactic extinction corrected Petrosian z-magnitude (phot.mag;em.opt.I)
uMAG-17.92 mag Absolute u-magnitude (Note G1)   (phys.magAbs)
gMAG-20.04 mag Absolute g-magnitude (Note G1)   (phys.magAbs)
rMAG-20.82 mag Absolute r-magnitude (Note G1)   (phys.magAbs)
iMAG-21.15 mag Absolute i-magnitude (Note G1)   (phys.magAbs)
zMAG-21.53 mag Absolute z-magnitude (Note G1)   (phys.magAbs)
kcoru 0.397 mag K-correction in u-filter (arith.factor;phot.mag)
kcorg 0.324 mag K-correction in g-filter (arith.factor;phot.mag)
kcorr 0.128 mag K-correction in r-filter (arith.factor;phot.mag)
kcori 0.068 mag K-correction in i-filter (arith.factor;phot.mag)
kcorz 0.042 mag K-correction in z-filter (arith.factor;phot.mag)
Lr 1.534 10+10Lsun r-band observed luminosity (Note G1)   (phys.luminosity)
W 1.869  Weight factor for the galaxy (stat.weight)
Rank 1   [1/878] Galaxy rank in its group (stat.fit.param)
Den1 38.612   Normalised environmental density at 1Mpc/h (Note G1)   (phys.density;arith.ratio)
Den2 8.815   Normalised environmental density at 2Mpc/h (Note G1)   (phys.density;arith.ratio)
Den4 2.149   Normalised environmental density at 4Mpc/h (Note G1)   (phys.density;arith.ratio)
Den8 0.926   Normalised environmental density at 8Mpc/h (Note G1)   (phys.density;arith.ratio)
Den16 0.914   Normalised environmental density at 16Mpc/h (Note G1)   (phys.density;arith.ratio)
Edge 42.505 Mpc Co-moving distance from the survey mask (Note G1)   (pos.distance)
Mph2   [0/2] Morphology of galaxy, 1=S, 2=E (Note 2)   (meta.code;src.morph)
prE0.91  Probability of being an early type galaxy (stat.fit.goodness)
IDDR7276651  ID number to link to our previous DR7 cat (meta.id)
zobs 0.10699  Observed redshift (without CMB correction) (src.redshift;pos.heliocentric)
Distcor316.956 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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