VizieR

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

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/ApJS/251/2
  CDWFS: Chandra survey in Bootes. I. X-ray cat. (Masini+, 2020)
ReadMe+ftp
2020ApJS..251....2M
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/251/2/tableb1Excluded XBootes sources (original column names in green) (394 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
Standard Original
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  CXOXB (char) Name of the source (JHHMMSS.s+DDMMSS) (meta.id;meta.main)
  RAJ2000 deg (i) [216/219.8] Right ascension (J2000) (RA) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) [32.3/35.9] Declination (J2000) (DEC) (pos.eq.dec;meta.main)
  Fprob   [2.4e-5/1] F-band Poissonian probability that the source is a background fluctuation (PROB_F) (stat.fit.goodness)
  Fr90 arcsec [1/15.7] F-band exposure-weighted average r90 (R90_F) (Note 1)   (phys.angSize;src)
  Ftot ct [0/30] F-band total counts within a circle of radius r90 (TOT_F) (phot.count;em.X-ray)
  Fbkg ct [0.016/22.4] F-band background counts within a circle of radius r90 (BKG_F) (instr.background)
  Fexp s [1821/98605] Full (0.5-7keV) exposure time (EXP_F) (time.expo)
  Sprob   [3e-5/1] S-band Poissonian probability that the source is a background fluctuation (PROB_S) (stat.fit.goodness)
  Sr90 arcsec [1/15.7] S-band exposure-weighted average r90 (R90_S) (Note 1)   (phys.angSize;src)
  Stot ct [0/11] S-band total counts within a circle of radius r90 (TOT_S) (phot.count;em.X-ray)
  Sbkg ct [0.0046/6.4] S-band background counts within a circle of radius r90 (BKG_S) (instr.background)
  Sexp s [1746/94126] Soft (0.5-2keV) exposure time (EXP_S) (time.expo)
  Hprob   [4.7e-5/1] H-band Poissonian probability that the source is a background fluctuation (PROB_H) (stat.fit.goodness)
  Hr90 arcsec [1.8/16.5] H-band exposure-weighted average r90 (R90_H) (Note 1)   (phys.angSize;src)
  Htot ct [0/24] H-band total counts within a circle of radius r90 (TOT_H) (phot.count;em.X-ray)
  Hbkg ct [0.036/18.2] H-band background counts within a circle of radius r90 (BKG_H) (instr.background)
  Hexp s [1837/100125] Hard (2-7keV) exposure time (EXP_H) (time.expo)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)

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