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/ApJS/221/2
  Keck+Magellan survey for LLSs. III. (Prochaska+, 2015)
ReadMe+ftp
2015ApJS..221....2P
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/221/2/table1Journal of HIRES observations (65 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. ((unassigned);em.freq;(unassigned);phys.veloc)
  N  (n)Display the ionic column densities for this QSO if any ((unassigned);meta.version;arith.diff;pos.geocentric)
  ID (char) Quasar identifier ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  AName (char) Alternative name (phot.fluence;obs.atmos.refractAngle;arith.grad;spect.line.veloc)
  RAJ2000 "h:m:s" Hour of right ascension (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  DEJ2000 "d:m:s" Degree of declination (J2000) ((unassigned);meta.version;arith.diff;(unassigned);arith)
  mag   [16/19.1] r-band or V-band magnitude (Note 1)   ((unassigned);(unassigned);(unassigned);stat.filling)
  zem   [1.8/4.5] Quasar emission redshift ((unassigned);meta.version;arith.diff;pos.parallax;meta.main)
  Date "Y:M:D" (n)Observation UT date ((unassigned);(unassigned);(unassigned);pos.centroid;stat.param)
  Slit (char) Slit (Decker employed) (Note)   (phot.fluence;em.IR.4-8um;arith.factor;phys.veloc.orbital)
  Mode (char) Mode (only for table 1) ((unassigned);(unassigned);arith.grad;phys.electron.degen)
  Exp s [1295/21600] Exposure time ((unassigned);(unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  S/N (char) pix-1 HIRES signal to noise ratio (Note 3)   ((unassigned);(unassigned);(unassigned);meta.abstract;meta.main)

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=846458700 Where phase=3 and catid=22210002
**** 
**** --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/VR530814.err (2026-10-27T23:24:59)
-3
-source=J/ApJS/221/2/table1
-ref=VIZ6ae132cc8197e
elapse time 1