VizieR

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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

  
Target dimension:

Radius Box size

  
IX/24
  The Einstein Observatory HRI Source List (Giacconi+, 1979)
Post annotation
img(gal)
1.IX/24/hrifieldField Parameters for the HRI Source List (870 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)
  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)
  Seqno  (i) Sequence number of observation (Note G1)   (obs.field)
  GLON deg Galactic longitude of field center (Note 1)   (pos.galactic.lon)
  GLAT deg Galactic latitude of field center (Note 1)   (pos.galactic.lat)
  nH cm-2 Column density (Note 2)   (phys.columnDensity)
  rollAng rad Angle which measures the roll of spacecraft (Note 3)   (pos.posAng)
  ExpTime s Effective exposure time (Note 4)   (time.duration;obs.exposure)
  Ypos pix Average y offset in pixels (Note 5)   (instr.saturation)
  Zpos pix Average z offset in pixels (Note 5)   (instr.saturation)

ALL cols
    
 (i)indexed column
  Rot rad Average rotation offset (Note 5)   (instr.saturation)
  Instr (char) Focal plane detector (Note 6)   (instr.tel.focalLength;instr.det)
  Obs  Observer number (Note 7)   (meta.id;obs)
  Strt "Y:M:D" Date (Day) the observation started (Note 8)   (time.epoch)
  Stop "Y:M:D" Date (Day) the observation ended (Note 8)   (time.epoch)
  Strt.s s Start time of observation (Note 8)   (time.epoch)
  Stop.s s End time of observation (Note 8)   (time.epoch)
  JD-2442500 d Offseted Julian date of observation (Note 9)   (time.epoch)
  datamax ph/pix Maximum number of detected photons/pixel (Note 10)   (phot.count;em.X-ray)
  FlgFld (char) Field Flag (Note 11)   (meta.code)
  FITSname (char) FITS file name (Note 12)   (meta.id;meta.file)
  ObsTitle (char) The title of the observation (meta.note)
  _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
Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  
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Rules of usage of VizieR data

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