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

  NGC 3109 X-ray sources (Kahabka+, 2000)
Post annotation
1.J/A+A/361/491/table6ROSAT PSPC X-ray catalog of the NGC 3109 field (91 rows)

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)
  Link  Show the 2RXP sources close to this position (meta.ref)
  Seq  Catalog index (
  Source  (i) Source number (;meta.main)
  n_Source (char) [*] Individual note in file notes.dat (meta.note)
  RXJ (char) RXJ number (
  RAJ2000 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  e_Pos arcsec 90% confidence positional uncertainty (stat.error)
  CRT ct/ks Total count rate (phot.count;em.X-ray)
  e_CRT ct/ks rms uncertainty on CRT (stat.error)
  HR1  Soft hardness ratio (phot.flux;arith.ratio)
  e_HR1  rms uncertainty on HR1 (stat.error)
  HR2  Hard hardness ratio (phot.flux;arith.ratio)
  e_HR2  rms uncertainty on HR2 (stat.error)
  LH  Likelihood ratio of existence (stat.likelihood)
  Ext arcsec (n) Source extent in cases where the likelihood ratio for extent is greater than 20 (phys.angSize;src)
  Delta arcsec Off-axis angle (instr.offset)

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  
elapse time 1

Thanks for acknowledging the VizieR Service
Rules of usage of VizieR data

© Université de Strasbourg/CNRS

    • Contact