VizieR

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

  
J/MNRAS/491/92
  Young radio AGNs study based on SDSS spectroscopy (Liao+, 2020)
ReadMe+ftp
2020MNRAS.491...92L
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/491/92/table3The optical variability (30 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)
  Name (char) Object name (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  Type (char) Object type (Note 1)   (src.class)
  z  Redshift (src.redshift)
  Plate  SDSS Plate identifier (meta.id;instr.plate)
  MJD d SDSS MJD (time.epoch)
  Fibre  SDSS Fiber identifier (meta.id)
  S/N  Median signal to noise ratio of the spectrum (em.wl.central;stat.median)
  Df % (n) Variability Δf (Note 2)   (phot.flux;arith.ratio)
  Da (char) Colour variation (BWB - bluer when lighter) (meta.code)
  alphal  Spectral index of power-law continuum (spect.index)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_alphal  Error on alphal (stat.error)
  FWHMCIV km/s (n) Full width at half-maximum for broad CIV (spect.line.width)
  e_FWHMCIV km/s (n) Error on FWHMCIV (stat.error)
  FCIV 10-20W/m2(n) Flux for broad CIV (phot.flux)
  e_FCIV 10-20W/m2(n) Error on FCIV (stat.error)
  FWHMMgII km/s (n) Full width at half-maximum for broad MgII (spect.line.width)
  e_FWHMMgII km/s (n) Error on FWHMMgII (stat.error)
  f_FWHMMgII (char) [*] Flag on FWHMMgII (Note 3)   (meta.code)
  FMgII 10-20W/m2(n) Flux for broad MgII (phot.flux)
  e_FMgII 10-20W/m2(n) Error on FMgII (stat.error)
  f_FMgII (char) [*] Flag on FMgII (Note 3)   (meta.code)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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