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/250/3
  Variable MgII NALs in SDSS DR14 (Chen+, 2020)
ReadMe+ftp
2020ApJS..250....3C
Similar Catalogs
spectrum
Post annotation 		img(gal)
1.J/ApJS/250/3/table1Catalog of Mg II absorption line systems[spectrum] (22746 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)
  Seq   [1/11373] Identification number of NAL pair ((unassigned);phys.veloc.orbital;arith.diff;src.fwhm)
  SDSSo (char) Quasar SDSS DR14Q identifier (position based names as in VII/286, sometimes incorrect) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  Plate   [266/10000] SDSS plate number ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;phys.atmol.qn.F)
  MJD d (i) [51613/57520] SDSS Modified Julian Date of the observation ((unassigned);phys.veloc.orbital;arith.diff;pos.centroid;meta.main)
  Fiber   [1/1000] SDSS fiber identifier ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  zem   [0.54/2.34] Redshift from emission lines ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  zabs   [0.33/2.33] Redshift of MgII NAL ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  EW2796 0.1nm [0.07/8.7] Rest frame MgII 2796Å equivalent width; in Angstrom units ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  e_EW2796 0.1nm [0.02/13.6] Uncertainty in EW2796 ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  EW2803 0.1nm [0.03/7.4] Rest frame MgII 2803Å equivalent width; in Angstrom units ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)

ALL cols		    
 (i)indexed column
  e_EW2803 0.1nm [0.02/17] Uncertainty in EW2803 ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  F3000 10-17cW/m2/nm(n) [0.2/241.4] Continuum flux at rest frame 3000Å (Note 1)   ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;(unassigned);meta.main)
  e_F3000 10-17cW/m2/nm(n) [0.09/5.4] Uncertainty in F3000 (Note 1)   ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  Vr km/s [-5947/151956] Offset velocity of MgII NAL relative to quasar redshift ((unassigned);(unassigned);(unassigned);spect.index;instr.bandpass)
  ID   [1/8958] Identification number of Mg II NAL ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  f_EW2796  (n) [-2/1] Flag on EW2796 (Note 2)   ((unassigned);pos.wcs.naxis;arith.grad;pos.eq.dec)
  SL  (n) [0/9.9] Significance level of the variation (Note 3)   ((unassigned);stat.error;arith.factor;phys.polarization.circular;meta.main)
  Sp  Interactive spectrum from SDSS-DR14 ((unassigned);(unassigned);(unassigned);pos.geocentric)
spectrum
  SimbadName (char) Designation understandable by the Simbad data-base ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  NED  ask the NED data-base about this object ((unassigned);phys.veloc.orbital;arith.diff;pos.geocentric)
  _RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  _DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) ((unassigned);(unassigned);(unassigned);(unassigned);arith)

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