VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/A+A/540/A106
  SDSS-DR8 groups and clusters of galaxies (Tempel+, 2012)
ReadMe+ftp
2012A&A...540A.106T
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/540/A106/dr8grGroup/cluster parameters (77858 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  IDcl   [1/77858] Group/cluster ID number (meta.id)
  Ngal   [2/878] Group richness (meta.number)
  zcl  Redshift to the group centre (src.redshift;pos.heliocentric)
  Dist.c Mpc Co-moving distance to the group centre (Note G1)   (pos.distance)
  RAJ2000 deg (i) Right ascension of group centre (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination of group centre (J2000) (pos.eq.dec;meta.main)
  GLON deg Galactic longitude (pos.galactic.lon)
  GLAT deg Galactic latitude (pos.galactic.lat)
  Size Mpc Max linear size of the group in the sky (Note G1)   (phys.size.radius)
  Rvir Mpc Virial radius (projected harmonic mean) (Note G1)   (phys.size.radius)

ALL cols		    
 (i)indexed column
  sigma Mpc Extent of the group in the sky (Note G1)   (phys.angSize)
  sigmav km/s rms radial velocity deviation (phys.veloc.dispersion)
  Lrobs 10+10Lsunr-band observed luminosity (Note G1)   (phys.luminosity)
  Lrtot 10+10Lsunr-band estimated total luminosity (Note G1)   (phys.luminosity)
  Dlink Mpc Co-moving linking length (Note G1)   (pos.distance)
  Den1  (n) Environmental density for group at a=1Mpc/h (Note G1)   (phys.density;arith.ratio)
  Den2  (n) Environmental density for group at a=2Mpc/h (Note G1)   (phys.density;arith.ratio)
  Den4  (n) Environmental density for group at a=4Mpc/h (Note G1)   (phys.density;arith.ratio)
  Den8  (n) Environmental density for group at a=8Mpc/h (Note G1)   (phys.density;arith.ratio)
  Den16  (n) Environmental density for group at a=16Mpc/h (Note G1)   (phys.density;arith.ratio)
  Edge Mpc Minimum distance from survey mask (Note G1)   (pos.distance)
  fc   [0/64] Number of potentially missing fibre collision galaxies (Note G2)   (meta.number)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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