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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

  X-ray imaging of RCW 49 (Tsujimoto+, 2007)
Post annotation
1.J/ApJ/665/719/table1Chandra catalog: basic source properties (468 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)
  S (char) S indicates X-ray spectroscopic fits and/or counterparts (meta.ref.url)
  [TFT2007]  (i) Source sequence number (Note 1)   (;meta.main)
  Anom (char) [geps] Source anomalies (Note 5)   (meta.code)
  CXOUJ (char) Source IAU name ( (
  RAJ2000 deg (i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  ePos arcsec Position error (Note 2)   (stat.error;pos)
  theta arcmin Off-axis angle (instr.offset)
  CNet ct Estimated (0.5-8keV) net counts (phot.count;em.X-ray)
  e_CNet ct Averaged upper and lower 1σ error in CNet (stat.error)

ALL cols
 (i)indexed column
  Back ct Background (0.5-8keV) counts (Note 3)   (instr.background)
  CHrd ct Estimated hard (2-8keV) net counts (phot.count;em.X-ray)
  PSF  PSF fraction enclosed within extraction region (Note 4)   (instr.det.psf;obs.field;arith.ratio)
  Sign  Photometric significance (;phot)
  l_logP (char) Limit flag on logP (meta.code.error)
  logP [-] Log probability extracted (0.5-8keV) counts are solely from background (stat.probability)
  Var (char) [abc] (0.5-8keV) variability characterization from K-S statistic (Note 6)   (meta.code;src.var)
  Eexp ks Effective exposure time (Note 7)   (time.duration;obs.exposure)
  Emed keV Background-corrected (0.5-8keV) median photon energy (
  FX mW/m2 Photometric (0.5-8keV) flux estimate (Note 8)   (phot.flux;em.X-ray)

ALL cols
 (i)indexed column
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