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/ApJ/748/131
  MgII absorbers in SDSS-DR7 quasar catalog (Shen+, 2012)
ReadMe+ftp
2012ApJ...748..131S
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/748/131/table1The sample of associated absorption line systems (AALs), identified from SDSS-DR7 QSOs (1937 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);phys.veloc.orbital;arith.diff;phys.veloc)
  SDSS (char) SDSS-DR7 designation (HHMMSS.ss+DDMMSS.s; J2000) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  Plate  SDSS-DR7 Plate number ((unassigned);(unassigned);(unassigned);spect.line.veloc;phys.atmol.qn.F)
  Fib  SDSS-DR7 Fiber number (stat.fit.residual;meta.ref.pid;arith.grad;spect.line.veloc)
  MJD  Modified Julian Date ((unassigned);(unassigned);arith.factor;pos.centroid;meta.main)
  z   [0.3/2.3] Catalogued SDSS-DR7 redshift ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  W2796 0.1nm [0.1/6.9] Restframe equivalent width of MgII(2796) ((unassigned);phys.veloc.orbital;arith.diff;phys.at.moment.magnetic;meta.main)
  e_W2796 0.1nm Restframe equivalent width error of MgII(2796) ((unassigned);(unassigned);arith.grad;time.age;meta.main)
  W2803 0.1nm [0.1/6.7] Restframe equivalent width of MgII(2803) (phot.limbDark;(unassigned);arith.grad;phys.at.moment.magnetic;meta.main)
  e_W2803 0.1nm Restframe equivalent width error of MgII(2803) ((unassigned);phys.atmol.qn.F;arith.grad;time.age;meta.main)
  Voff1 km/s [-2969/2999] Absorber velocity offset based on fiducial systemic redshift (Note 1)   ((unassigned);(unassigned);(unassigned);spect.index;instr.bandpass)
  Voff2 km/s [-4171/4407] Absorber velocity offset based on SDSS systemic redshift (Note 1)   (phot.mag.reddFree;(unassigned);arith.grad;spect.index;instr.bandpass)
  Voff3 km/s [-3385/4709] Absorber velocity offset based on H&W systemic redshift (Note 1)   (stat.fit.residual;instr.beam;stat.min;spect.index;instr.bandpass)
  DR7  Display the SDSS-DR7 quasar catalog (Cat. VII/260) for this object ((unassigned);(unassigned);(unassigned);pos.geocentric)
  Sloan  Display the SDSS online data for this quasar ((unassigned);(unassigned);(unassigned);pos.geocentric)
  Simbad  ask the Simbad data-base about this object ((unassigned);(unassigned);(unassigned);phys.veloc.dispersion)
  NED  ask the NED data-base about this object ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc.dispersion)
  _RA deg Positions from SDSS names (right ascension part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  _DE deg Positions from SDSS names (declination part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)

ALL cols		    
 (i)indexed column
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usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846455044 Where phase=3 and catid=17480131
**** 
**** --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/VR449880.err (2026-10-27T22:24:03)
-3
-source=J/ApJ/748/131
-ref=VIZ6ae124836dd58
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