VizieR

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

VizieR

  
J/A+A/311/384
  ROSAT observations of BL Lacertae objects (lamer+ 1996)
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1.J/A+A/311/384/table3X-ray and broad band spectra (74 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)
  Name (char) Object name (meta.id;meta.main)
  NH,gal 10+20cm-2Galactic hydrogen column density (phys.columnDensity)
  n_NH,gal (char) Note on NH,gal (Note 1)   (meta.note)
  NH,fit 10+20cm-2 Fitted hydrogen column density (phys.columnDensity)
  e_NH,fit 10+20cm-2 rms uncertainty on NH,fit (stat.error)
  F1keV uJy Flux at 1 keV (phot.flux;em.X-ray)
  alpha  Spectral index between .1kev and 2.4keV (spect.index)
  e_alpha  rms uncertainty on alpha (stat.error)
  alpha_rx_  X-ray spectral index (spect.index)
  delta_IC_   Inverse Compton beaming factor (stat.fit.param)

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