VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
CDS

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/582/382
  Chandra X-ray sources in Orion Nebula Cluster (Flaccomio+, 2003)
ReadMe+ftp
2003ApJ...582..382F
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/582/382/table4Catalog of the ONC optical sample (696 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)
  Oseq  Reference number ([FDM2003] Opt NNN in Simbad) (meta.id)
  RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
  Mass solMass Mass (phys.mass)
  logAge [yr] (n) Log of the Age (time.age)
  Prot d (n) Rotation period (time.period)
  EW 0.1nm (n) Ca II 8542Å equivalent width (Note 1)   (spect.line.eqWidth)
  l_CRate (char) Limit flag on CRate (meta.code.error)
  CRate ct/ks Basal HRC Count Rate (phot.count;em.X-ray)
  l_logXLum (char) Limit flag on XLum (meta.code.error)
  logXLum [10-7W] Log of the X-ray luminosity (phys.luminosity;em.X-ray)
  l_logX/bol (char) Limit flag on X/bol (meta.code.error)
  logX/bol [-] (n) Log of the X-ray to bolometric luminosity ratio (phys.luminosity;arith.ratio)
  Xlist  Close X-ray sources in table1 (meta.ref.url)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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