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/A+A/564/A117
  Binary quasars from LQAC-2 (Gattano+, 2014)
ReadMe+ftp
2014A&A...564A.117G
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/564/A117/tab3-6(c)Binary quasars (tables 3-6) (36 rows)
2.J/A+A/564/A117/table7(c)Binary quasars with the shortest separation, between 0" and 30" (160 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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more join
Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
  (1)T   [3/6] Table number (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
   (ALL)QSO1/2 (char) Quasar names (NNN+NNN_NNN/NNN) ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
   (ALL)N  (n)Presence of this binary quasar in the different tables ((unassigned);(unassigned);(unassigned);pos.geocentric)
   (ALL)z1  Redshift of first quasar ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
   (ALL)z2  Redshift of second quasar ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
   (ALL)theta arcsec [2/22] Separation angle ((unassigned);phys.veloc.orbital;arith.diff;em.radio.6-12GHz)
   (ALL)U1mag mag (n) U magnitude of first quasar ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
   (ALL)U2mag mag (n) U magnitude of first quasar ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  (1)Ref (char) Reference (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc.dispersion;(unassigned))
  (1)Mult (char) [*+] Indicates the other quasar for the triplet ((unassigned);(unassigned);(unassigned);pos.eq.dec)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)QSO1 (char) First QSO name (NNN+NNN_NNN) ((unassigned);(unassigned);(unassigned);spect.line.veloc)
   (ALL)QSO2 (char) Second QSO name (NNN+NNN_NNN) ((unassigned);(unassigned);(unassigned);spect.line.veloc)
   (ALL)LQAC-2 (char) Display the LQAC-2 data (Souchay et al. 2012, J/A+A/537/A99) ((unassigned);phys.veloc.orbital;arith.diff;pos.geocentric)
   (ALL)_RA deg Position of first QSO from LQAC-2 (Cat. J/A+A/537/A99) (right ascension part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
   (ALL)_DE deg Position of first QSO from LQAC-2 (Cat. J/A+A/537/A99) (declination part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (2)Ref1 (char) [A-M -] Reference (Note 1)   ((unassigned);(unassigned);(unassigned);phys.veloc.dispersion;(unassigned))
  (2)Ref2 (char) [A-M -] Reference (Note 1)   ((unassigned);(unassigned);(unassigned);phys.veloc.dispersion;(unassigned))
  (2)SeqU   [1/160] Sequential number in terms of increasing magnitude U of the brightest component ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  (2)Seqz   [1/160] Sequential number in terms of decreasing value of z ((unassigned);(unassigned);(unassigned);spect.line.veloc)

ALL cols		    
(n) indicates a possible blank or NULL column(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=846542018 Where phase=3 and catid=35640117
**** 
**** --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=846542018 Where phase=3 and catid=35640117
**** 
**** --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/VR3520397.err (2026-10-28T22:33:36)
-3
-source=J/A+A/564/A117
-ref=VIZ6ae2784135b78d
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