VizieR

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

VizieR

  
J/ApJS/201/23
  Spectroscopy of 88 z<0.7 SDSS QSOs (Eracleous+, 2012)
ReadMe+ftp
2012ApJS..201...23E
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/201/23/table1Log of spectroscopic observations (193 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)
  SDSS (char) SDSS name (HHMMSS.ss+DDMMSS.s; J2000) linkRole{line profiles } (meta.id;meta.main)
  z   [0.0767/0.7128] Redshift (Note 1)   (src.redshift)
  Vmag mag [15.81/19.83] Apparent V band magnitude (Note 2)   (phot.mag;em.opt.V)
  AV mag Galactic visual extinction (Note 3)   (phys.absorption.gal)
  VMag mag Absolute V band magnitude (Note 2)   (phys.magAbs;em.opt.V)
  Date "Y:M:D" (n)UT date of the observation (time.epoch;obs)
  Instr (char) Instrument code (Note 4)   (meta.code;instr)
  Exp s Exposure time (time.duration;obs.exposure)
  S/N   [4/88] Signal-to-noise ratio (Note 5)   (stat.snr)
  lam1 0.1nm Lower rest-frame wavelength (instr.bandwidth)
  lam2 0.1nm Upper rest-frame wavelength (instr.bandwidth)

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