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

  
IX/30
  Second ROSAT PSPC Catalog (ROSAT, 2000)
ReadMe+ftp
Similar Catalogs
Post annotation 		img(gal)
1.IX/30/seqpThe sequences of observations (4093 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)
  RDF (char) Result Data directory and File (meta.id;meta.file)
  QCSite (char) Checker Site (meta.id;instr.obsty)
  QDname (char) Checker ID (obs.observer)
  Cdate "Y:M:D" Checking date (time.epoch)
  SeqFlags (char) [DABEFMSX.] Sequence flags, as in 2rxp.dat (meta.code)
  ExpTime s Exposure Time (time.duration;obs.exposure)
  Tbeg "Y:M:D" Observation begin date (time.epoch)
  Tend "Y:M:D" Observation end date (time.epoch)
  Nsrc  Number of sources (meta.number)
  Mis  Number of missed sources (meta.number)

ALL cols		    
 (i)indexed column
  Nc  Statistics of confused sources (meta.number)
  Nd  Statistics of sources near detector (meta.number)
  Ne  Statistics of probably resolved sources (meta.number)
  Nf  Statistics of spurious detections (meta.number)
  Ni  Statistics of suspect source intensity (meta.number)
  Ns  Statistics of suspect lightcurve sources (meta.number)
  Nl  Statistics of suspect spectrum sources (meta.number)
  Nm  Statistics of split complex emission sources (meta.number)
  Nn  Statistics of sources not checked visually (meta.number)
  Np  Statistics of suspect source positions (meta.number)
  Na  Statistics of nearby associated sources (meta.number)
  Nv  Statistics of suspected variability (meta.number)
  Nw  Statistics of sources within extended emission (meta.number)
  RAJ2000 deg (i) J2000 Right Ascension of observation (pos.eq.ra;meta.main)
  DEJ2000 deg (i) J2000 Declination of observation (pos.eq.dec;meta.main)
  Site (char) Processing Site (meta.id;instr.obsty)

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