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

  
VII/256
  Groups of Galaxies from CfA2 Redshift Survey (Mahtessian++, 2010)
ReadMe+ftp
2010Ap.....53...70M
Similar Catalogs
Post annotation 		img(gal)
1.VII/256/table1(c)Data of groups members (6787 rows)
2.VII/256/table2(c)Mean parameters of groups (1971 rows)
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Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)Group  Number of group (meta.id)
  (1)Galaxy (char) Galaxy name, as in CfA2 (Cat. J/ApJS/121/287) (meta.id;meta.main)
   (ALL)RA1950 "h:m:s" (i) Right ascension (1950) (pos.eq.ra;meta.main)
   (ALL)DE1950 "d:m:s" (i) Declination (1950) (pos.eq.dec;meta.main)
  (1)magc mag Apparent magnitude of galaxy corrected from galactic absorption (Sandage, 1973ApJ...183..711S) and by K damping (Yang et al., 2005MNRAS.356.1293Y.) (phot.mag;em.opt.V)
  (1)RVc km/s Virgo-centric radial velocities of galaxy (Mahtessian, 1997Ap.....40..285M) (phys.veloc;pos.lg)
  (1)T (char) Morphological type of galaxy by CfA2 (99 means, that the type is unknown) (src.morph.type)
  (1)RVC km/s Radial velocities of galaxy relative to the group centre (phys.veloc;arith.diff)
  (1)RC Mpc Projected distance of galaxy to group centre (pos.distance)
  (1)MAG mag Absolute magnitude of galaxy (phys.magAbs)

ALL cols		    
 (i)indexed column
  (1)Lum solLum Luminosity of galaxy (phys.luminosity)
  (1)CfA (char) Details from CfA Redshift Survey about this galaxy (meta.ref.url)
   (ALL)_RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
   (ALL)_DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  (2)Ng  Number of visible members of group (meta.number)
  (2)VG km/s Mean Virgocentric velocity of group (phys.veloc;pos.lg)
  (2)sigma km/s A dispersion of radial velocity of members of group (spect.dopplerVeloc)
  (2)Rmean Mpc Mean distance of members of group from its centre (phys.size.radius)
  (2)Rmax Mpc Group radius: the greatest distance of members of group from its centre (phys.size.radius)
  (2)Lobs solLum Total luminosity of visible members of group (phys.luminosity)
  (2)Ltot solLum Total luminosity both visible, and invisible members of group (phys.luminosity)
  (2)FIC % Relative quantity of false members of groups in percentage (Mahtessian, 1998Ap.....41..308M) (stat.fit.goodness)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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