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/table1The properties of the quasar pairs and the line of sight (LOS) MgII absorption lines[spectrum] (10033 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) [1/10033] Pair identifier ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  fSDSS (char) Foreground SDSS identifier ((unassigned);(unassigned);(unassigned);src.class.color)
  Plate   [273/11704] SDSS Plate identifier ((unassigned);(unassigned);(unassigned);spect.line.veloc;phys.atmol.qn.F)
  MJD d (i) [51609/58543] SDSS Modified Julian Date of observation ((unassigned);meta.version;arith.diff;pos.centroid;meta.main)
  Fiber   [1/1000] SDSS Fiber identifier ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  zEm   [0.4/2.51] Redshift from emission lines ((unassigned);meta.version;arith.diff;pos.parallax;arith.diff;meta.main)
  logLBol [10-7W] [44.22/47.56] log bolometric luminosity ((unassigned);(unassigned);(unassigned);(unassigned))
  Dist kpc [20/500] Distance ((unassigned);meta.version;arith.diff;em.UV.10-50nm)
  zAbs  (n) [0.4/2.3] Redshift from absorption lines (Note G1)   ((unassigned);meta.version;arith.diff;pos.parallax;arith.diff;meta.main)
  EW2798 0.1nm (n) [0.14/9] MgII2798Å equivalent width; Angstroms (Note G1)   ((unassigned);meta.version;arith.diff;phys.at.moment.magnetic;meta.main)
  e_EW2798 0.1nm [0.02/1.4] 1{sigma} uncertainty in EW2798 (Note G1)   ((unassigned);meta.version;arith.diff;time.age;meta.main)
  EW2803 0.1nm (n) [0.08/6.9] MgII2803Å equivalent width; Angstroms (Note G1)   ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  e_EW2803 0.1nm [0.02/1.4] 1{sigma} uncertainty in EW2803 (Note G1)   ((unassigned);meta.version;arith.diff;time.age;meta.main)
  bSDSS (char) Background SDSS identifier ((unassigned);pos.sg.component;arith.factor;spect.line.veloc;arith)
  Sp  Interactive DR16 spectrum from SDSS ((unassigned);meta.version;arith.diff;pos.geocentric)
spectrum
  SimbadName (char) (n)Designation understandable by the Simbad data-base ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  NED  ask the NED data-base about this object ((unassigned);meta.version;arith.diff;pos.geocentric)
  _RA deg (i) Positions from foreground SDSS identifiers (right ascension part) ((unassigned);meta.version;arith.diff;(unassigned);arith)
  _DE deg (i) Positions from foreground SDSS identifiers (declination part) ((unassigned);(unassigned);(unassigned);(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=846447072 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/VR296245.err (2026-10-27T20:11:10)
-3
-source=J/ApJS/265/46/table1
-ref=VIZ6ae1056048535
elapse time 2