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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

  Einstein extended deep survey (Primini+, 1991)
Post annotation
1.IX/22/hsrcEDS HRI Source Positions and Count Rates (210 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)
  Hseqno  HRI Sequence Number (Note G1)   (
  Hsrcno  HRI Source Number (Note 1)   (
  csize arcsec Detection cell size (instr.fov;instr.pixel)
  y pix Position in y (pos.cartesian.y;instr.det)
  z pix Position in z (pos.cartesian;instr.det)
  poserr arcsec Position error (stat.error)
  RAB1950 "h:m:s" (i) Right Ascension (B1950) (pos.eq.ra;meta.main)
  DEB1950 "d:m:s" (i) Declination (B1950) (pos.eq.dec;meta.main)
  netcr ct/ks Corrected Count Rate per 1000 sec (phot.count;em.X-ray)
  e_netcr ct/ks Error on Count Rate (stat.error)

ALL cols
 (i)indexed column
  bpcts ct Counts in detect cell centered at best position (Note 2)   (phot.count;em.X-ray)
  eqcts ct Counts in circle of equivalent area (Note 2)   (phot.count;em.X-ray)
  bp18cts ct Counts in standard 18" circle at best position (Note 3)   (phot.count;em.X-ray)
  bp18bg ct Background in 18" circle (Note 3)   (phot.count;em.X-ray)
  bp18scat  Fraction of src cnts scattered out of 18" circle (Note 3)   (instr.calib)
  vcorr  Telescope vignetting correction at source position (Note 4)   (instr.param)
  dtfac  Dead time correction factor (Note 4)   (instr.param)
  qec  Detector quantum efficiency at source position (Note 4)   (instr.det.qe)
  exptime s Exposure time at source position (Note 5)   (time.expo)
  xccts ct Counts in extended circle (Note 6)   (phot.count;em.X-ray)
  xcbg ct Background in extended circle (Note 6)   (phot.count;em.X-ray)
  xcscat ct Fraction of src cts scattered out of extended circle (Note 6)   (instr.calib)
  xcrad arcsec Radius of extended circle (Note 6)   (instr.fov)
  sizcor  Source xtent correction factor for cts/ks (Note 7)   (instr.param)
  _RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)

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