VizieR

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

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/AJ/115/2587
  Einstein IPC database ultrasoft survey (Thompson+ 1998)
ReadMe+ftp
1998AJ....115.2587T
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/115/2587/table1(c)Source information, Part I (516 rows)
2.J/AJ/115/2587/table2(c)Source information, Part II (516 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)IPC  (i) IPC number (meta.id;meta.main)
   (ALL)Source  Object source number in the field (meta.id)
   (ALL)RAJ2000 "h:m:s" (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
   (ALL)DEJ2000 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
  (1)CountRate 10-3ct/s Count rate over the 0.2-4keV passband (phot.count;em.X-ray)
  (1)e_CountRate 10-3ct/s rms uncertainty on CountRate (stat.error)
  (1)S/N  Signal-to-noise ration (stat.snr)
  (1)RECO  (n) Rib and edge code (instr.param)
  (1)Ident (char) Identification of optical counterpart (Note)   (meta.id.cross)
  (2)C1 ct Counts in the low (0.16-0.56keV) colour band (phot.count;em.X-ray)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)e_C1 ct rms uncertainty on C1 (stat.error)
  (2)C2 ct Counts in the medium (0.56-1.08keV) colour band (phot.count;em.X-ray)
  (2)e_C2 ct rms uncertainty on C2 (stat.error)
  (2)C3 ct Counts in the high (1.08-3.5keV) colour band (phot.count;em.X-ray)
  (2)e_C3 ct rms uncertainty on C3 (stat.error)

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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