VizieR

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

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/602/231
  Chandra X-ray point sources in nearby galaxies (Colbert+, 2004)
ReadMe+ftp
2004ApJ...602..231C
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/602/231/tablea1Properties of the X-ray Point Sources (1441 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. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
  Name (char) Host Galaxy NGC number (see Table 1) ((unassigned);phys.veloc.orbital;arith.diff)
  RAJ2000 "h:m:s" Hour of Right Ascension (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  DEJ2000 "d:m:s" Degree of Declination (J2000) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  CCD  ACIS CCD number (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff)
  LX [10-7W] Log of the 0.3-8 keV X-ray luminosity in units of erg/s (Note 2)   
  ct(H) ct Net observed counts in the Hard band (Note 3)   
  e_ct(H) ct (n) Uncertainty in HR(H)
  ct(M) ct Net observed counts in the Medium band (Note 4)   
  e_ct(M) ct (n) Uncertainty in HR(M) (spect.index;(unassigned);arith.factor)
  ct(S) ct Net observed counts in the Soft band (Note 5)   ((unassigned);phys.veloc.orbital;arith.diff)
  e_ct(S) ct (n) Uncertainty in HR(S) ((unassigned);phys.luminosity.fun;arith.diff)
  HR(HM)  (n) The (H-M)/(H+M) hardness ratio (Note 6)   (phot.flux.sb;stat.covariance;arith.factor)
  e_HR(HM)  (n) Uncertainty in HR(HM)
  HR(MS)  (n) The (M-S)/(M+S) hardness ratio (Note 6)   
  e_HR(MS)  (n) Uncertainty in HR(MS)

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