VizieR

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VizieR

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IX/13/2e The 2E Catalogue (Harris+ 1994)
The catalogue (5948 rows)
  recno=2085
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ColumnValue  Explain   (UCD)
_RAJ200005 52 10.995 "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)
_DEJ2000-07 27 16.50 "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 49 46.001 "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)
_DEB1950-07 27 56.00 "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)
_Glon212.924051 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-16.546007 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)
2085recno 2085  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM1579   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 10473  Sequence number for the observation (meta.id)
FLDNUM 3  Field number of the source (obs.field)
RA195005 49 46.0 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950-07 27 56 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 31 arcsec Positional error (arcsec) (stat.error)
Crate 0.04760 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00400 ct/s Error on the count rate (stat.error)
LivTime 6075.9 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 215.5  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 38.5  Background counts in the detect cell (instr.background)
S/N 11.7  Signal to noise ratio for the detection (stat.snr)
SizCor 1.1  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 AL   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag   Reference and identification flag (Note 5)   (meta.ref)
  
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