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/AJ/123/578
  Quasars in the Coma cluster (Chen+, 2002)
ReadMe+ftp
2002AJ....123..578C
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/123/578/table1(c)The X-ray AGNs candidates (98 rows)
2.J/AJ/123/578/table2(c)The X-ray AGN sample (21 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)RXJ (char) (i) ROSAT name (HHMMSS.S+DDMMSS) (meta.id;meta.main)
  (1)CRate ct/s Count rate (phot.count;em.X-ray)
  (1)logX/O  The X-ray-to-optical flux ratio (phot.flux;arith.ratio)
  (1)HR1  Hardness ratio (phot.flux;arith.ratio)
  (1)Bmag mag The B magnitude obtained from USNO-A2.0 (phot.mag;em.opt.B)
  (1)f_Bmag (char) [*] Flag on Bmag (Note 1)   (meta.code.error)
  (1)_RA deg (i) Right ascension (derived from RXJ) for Eq=J2000 (pos.eq.ra;meta.main)
  (1)_DE deg (i) Declination (derived from RXJ) for Eq=J2000 (pos.eq.dec;meta.main)
  (2)RAJ2000 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
  (2)DEJ2000 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  (2)z  Emission redshift (src.redshift)
  (2)BMAG mag Absolute B magnitude (phys.magAbs;em.opt)
  (2)Type (char) Type (Seyfert, BL Lac or QSO) (src.class)
  (2)New (char) [a] a: Newly identified X-ray AGN (stat.value)

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