VizieR

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

VizieR

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IX/8/catalog Second Catalogue of X-ray Sources (Amnuel+ 1982)
The Second Catalogue of X-ray Sources (1613 rows)
  recno=265
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ColumnValue  Explain   (UCD)
_RAJ200005 34 30.54202 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+22 00 49.7685 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195005 31 30.00076 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+21 58 52.0005 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon184.55511698 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat -5.78928250 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
265recno 265  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

2XRS05315+219  Name (based on B1950 position) (meta.id;meta.main)
RAB195005 31 30.000 "h:m:s" (i) Right Ascension B1950 (pos.eq.ra;meta.main)
DEB1950+21 58 52.00 "d:m:s" (i) Declination B1950 (pos.eq.dec;meta.main)
n_Pos    [O?RGS] note on position (Note 1)   (meta.note)
Xname4U 0531+21  Alternative name from X-ray catalog (meta.id)
Box  deg2 Error box area (stat.error)
ObsDate   Date of measurement (time.epoch)
Mission   Designation of the type or Mission (Note 2)   (meta.id;instr.obsty)
Elow  keV Lower energy range (em.energy)
Eup  keV Upper energy range (em.energy)
Int  uJy Maximum intensity (phot.flux;em.X-ray)
Notes   Ratio of maximum to minimum intensity for variable sources, and additional notes (meta.note)

_RA.icrs05 34 30.542 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs+22 00 49.77 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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