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/931/45
  The factory & the beehive. IV. Praesepe & Hyades (Nunez+, 2022)
ReadMe+ftp
2022ApJ...931...45N
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/931/45/table3X-ray source catalog: basic source properties (1107 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)
  ID (char) Catalog Source ID (meta.id)
  Source (char) Provenance of X-ray information (Note 1)   (meta.id;meta.dataset)
  IAUName (char) IAU name (meta.id)
  ObsID (char) Observation ID (meta.id;obs)
  Inst (char) Instrument used in the observation (Note 2)   (instr.setup;obs)
  RAJ2000 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) [-31/60.4] Declination (J2000) (pos.eq.dec;meta.main)
  PosErr arcsec (n) [0/15] X-ray positional uncertainty (stat.error;pos)
  OffAxis arcmin (n) [0/48] Off-axis angle (instr.offset)
  Det  (n) [3.7/557012] Detection likelihood (Note 3)   (stat.likelihood)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  CtsBroad ct (n) [1/110869] Net counts in the broad band (phot.count;em.X-ray)
  CRBroad ct.s-1 [7.4e-05/4.4] Net count rate in the broad band (phot.count;em.X-ray)
  e_CRBroad ct.s-1 [2.4e-05/0.05] Mean error of CRBroad (stat.error)
  CRSoft ct.s-1 (n) [5.7e-05/4.2] Net count rate in the soft band (phot.count;em.X-ray)
  e_CRSoft ct.s-1 (n) [2.2e-05/0.04] Mean error of CRSoft (stat.error)
  CRHard ct.s-1 (n) [1.3e-10/0.2] Net count rate in the hard band (phot.count;em.X-ray)
  e_CRHard ct.s-1 (n) [1e-05/0.03] Mean error of CRHard (stat.error)
  Broad (char) keV Definition of broad band range (instr.bandpass)
  Soft (char) keV Definition of soft band range (instr.bandpass)
  Hard (char) keV Definition of hard band range (instr.bandpass)
  HR  (n) [-1/1] Hardness ratio: (hard-soft)/(hard+soft) (phot.flux;arith.ratio)
  Exp s (n) [122/218656] Exposure time (time.duration;obs.exposure)
  Var  (n) [0/2] Variability flag (Note 4)   (meta.code;src.var)
  Xflux mW.m-2 [1.7e-16/1.7e-11] Unabsorbed X-ray energy flux in the 0.1-2.4keV band (phot.flux;em.X-ray)
  e_Xflux mW.m-2 [1.8e-16/1.2e-12] Mean error of Xflux (stat.error)
  r_Xflux (char) Source of X-ray energy flux calculation (Note 5)   (meta.ref;pos.frame)
  Fl   [0/1] X-ray flare removed? (meta.code)
  Q (char) [mx] Quality flag (Note 6)   (meta.code.qual)
  Name (char) Name of optical counterpart (meta.id;meta.main)
  Sep arcsec [0/87] Separation between X-ray source and optical counterpart (pos.angDistance)
  Fit  (n)Display the spectral fits (link to Table 5) (meta.ref.url)

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