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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 emission from the Sombrero galaxy (Li+, 2010)
Post annotation
1.J/ApJ/721/1368/table1(c)Chandra source list (383 rows)
2.J/ApJ/721/1368/Xobs(c)List of sources detected from ObsIDs 1586 (table2), 9532 (table3) and 9533 (table4) (883 rows)
3.J/ApJ/721/1368/table5(c)List of X-ray sources associated with Sombrero globular clusters (most likely LMXBs) (41 rows)
Help Xmatch is

Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
   (ALL)All (char) Display data from all tables of this paper for this object (meta.ref.url)
  (1+2)CR ct/s On-axis source F-band count rate (0.4-6keV) (Note G2)   (phot.count;em.X-ray)
  (1+2)CR1 ct/s The 0.4-0.7keV band count rate (S1) (phot.count;em.X-ray)
  (1+2)CR2 ct/s The 0.7-1keV band count rate (S2) (phot.count;em.X-ray)
  (1+2)CR3 ct/s The 1-2keV band count rate (H1) (phot.count;em.X-ray)
  (1+2)CR4 ct/s The 2-6keV band count rate (H2) (phot.count;em.X-ray)
  (1+2)CXOU (char) CXOU source name ( (Note G1)   (;meta.main)
  (1+2)_DE deg (i) Positions from CXOU name (declination part) (pos.eq.dec;meta.main)
  (1+2)e_CR ct/s Uncertainty in CR (stat.error)
  (1+2)e_CR1 ct/s Uncertainty in CR1 (stat.error)
  (1+2)e_CR2 ct/s Uncertainty in CR2 (stat.error)

ALL cols
 (i)indexed column
  (1+2)e_CR3 ct/s Uncertainty in CR3 (stat.error)
  (1+2)e_CR4 ct/s Uncertainty in CR4 (stat.error)
  (1)e_HR  Uncertainty in HR (stat.error)
  (1)e_HR1  Uncertainty in HR1 (stat.error)
  (1)e_HR2  Uncertainty in HR2 (stat.error)
  (1)e_pos arcsec [0/2.4] The 1σ positional uncertainty (Note 1)   (stat.error)
  (1+2)Flag (char) Band(s) in which a source is detected (Note G3)   (meta.code.error)
  (1)gl  (n)Source associated with a globular cluster (table5) (meta.ref.url)
  (1)HR  Hardness ratio (H2-M-S1)/(H2+M+S1) (Note G3)   (phot.flux;arith.ratio)
  (1)HR1  Hardness ratio (M-S1)/(M+S1) (Note G3)   (phot.flux;arith.ratio)
  (1)HR2  Hardness ratio (H2-H1)/(H2+H1) (Note G3)   (phot.flux;arith.ratio)
  (1+2)_RA deg (i) Positions from CXOU name (right ascension part) (pos.eq.ra;meta.main)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
  (1)S06  (n)Cross-match with Spitler et al. catalogs within 1.5" (meta.ref.url)
   (ALL)Seq   [1/383] Generic source number (not as in other tables) (the source numbers in tables 1 and 5 do not match) (;meta.main)
  (2)ObsID  (n)Chandra observation ID (;obs)
  (3)Bmag mag B-band apparent magnitude (phot.mag;em.opt.B)
  (3)DEJ2000 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  (3)Fx zW 0.3-8keV intrinsic flux in 10–14erg/s (phot.flux;em.X-ray)
  (3)RAJ2000 deg (i) Right ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  (3)Rmag mag R-band apparent magnitude (phot.mag;em.opt.R)
  (3)Vmag mag V-band apparent magnitude (phot.mag;em.opt.V)

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