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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1996A&A...311..384L
Similar Catalogs
Post annotation 		  
1.J/A+A/311/384/table2List of PSPC observations (73 rows)
2.J/A+A/311/384/table3X-ray and broad band spectra (74 rows)

Simple ConstraintList Of Constraints
 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);meta.version;arith.diff;phys.veloc)
   (ALL)Name (char) Object name ((unassigned);meta.version;arith.diff;spect.line.veloc;arith)
  (1)ROR  ROSAT observation request (ROR) number ((unassigned);(unassigned);(unassigned);spect.line.veloc;stat.median)
  (1)n_ROR (char) [-] '-' when two ROR numbers ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  (1)ROR2   Second ROR number ((unassigned);meta.version;arith.diff;spect.line.veloc)
  (1)Date (char) Completed date ((unassigned);(unassigned);(unassigned);pos.centroid;meta.main)
  (1)Exp s Exposition time ((unassigned);(unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)Counts  Net counts ((unassigned);pos.galactic.lon;arith.diff;time.duration;(unassigned);(unassigned))
  (1)e_Counts   rms uncertainty on Counts ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)NH,gal 10+20cm-2Galactic hydrogen column density ((unassigned);meta.version;arith.diff;(unassigned))
  (2)n_NH,gal (char) Note on NH,gal (Note 1)   ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)

ALL cols		    
 (i)indexed column
  (2)NH,fit 10+20cm-2 Fitted hydrogen column density ((unassigned);(unassigned);(unassigned);(unassigned))
  (2)e_NH,fit 10+20cm-2 rms uncertainty on NH,fit ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)F1keV uJy Flux at 1 keV ((unassigned);(unassigned);(unassigned);meta.abstract;(unassigned);(unassigned))
  (2)alpha  Spectral index between .1kev and 2.4keV ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)
  (2)e_alpha  rms uncertainty on alpha ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)alpha_rx_  X-ray spectral index ((unassigned);meta.version;arith.diff;phys.abund.Y;meta.main)
  (2)delta_IC_   Inverse Compton beaming factor ((unassigned);meta.version;arith.diff;pos.bodyrc.lon;meta.main)

ALL cols		    
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