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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/514/A102
  SDSS DR7 groups of galaxies (Tago+, 2010)
ReadMe+ftp
2010A&A...514A.102T
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/514/A102/table2a(c)DR7 flux-limited groups (78800 rows)
2.J/A+A/514/A102/table2b(c)DR7 flux-limited Mr < -18 groups (5463 rows)
3.J/A+A/514/A102/table2c(c)DR7 flux-limited Mr < -19 groups (12590 rows)
4.J/A+A/514/A102/table2d(c)DR7 flux-limited Mr < -20 groups (18973 rows)
5.J/A+A/514/A102/table2e(c)DR7 flux-limited Mr < -21 groups (9139 rows)
6.J/A+A/514/A102/table2f(c)DR7 flux-limited galaxies (583362 rows)
7.J/A+A/514/A102/table2g(c)DR7 volume-limited Mr < -18 galaxies (40665 rows)
8.J/A+A/514/A102/table2h(c)DR7 volume-limited Mr < -19 galaxies (94912 rows)
9.J/A+A/514/A102/table2i(c)DR7 volume-limited Mr < -20 galaxies (148195 rows)
10.J/A+A/514/A102/table2j(c)DR7 volume-limited Mr < -21 galaxies (103978 rows)
Help Xmatch is

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  Group identification number (meta.id)
   (ALL)Ngal  Richness (number of member galaxies) (meta.number)
   (ALL)RAJ2000 deg (i) Right Ascension (mean of member galaxies), J2000 (pos.eq.ra;meta.main)
   (ALL)DEJ2000 deg (i) Declination (mean of member galaxies), J2000 (pos.eq.dec;meta.main)
   (ALL)Dist Mpc Comoving distance (mean of member galaxies) (Note G1)   (pos.distance)
  (1+2+3+4+5)Size Mpc Maximum projected linear size (Note G1)   (phys.size)
  (1+2+3+4+5)dispD Mpc rms deviation of projected distance (Note G1)   (stat.error)
  (1+2+3+4+5)dispV km/s rms radial velocity (stat.error)
  (1+2+3+4+5)Rvir Mpc Virial radius (projected harmonic mean) (Note G1)   (phys.size.radius)
   (ALL)w  Luminosity weight (stat.weight)

ALL cols		    
 (i)indexed column
  (1+2+3+4+5)Lobs 10+10LsunObserved total group luminosity (Note G1)   (phys.luminosity)
  (6+7+8+9+10)uMAG mag Absolute u magnitude (phys.magAbs)
  (6+7+8+9+10)gMAG mag Absolute g magnitude (phys.magAbs)
  (6+7+8+9+10)rMAG mag Absolute r magnitude (phys.magAbs)
  (6+7+8+9+10)iMAG mag Absolute i magnitude (phys.magAbs)
  (6+7+8+9+10)zMAG mag Absolute z magnitude (phys.magAbs)
  (6+7+8+9+10)Lr 10+10LsunLuminosity in r band (1010/h2) (Note G1)   (phys.luminosity)

ALL cols		    
 (i)indexed column
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usage  Display UCD1+    UCD1  
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