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/ApJS/265/46
  SDSS DR16Q QSO pairs with MgII abs. line analysis (Chen+, 2023)
ReadMe+ftp
2023ApJS..265...46C
Similar Catalogs
spectrum
Post annotation 		img(gal)
1.J/ApJS/265/46/table2The background quasars with transverse (TRA) MgII absorption lines (10035 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.line;arith.grad;phys.veloc)
  Pair  (i) [1/10035] Pair identifier ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  bSDSS (char) Background SDSS identifier ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  Plate   [274/11704] SDSS Plate identifier ((unassigned);(unassigned);(unassigned);spect.line.veloc;phys.atmol.qn.F)
  MJD d (i) [51662/58543] SDSS Modified Julian Date of observation ((unassigned);phys.veloc.orbital;arith.diff;pos.centroid;meta.main)
  Fiber   [1/1000] SDSS Fiber identifier ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  zEm   [0.5/5.1] Redshift from emission lines ((unassigned);phys.veloc.orbital;arith.diff;pos.parallax;arith.diff;meta.main)
  Dist kpc [20/500] Distance ((unassigned);(unassigned);(unassigned);em.UV.10-50nm)
  zAbs  (n) [0.4/2.5] Redshift from absorption lines (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;pos.parallax;arith.diff;meta.main)
  EW2798 0.1nm (n) [0.17/5.13] MgII2798Å equivalent width; Angstroms (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;phys.at.moment.magnetic;meta.main)
  e_EW2798 0.1nm [0.01/1.2] 1{sigma} uncertainty in EW2798 (Note G1)   ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  EW2803 0.1nm (n) [0.06/4.7] MgII2803Å equivalent width; Angstroms (Note G1)   ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  e_EW2803 0.1nm [0.01/1.4] 1{sigma} uncertainty in EW2803 (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  Sp  Interactive DR16 spectrum from SDSS ((unassigned);phys.veloc.orbital;arith.diff;pos.geocentric)
spectrum
  _RA deg (i) Positions from background SDSS identifiers (right ascension part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  _DE deg (i) Positions from background SDSS identifiers (declination part) ((unassigned);phys.veloc.orbital;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=846439678 Where phase=3 and catid=22650046
**** 
**** --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/VR129237.err (2026-10-27T18:07:55)
-3
-source=J/ApJS/265/46/table2
-ref=VIZ6ae0e87d1f8d5
elapse time 3