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/MNRAS/450/3904
  Quasars narrow absorption lines from SDSS (Chen+, 2015)
ReadMe+ftp
2015MNRAS.450.3904C
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/450/3904/tablea2Catalog of Mg II {lambda}{lambda}2796, 2803 Absorption Systems (1808 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 identifier (HHMMSS.ss+DDMMSS.s) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  zem  Redshift derived from emission lines ((unassigned);pos.galactic.lon;arith.diff;pos.parallax;meta.main)
  zabs  Redshift derived from absorption lines ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  Plate-S  SDSS-I/II plate identifier (stat.fit.residual;spect.dopplerVeloc;arith.grad;spect.line.veloc;phys.atmol.qn.F)
  MJD-S d Modified Julian Date of the observation ((unassigned);(unassigned);(unassigned);pos.centroid;meta.main)
  Fiber-S  SDSS-I/II fiber identifier ((unassigned);phys.atmol.qn.J;arith.grad;spect.line.veloc)
  EW2796-S 0.1nm SDSS-I/II Rest equivalent width of Mg II 2796Å (Note G1)   ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  e_EW2796-S 0.1nm SDSS-I/II EW2796-S divided by its 1{sigma} error ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  EW2803-S 0.1nm SDSS-I/II Rest equivalent width of Mg II 2803Å (Note G1)   ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  e_EW2803-S 0.1nm SDSS-I/II EW2803-S divided by its 1{sigma} error ((unassigned);(unassigned);(unassigned);time.age;meta.main)

ALL cols		    
 (i)indexed column
  Plate-B  SDSS-III plate identifier ((unassigned);(unassigned);(unassigned);spect.line.veloc;phys.atmol.qn.F)
  MJD-B d Modified Julian Date of the observation (stat.fit.residual;meta.ref.pid;arith.grad;pos.centroid;meta.main)
  Fiber-B  BOSS fiber identifier ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  EW2796-B 0.1nm BOSS Rest equivalent width of Mg II 2796Å (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;phys.at.moment.magnetic;meta.main)
  e_EW2796-B 0.1nm BOSS EW2796-B divided by its 1{sigma} error ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  EW2803-B 0.1nm BOSS Rest equivalent width of Mg II 2803Å (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;phys.at.moment.magnetic;meta.main)
  e_EW2803-B 0.1nm BOSS EW2803-B divided by its 1{sigma} error ((unassigned);em.line;arith.grad;time.age;meta.main)
  DR12  Display data from Paris et al. (2017, Cat. VII/279) ((unassigned);phys.veloc.orbital;arith.diff;pos.geocentric)
  SimbadName (char) Designation understandable by the Simbad data-base (obs.param;stat.covariance;arith.grad;spect.line.veloc)
  _RA deg Explain (right ascension part) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  _DE deg Explain (declination part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)

ALL cols		    
 (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=846455571 Where phase=3 and catid=74503904
**** 
**** --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/VR463533.err (2026-10-27T22:32:49)
-3
-source=J/MNRAS/450/3904/tablea2
-ref=VIZ6ae12692712ad
elapse time 2