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J/ApJS/236/39
  CIV narrow absorption line systems in SDSS-DR14 (Chen+, 2018)
spectrum
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img(gal)
1.J/ApJS/236/39/table1Catalog of CIV narrow absorption line systems for 166 SDSS quasars[spectrum] (2420 rows)

 
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   [1/1210] Identification number of CIV NAL-pairs (meta.id;meta.main)
  SDSS (char) SDSS object name (HHMMSS.ss+DDMMSS.s; J2000) (meta.id)
  Plate   [268/10000] SDSS plate number (meta.id;instr.plate)
  MJD   [51633/57519] SDSS Modified Julian Date (time.epoch)
  Fiber   [1/1000] SDSS fiberID (meta.note)
  zem   [1.3/4.3] Emission line redshift of the quasar (src.redshift)
  zabs   [1.3/4.3] Absorption line redshift of the CIV NAL system (src.redshift)
  EW1548 0.1nm [0.04/4.2] Rest frame equivalent width, CIV 1548Å (spect.line.eqWidth)
  e_EW1548 0.1nm [0.01/1] Uncertainty in EW1548 (stat.error)
  EW1551 0.1nm [0.03/3.8] Rest frame equivalent width, CIV 1551Å (spect.line.eqWidth)

ALL cols
    
 (i)indexed column
  e_EW1551 0.1nm [0.02/1] Uncertainty in EW1551 (stat.error)
  F1350 10-19W/m2/nm [0.3/104] 1350Å continuum flux from the original SDSS spectra; in 10–17erg/s/cm2/Å units (phot.flux)
  e_F1350 10-19W/m2/nm [0.2/6.2] Uncertainty for F1350 (stat.error)
  vr km/s [-1564/49631] Velocity offset, CIV NAL system with respect to the quasar emission line redshift (phys.veloc;arith.diff)
  ID   [1/328] Identification number of the CIV NAL system (meta.number)
  Flag  (n) [-2/2] Flag (Note 1)   (meta.code.error)
  SL  (n) [0/6] Significance level of the variation (Note 2)   (stat.fit.goodness)
  Sp  Interactive spectrum from SDSS-DR14 (meta.ref.url)
spectrum
  Simbad  ask the Simbad data-base about this object (meta.ref.url)
  NED  ask the NED data-base about this object (meta.ref.url)
  _RA deg (i) Position from SDSS names (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Position from SDSS names (declination part) (pos.eq.dec;meta.main)

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