VizieR

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VizieR

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IX/13/2e The 2E Catalogue (Harris+ 1994)
The catalogue (5948 rows)
  recno=3652
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ColumnValue  Explain   (UCD)
_RAJ200012 59 50.243 "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+27 56 22.55 "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)
_RAB195012 57 25.501 "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+28 12 32.00 "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)
_Glon056.959106 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+87.968930 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)
3652recno 3652  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM2932   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 1793  Sequence number for the observation (meta.id)
FLDNUM 2  Field number of the source (obs.field)
RA195012 57 25.5 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+28 12 32 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 31 arcsec Positional error (arcsec) (stat.error)
Crate 0.04910 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00790 ct/s Error on the count rate (stat.error)
LivTime 8292.3 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 301.3  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 1094.7  Background counts in the detect cell (instr.background)
S/N 6.2  Signal to noise ratio for the detection (stat.snr)
SizCor 42.9  Size correction factor (Note 2)   (arith.factor)
RECode 0  Ribs and edges code (Note 3)   (meta.code)
OffAxis 1.0 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag L   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag CLG  Reference and identification flag (Note 5)   (meta.ref)
  
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