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/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. (meta.record)
  Pair  (i) [1/10035] Pair identifier (meta.id)
  bSDSS (char) Background SDSS identifier (meta.id;meta.main)
  Plate   [274/11704] SDSS Plate identifier (meta.id;instr.plate)
  MJD d (i) [51662/58543] SDSS Modified Julian Date of observation (time.epoch)
  Fiber   [1/1000] SDSS Fiber identifier (meta.note)
  zEm   [0.5/5.1] Redshift from emission lines (src.redshift;pos.heliocentric)
  Dist kpc [20/500] Distance (pos.distance)
  zAbs  (n) [0.4/2.5] Redshift from absorption lines (Note G1)   (src.redshift;pos.heliocentric)
  EW2798 0.1nm (n) [0.17/5.13] MgII2798Å equivalent width; Angstroms (Note G1)   (spect.line.eqWidth)
  e_EW2798 0.1nm [0.01/1.2] 1σ uncertainty in EW2798 (Note G1)   (stat.error)
  EW2803 0.1nm (n) [0.06/4.7] MgII2803Å equivalent width; Angstroms (Note G1)   (spect.line.eqWidth)
  e_EW2803 0.1nm [0.01/1.4] 1σ uncertainty in EW2803 (Note G1)   (stat.error)
  Sp  Interactive DR16 spectrum from SDSS (meta.ref.url)
spectrum
  _RA deg (i) Positions from background SDSS identifiers (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Positions from background SDSS identifiers (declination part) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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