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


Looking for catalogs ..
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

  A ROSAT PSPC X-Ray Survey of the SMC (Kahabka, 1999)
Post annotation
1.J/A+AS/136/81/table1List of all 248 ROSAT sources found in the SMC (248 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)
  Catalog  Source catalog sequential number (;meta.main)
  RX (char) Source ROSAT name (Cat. IX/11) (
  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)
  Pe arcsec 90% confidence positional uncertainty (stat.error)
  Crate ct/ks (n) total count rate (phot.count;em.X-ray)
  e_Crate ct/ks (n) 1-sigma error of total count rate (stat.error)
  HR1  (n) soft hardness ratio HR1 (phot.flux;arith.ratio)
  e_HR1  (n) 1-sigma error of soft hardness ratio HR1 (stat.error)
  HR2  (n) hard hardness ratio HR2 (phot.flux;arith.ratio)

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
  e_HR2  (n) 1-sigma error of hard hardness ratio HR2 (stat.error)
  EXT arcsec (n) source extent (phys.angSize;src)
  LH  (n) likelihood ratio of existence (stat.likelihood)
  Offax arcmin off-axis angle of source (instr.offset)
  WW  (n) Source number of Einstein identification Wang & Wu, 1992ApJS...78..391W (
  DistEinst arcsec (n) Distance to Einstein source (pos.angDistance)
  SpType (char) Spectral type of Simbad star (src.spType)
  Mag  (n) Magnitude of Simbad identified star (phys.magAbs;em.opt)
  DistSim arcsec (n) Distance to Simbad star (pos.angDistance)
  Class (char) Source classification (Note 1)   (src.class)
  Class1 (char) Refined source classification (Note 2)   (src.class)
  Note (char) Note on source classification (meta.note)

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 0