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/A+A/664/A105
  Stellar content of the ROSAT all-sky survey (Freund+, 2022)
ReadMe+ftp
2022A&A...664A.105F
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/664/A105/main(c)Stellar counterparts to high quality RASS sources (table B1) (36285 rows)
2.J/A+A/664/A105/suppl(c)Stellar counterparts to low quality RASS sources (table B1) (4410 rows)
3.J/A+A/664/A105/train(c)Training set sources (table B2) (846 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)2RXS (char) ID of RASS source (meta.id;meta.main)
   (ALL)Match (char) Source ID of Gaia EDR3 or Tycho2 counterpart (meta.id.cross)
   (ALL)ePos arcsec Positional uncertainty of RASS (stat.error;pos)
   (ALL)Sep arcsec Angular separation between RASS source and counterpart (pos.angDistance)
  (1+2)pstellar   [0.2/1.0] Stellar probability (qualified to >0.51 by default) (stat.fit.goodness)
  (1+2)pij   [0.1/1.0] Probability of the individual match (qualified to >0.5 by default) (stat.fit.goodness)
   (ALL)RAJ2000 deg (i) Right ascension at RASS observation time, J2000 (pos.eq.ra;meta.main)
   (ALL)DEJ2000 deg (i) Declination at RASS observation time, J2000 (pos.eq.dec;meta.main)
   (ALL)FX mW/m2 Stellar X-ray flux (phot.flux;em.X-ray)
   (ALL)HR  (n) [-1.0/1.0] Hardness ratio (phot.flux;arith.ratio)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)Gmag mag Magnitude in Gaia's G-band (phot.mag;em.opt)
   (ALL)BP-RP mag Gaia's BP-RP color (phot.color;em.opt.B;em.opt.R)
   (ALL)plx mas Parallax (pos.parallax.trig)
  (1+2)subdwarf (char) [True False] Source located more than 1.5mag below main sequence (qualified to False by default) (meta.code)
  (3)pgeo   [0.9/1.0] Geometric stellar probability (stat.fit.goodness)
  (3)pijgeo   [0.9/1.0] Geometric probability of the individual match (stat.fit.goodness)
  (3)flag (char) [FLM ] Flag for unreliable coronal X-ray emitters (Note 1)   (meta.code.error)

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