VizieR

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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/MNRAS/393/538
  Stellar association around gamma Vel (Jeffries+, 2009)
ReadMe+ftp
2009MNRAS.393..538J
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/393/538/XsourcesCorrelated X-ray sources from the 2XMM catalogue (tables 4A and 4b of paper) (Note) (260 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. ((unassigned))
  n_2XMMp (char) a for sources correlated with 131 unflagged PMS optical counterparts in our photometric catalogue above PMS selection locus in Fig.4, and b for sources correlated with 124 optical counterparts lying below PMS selection locus in Fig ((unassigned))
  2XMMp (char) 2XMMp designation (JHHMMSS.s+DDMMSS) ((unassigned);(unassigned))
  Obs   [1/2] Observation number (Note 1)   ((unassigned))
  ML  Source detection likelihood ((unassigned);(unassigned))
  pn ct/s Count rate in the 0.5-4.5keV range for the pn instrument (Note 2)   ((unassigned);(unassigned))
  e_pn ct/s rms uncertainty on pn ((unassigned))
  m1 ct/s Count rate in the 0.5-4.5keV range for the m1 instrument (Note 2)   ((unassigned);(unassigned))
  e_m1 ct/s rms uncertainty on m1 ((unassigned))
  m2 ct/s Count rate in the 0.5-4.5keV range for the m2 instrument (Note 2)   ((unassigned);(unassigned))
  e_m2 ct/s rms uncertainty on m2 ((unassigned))

ALL cols		    
 (i)indexed column
  Sep arcsec Separation between X-ray source and optical counterpart ((unassigned);(unassigned))
  [JNW2009] (char) Identification number FF-NNNN ((unassigned))
  Vmag mag Johnson V magnitude of optical counterpart ((unassigned);(unassigned))
  V-Ic mag Johnson-Cousins V-Ic colour index of optical counterpart ((unassigned);(unassigned);(unassigned))
  Flux mW/m2 Average unabsorbed X-ray flux (0.5-4.5keV) ((unassigned);(unassigned))
  BC mag Assumed V-band bolometric correction ((unassigned))
  log(LX/LBol) [-] Derived X-ray to bolometric flux ratio ((unassigned);(unassigned))
  RAJ2000 deg Optical source right ascension in decimal degrees (J2000) ((unassigned);(unassigned))
  DEJ2000 deg Optical source declination in decimal degrees (J2000) ((unassigned);(unassigned))

ALL cols		    
 (i)indexed column
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usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
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**** Report from: stdb_pg,     Status: STDB_ERR 
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If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR1810450.err (2026-08-12T20:12:07)
-3
-source=J/MNRAS/393/538/Xsources
-ref=VIZ6a7cd3981ba012
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