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/131/49
  Gravitational lenses among z>=4.0 quasars (Richards+, 2006)
ReadMe+ftp
2006AJ....131...49R
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/131/49/dataSDSS QSOs also observed by HST (table 1) or not (table 2) (246 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. (pos.cylindrical;phys.mol.rotation;arith.diff;phys.veloc)
  n_SDSSJ (char) 1 for a QSO also observed by HST (table 1),2 for a QSO only observed by SDSS (table 2) ((unassigned);meta.version;arith.diff;pos.eq.dec)
  SDSSJ (char) The IAU name (Note G1)   ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  f_SDSSJ (char) [*] Flag on SDSSJ (Note G2)   ((unassigned);meta.version;arith.diff;pos.eq.dec)
  r_SDSSJ  Discovery reference code for SDSSJ (Note G4)   ((unassigned);(unassigned);(unassigned);phys.size.diameter)
  z  Redshift ((unassigned);(unassigned);arith.factor;pos.parallax;meta.main)
  BMAG mag (n) Absolute B band magnitude (Note 1)   (phot.fluence;phys.size.radius;arith.factor;(unassigned);(unassigned);(unassigned))
  imag mag SDSS i band magnitude (Note G3)   (instr.fov;stat.error.sys;arith.factor;stat.filling;(unassigned);(unassigned))
  imagH mag (n) HST i band magnitude (Note G3)   (phot.color;pos.wcs.ctype;arith.grad;stat.filling;(unassigned);(unassigned))
  Prob0  (n) Lensing probability ignoring morphological selection effects ((unassigned);em.IR.8-15um;arith.factor;phys.polarization.circular;meta.main)
  Prob  (n) Lensing probability after accounting for morphological selection effects ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  HST-ID (char) Observation set identification (Note 2)   ((unassigned);stat.error;arith.factor;spect.line.veloc)
  SDSS  View the SDSS details ((unassigned);meta.version;arith.diff;pos.geocentric)
  _RA deg Position (derived from SDSS name) (right ascension part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  _DE deg Position (derived from SDSS name) (declination part) ((unassigned);meta.version;arith.diff;(unassigned);arith)

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=846694741 Where phase=3 and catid=51310049
**** 
**** --POSTGRES MSG db=1
**** 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/VR3135223.err (2026-10-30T16:58:59)
-3
-source=J/AJ/131/49
-ref=VIZ6ae4ccd42fd6f7
elapse time 3