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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

  Canis Major R1 X-ray sources (Gregorio-Hetem+, 2009)
Post annotation
1.J/A+A/506/711/tablea1(c)X-ray sources detected in CMa R1 by ROSAT (98 rows)
2.J/A+A/506/711/tablea2(c)List of ROSAT sources observed by XMM-Newton or Chandra (16 rows)
Help Xmatch is

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)CMaX  (i) [1/98] Source name (Note 1)   (;meta.main)
  (1)n_CMaX (char) [*] *: Relevant sources: H-K excess (meta.note)
  (1)X (char) [x] x: Objects detected by XMM-Newton and/or Chandra (meta.note)
  (1)Note (char) Individual notes on CMaX (Note 2)   (meta.note)
  (1)Err arcsec Diameter of the position error circle (stat.error;phys.angSize)
  (1)CRate ct/ks X-ray count rate (phot.count;em.X-ray)
  (1)e_CRate ct/ks rms uncertainty on CRate (stat.error)
  (1)S/N  X-ray signal-to-noise ratio (stat.snr)
  (1)logLX [10-7W] X-ray luminosity (phys.luminosity;em.X-ray)
   (ALL)RAJ2000 "h:m:s" (i) Optical counterpart Right ascension (J2000) (pos.eq.ra;meta.main)

ALL cols
 (i)indexed column
   (ALL)DEJ2000 "d:m:s" (i) Optical counterpart Declination (J2000) (pos.eq.dec;meta.main)
  (1)uc (char) [)] Uncertainty flag on optical position (meta.code.error)
  (1)Rmag mag (n) R magnitude (phot.mag;em.opt.R)
  (1)AV mag (n) Extinction in V band (phys.absorption;em.opt.V)
  (1)Jmag mag (n) 2MASS J magnitude (phot.mag;em.IR.J)
  (1)Hmag mag (n) 2MASS H magnitude (phot.mag;em.IR.H)
  (1)Kmag mag (n) 2MASS K magnitude (phot.mag;em.IR.K)
  (1)l_Age (char) Limit flag on Age (meta.code.error;time.age)
  (1)Age Myr (n) Age estimation based on near-IR data (time.age)
  (1)Age2 Myr (n) Second value of Age when interval (time.age)
  (1)u_Age (char) [?] Uncertainty flag on Age (meta.code.error;time.age)
  (1)l_Mass (char) Limit flag on Mass (meta.code.error;phys.mass)
  (1)Mass solMass (n) Mass estimation based on near-IR data (phys.mass)
  (1)Mass2 solMass (n) Second value of Mass when interval (phys.mass)
  (1)u_Mass (char) [?] Uncertainty flag on Mass (meta.code.error;phys.mass)
  (2)2MASS (char) 2MASS name (
  (2)Num (char) Source number (CNN or XNN) (Note 1)   (

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