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/598/375
  Chandra X-ray observations of NGC 2024 (Skinner+, 2003)
ReadMe+ftp
2003ApJ...598..375S
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/598/375/table1CHANDRA X-ray Sources in NGC 2024 (283 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. (meta.record)
  [SGB2003]  Running object number (meta.id;meta.main)
  n_[SGB2003] (char) [*f ] Note detailed in notes.dat file (meta.note)
  Name (char) Object name (JHHMMSS.s-DDMMSS) (meta.id)
  RAJ2000 "h:m:s" (i) CHANDRA Right Ascension (J2000) (Note 2)   (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) CHANDRA Declination (J2000) (Note 2)   (pos.eq.dec;meta.main)
  NCts ct Net (0.5-7keV) counts (Note 3)   (phot.count;em.X-ray)
  e_NCts ct Uncertainty in NCts (Note 4)   (stat.error)
  KS  Kolmogorov-Smirnov variability statistic (Note 5)   (stat.fit.param)
  E keV Mean (0.5-7keV) photon energy (em.energy)
  NH 10+22/cm2(n) Hydrogen absorption column density (Note 6)   (phys.columnDensity)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  E_NH 10+22/cm2(n) Upper 90% confidence error on NH (Note 7)   (stat.error)
  e_NH 10+22/cm2(n) Lower 90% confidence error on NH (Note 7)   (stat.error)
  kT keV (n) Characteristic plasma temperature (Note 6)   (phys.temperature)
  E_kT keV (n) Upper 90% confidence error on kT (Note 7)   (stat.error)
  e_kT keV (n) Lower 90% confidence error on kT (Note 7)   (stat.error)
  FX,abs mW/m2 The absorbed (0.5-7keV) flux in units of erg/cm2/s (Note 8)   (phot.flux;em.X-ray)
  logLx [10-7W] (n) Log of the (0.5-7keV) unabsorbed luminosity in units of erg/s (Note 9)   (phys.luminosity;em.X-ray)
  f_logLx (char) [v] Indicates a variable logLx (meta.code.error)
  ID (char) Candidate IR, optical or radio identification (Note 10)   (meta.id.cross)

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