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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

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J/ApJS/191/254
  GMBCG galaxy cluster catalog from SDSS DR7 (Hao+, 2010)
ReadMe+ftp
2010ApJS..191..254H
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/191/254/gmbcgdr7Catalog of BCGs in rich clusters of galaxies from GMBCG (Gaussian Mixture Brightest Cluster Galaxy) (55424 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)
  Sloan  Display the SDSS data for this quasar (meta.ref.url)
  objid  Unique ID of each galaxy in SDSS DR7 (meta.id)
  RAJ2000 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
  zph  Photometric redshift from DR7 photo-z table (src.redshift)
  e_zph  Error of zph (stat.error)
  zsp  Spectroscopic redshift (src.redshift)
  g-r mag SDSS g-r colour index (Note 1)   (phot.color;em.opt.B;em.opt.R)
  e_g-r mag Error of g-r (stat.error;phot.color;em.opt.B)
  r-i mag SDSS r-i colour index (Note 1)   (phot.color;em.opt.R;em.opt.I)

ALL cols		    
 (i)indexed column
  e_r-i mag Error of r-i (stat.error;phot.color;em.opt.R)
  umag mag Dust extinction corrected model u magnitude (Note 2)   (phot.mag;em.opt.U)
  e_umag mag Error on umag (stat.error;phot.mag;em.opt.U)
  gmag mag Dust extinction corrected model g magnitude (Note 2)   (phot.mag;em.opt.B)
  e_gmag mag Error on gmag (stat.error;phot.mag;em.opt.B)
  rmag mag Dust extinction corrected model r magnitude (Note 2)   (phot.mag;em.opt.R)
  e_rmag mag Error on rmag (stat.error;phot.mag;em.opt.R)
  imag mag Dust extinction corrected model i magnitude (Note 2)   (phot.mag;em.opt.I)
  e_imag mag Error on imag (stat.error;phot.mag;em.opt.I)
  zmag mag Dust extinction corrected model z magnitude (Note 2)   (phot.mag;em.opt.I)
  e_zmag mag Error on zmag (stat.error;phot.mag;em.opt.I)
  Scl   [5/67] Clustering strength (Note 3)   (stat.param)
  Ng   [8/143] Number of member galaxies inside GMSCALEDR from BCG (GMSCALEDNGALS) (meta.number)
  Ng.W   [0/134] Weighted richness (GMNGALSWEIGHTED) (src.class.richness)
  q_Ng.W   [0/1] If it is set to 1, we recommend the use of Ng.W for this cluster (meta.code.qual)
  GMBCG (char) GMBCG designation, JDDD.ddddd+DD.ddddd (meta.id;meta.main)
  DR7  Galaxies within 2' from the SDSS (meta.ref.url)

ALL cols		    
 (i)indexed column
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