VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
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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/ApJ/794/75
  HST-COS UV spectra observations of AGNs (Stevans+, 2014)
ReadMe+ftp
2014ApJ...794...75S
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/794/75/table1(c)COS Observations (159 AGN Targets Ordered by Redshift) (159 rows)
2.J/ApJ/794/75/table2Lyman-limit Systems and Partial Lyman-limit Systems (221 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)Lya (char) indicates Lyman-limti systems in table 2 (meta.ref.url)
   (ALL)AGN (char) (i) AGN target's name (meta.id;meta.main)
  (1)Type (char) AGN type (src.class)
   (ALL)z  Redshift (src.redshift)
  (1)alphal  Fitted spectral index (Note 1)   (spect.index)
  (1)e_alphal  Error in alphal (stat.error)
  (1)F0 10-16W/m2/nmRest-frame flux normalization at 1100Å (in 10-14 erg/cm2/s/Å) (phot.flux;arith.ratio)
  (1)Fl 10-16W/m2/nmObserved flux at 1300Å (in 10-14 erg/cm2/s/Å) (Note 2)   (phot.flux)
  (1)loglLl [10-7W] Band luminosity at 1100Å (in erg/s) (phys.luminosity)
  (1)S/N1  Signal-to-noise ratio at 1250Å and 1550Å for data with G130M (1132-1460Å) grating (stat.snr)

ALL cols		    
 (i)indexed column
  (1)S/N2  Signal-to-noise ratio at 1250Å and 1550Å for data with G160M (1394-1798Å) grating (stat.snr)
  (1)SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  (1)_RA deg (i) positions from Simbad (right ascension part) (pos.eq.ra;meta.main)
  (1)_DE deg (i) positions from Simbad (declination part) (pos.eq.dec;meta.main)
  (2)logNHI [cm-2] Log of H I column density (phys.columnDensity)
  (2)e_logNHI [cm-2] Error in logNHI (stat.error)
  (2)b km/s Doppler parameter (Note 1)   (spect.dopplerParam)

ALL cols		    
 (i)indexed column
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