VizieR

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VizieR

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IX/13/2e The 2E Catalogue (Harris+ 1994)
The catalogue (5948 rows)
  recno=3834
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ColumnValue  Explain   (UCD)
_RAJ200013 34 44.287 "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)
_DEJ2000-08 20 19.15 "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)
_RAB195013 32 06.701 "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)
_DEB1950-08 04 59.00 "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)
_Glon320.923295 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+53.013865 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)
3834recno 3834  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM3091   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 917  Sequence number for the observation (meta.id)
FLDNUM 2  Field number of the source (obs.field)
RA195013 32 06.7 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950-08 04 59 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 31 arcsec Positional error (arcsec) (stat.error)
Crate 0.20140 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00670 ct/s Error on the count rate (stat.error)
LivTime 6240.3 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 935.5  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 21.5  Background counts in the detect cell (instr.background)
S/N 30.2  Signal to noise ratio for the detection (stat.snr)
SizCor 1.5  Size correction factor (Note 2)   (arith.factor)
RECode 0  Ribs and edges code (Note 3)   (meta.code)
OffAxis 0.2 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AH   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag S  Reference and identification flag (Note 5)   (meta.ref)
  
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