VizieR

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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: + - )
ShowSortJoin tables
more join
Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);meta.version;arith.diff;phys.veloc)
   (ALL)RXJ (char) (i) ROSAT name (HHMMSS.S+DDMMSS) ((unassigned);meta.version;arith.diff;spect.line.veloc;arith)
  (1)CRate ct/s Count rate ((unassigned);(unassigned);(unassigned);time.duration;(unassigned);(unassigned))
  (1)logX/O  The X-ray-to-optical flux ratio ((unassigned);(unassigned);(unassigned);meta.abstract;instr.offset)
  (1)HR1  Hardness ratio ((unassigned);(unassigned);(unassigned);meta.abstract;instr.offset)
  (1)Bmag mag The B magnitude obtained from USNO-A2.0 ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)f_Bmag (char) [*] Flag on Bmag (Note 1)   ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  (1)_RA deg Right ascension (derived from RXJ) for Eq=J2000 ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (1)_DE deg Declination (derived from RXJ) for Eq=J2000 ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (2)RAJ2000 "h:m:s" Right ascension (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (2)DEJ2000 "d:m:s" Declination (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (2)z  Emission redshift ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  (2)BMAG mag Absolute B magnitude ((unassigned);meta.version;arith.diff;(unassigned);(unassigned);(unassigned))
  (2)Type (char) Type (Seyfert, BL Lac or QSO) ((unassigned);(unassigned);(unassigned);phys.atmol.sweight;meta.main)
  (2)New (char) [a] a: Newly identified X-ray AGN ((unassigned);(unassigned);(unassigned);obs.proposal.cycle;meta.main)

ALL cols		    
 (i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846494253 Where phase=3 and catid=51230578
**** 
**** --POSTGRES MSG db=0
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846494253 Where phase=3 and catid=51230578
**** 
**** --POSTGRES MSG db=0
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR1060692.err (2026-10-28T09:17:32)
-3
-source=J/AJ/123/578
-ref=VIZ6ae1bdad102f54
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