VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

  
J/ApJS/243/2
  SiIV and NV absorption line SDSS quasar systems (Chen+, 2019)
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2019ApJS..243....2C
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1.J/ApJS/243/2/table2Catalog of NV Absorption Line Systems (584 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   [1/292] Identification number of a NAL pair (meta.id)
  SDSS (char) SDSS object name (HHMMSS.ss+DDMMSS.s; J2000) (meta.id;meta.main)
  Plate  SDSS spectra plate ID (meta.id;instr.plate)
  MJD d SDSS spectra modified Julian Date of observation (time.epoch)
  Fiber  SDSS spectra fiber ID (meta.id)
  zem   [1.95/4.45] Redshift, quasar (src.redshift)
  zabs   [1.90/4.37] Redshift, absorption line system, blue line of the NV doublet (src.redshift)
  EW1238 0.1nm [0.1/3.3] Equivalent width at rest frame, NV1238Å (spect.line.eqWidth)
  e_EW1238 0.1nm [0.02/0.5] Uncertainty in EW1238 (Note 1)   (stat.error)
  EW1242 0.1nm [0.09/3.3] Equivalent width at rest frame, NV1242Å (spect.line.eqWidth)
  e_EW1242 0.1nm [0.01/0.5] Uncertainty in EW1242 (Note 1)   (stat.error)
  F1350 10-19W/m2/nm [2.5/291] Continuum flux, rest frame, 1350Å; in 10–17erg/s/cm2/Å units (phot.flux)
  e_F1350 10-19W/m2/nm [0.2/3] Uncertainty in flux1350 (stat.error)
  Vr km/s [-4382/5445] Offset velocity, NV absorption line system to quasar redshift (Note G1)   (phys.veloc;arith.diff)
  ID   [1/257] Identification number of the NV absorption line system (meta.id)
  Sys  (n) [-1/1] System category (Note 2)   (meta.code)
  SL  (n) [0/13.1] Significance level of the variation (Note 3)   (stat.fit.goodness)
  Sp  Interactive spectrum from SDSS-DR14 (meta.ref.url)
spectrum

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