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J/ApJS/177/465
 X-ray variability in NGC 6946, NGC 4485/90 (Fridriksson+, 2008)
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img(gal)
1.J/ApJS/177/465/ngc4485Basic and spectral properties for NGC 4485 (114 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)
  [FHL2008]  Number identification (meta.id)
  CXOU (char) Source designation (HHMMSS.s+DDMMSS) (meta.id;meta.main)
  RAJ2000 deg Right ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  SN  Signal-to-noise ratio (Note 1)   (stat.snr)
  ObsID  Observation ID number (meta.id)
  l_Flux (char) Limit flag on Flux (Note 2)   (meta.code.error;phot.flux)
  Flux ph/ks/m2 (n) Photon flux in the 0.3-7keV band (Note 2)   (phot.flux;em.X-ray.medium)
  E_Flux ph/ks/m2 (n) Positive error of Flux (Note 2)   (stat.error;stat.max)
  e_Flux ph/ks/m2 (n) Negative error of Flux (Note 2)   (stat.error;phot.flux)

ALL cols
    
(n) indicates a possible blank or NULL column  
  Fco ph/ks/m2 Photon flux in the co-added exposure (Note 2)   (phot.flux;em.X-ray)
  e_Fco ph/ks/m2 Error on Fco (Note 2)   (stat.error)
  XLum 10+30W Average X-ray luminosity in the 0.3-7keV band (Note 3)   (phys.luminosity;em.X-ray)
  XLumax 10+30W Maximum of X-ray luminosity in the 0.3-7keV band (Note 4)   (phys.luminosity;em.X-ray)
  Comm (char) Comments (Note 5)   (meta.note)
  HR1  (n) HR1 (Note 1)   (meta.note)
  e_HR1  (n) Error on HR1 (stat.error)
  HR2  (n) HR2 (Note 2)   (meta.note)
  e_HR2  (n) Error on HR2 (stat.error)
  HR1co  (n) HR1 for combined observations (Note 3)   (meta.note)
  e_HR1co  (n) Error on HR1co (stat.error)
  HR2co  (n) HR2 for combined observations (meta.note)
  e_HR2co  (n) Error on HR2co (stat.error)

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