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CDS

VizieR

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

  		 Target dimension:

Radius Box size

  
VII/80
  The HEAO A-1 X-Ray Source Catalog (Wood+, 1984)
ReadMe+ftp
1984ApJS...56..507W
Similar Catalogs
Post annotation 		img(gal)
1.VII/80/sourcesThe data (842 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)
  name (char) Source designation (1H) (meta.id;meta.main)
  RA1950 deg (i) Right ascension 1950 in degrees (pos.eq.ra;meta.main)
  DE1950 deg (i) Declination 1950 in degrees (pos.eq.dec;meta.main)
  GLON deg Galactic longitude (pos.galactic.lon)
  GLAT deg Galactic latitude (pos.galactic.lat)
  ELON deg Ecliptic longitude (pos.ecliptic.lon)
  ELAT deg Ecliptic latitude (pos.ecliptic.lat)
  RA1 deg Right ascension_1 (Note 1)   (pos.eq.ra)
  DE1 deg Declination_1. (Note 1)   (pos.eq.dec)
  RA2 deg Right ascension_2 (Note 1)   (pos.eq.ra)

ALL cols		    
 (i)indexed column
  DE2 deg Declination_2 (Note 1)   (pos.eq.dec)
  RA3 deg Right ascension_3 (Note 1)   (pos.eq.ra)
  DE3 deg Declination_3 (Note 1)   (pos.eq.dec)
  RA4 deg Right ascension_4 (Note 1)   (pos.eq.ra)
  DE4 deg Declination_4 (Note 1)   (pos.eq.dec)
  area deg2 Area of error box (stat.error;phys.area)
  flux ct/cm2/s Flux (Note 2)   (phot.flux;em.X-ray)
  e_flux ct/cm2/s Flux error (Note 2)   (stat.error;phot.flux)
  name2 (char) Alternate designation (X-ray) (Note 3)   (meta.id)
  name3 (char) Alternate designation (X-ray) (Note 3)   (meta.id)
  name4 (char) Alternate designation (X-ray) (Note 3)   (meta.id)
  name5 (char) Alternate designation (X-ray) (Note 3)   (meta.id)
  name6 (char) Alternate designation (X-ray) (Note 3)   (meta.id)
  name7 (char) Alternate designation (X-ray) (Note 3)   (meta.id)
  name8 (char) Alternate designation (X-ray) (Note 3)   (meta.id)
  name9 (char) Alternate desig. (non-X-ray) (Note 3)   (meta.note)
  name10 (char) Alternate desig. (non-X-ray) (Note 3)   (meta.note)
  name11 (char) Alternate desig. (non-X-ray) (Note 3)   (meta.note)
  name12 (char) Alternate desig. (non-X-ray) (Note 3)   (meta.note)
  _RA.icrs deg (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs deg (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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