VizieR

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VizieR

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IX/13/2e The 2E Catalogue (Harris+ 1994)
The catalogue (5948 rows)
  recno=2389
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ColumnValue  Explain   (UCD)
_RAJ200007 36 58.803 "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+65 36 07.13 "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)
_RAB195007 32 09.801 "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+65 42 49.00 "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)
_Glon150.570214 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+29.198530 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)
2389recno 2389  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM1830   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 5226  Sequence number for the observation (meta.id)
FLDNUM 3  Field number of the source (obs.field)
RA195007 32 09.8 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+65 42 49 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 51 arcsec Positional error (arcsec) (stat.error)
Crate 0.01480 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00300 ct/s Error on the count rate (stat.error)
LivTime 4411.7 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 33.6  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 12.4  Background counts in the detect cell (instr.background)
S/N 4.9  Signal to noise ratio for the detection (stat.snr)
SizCor 3.0  Size correction factor (Note 2)   (arith.factor)
RECode 0  Ribs and edges code (Note 3)   (meta.code)
OffAxis 20.2 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AH   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag G  Reference and identification flag (Note 5)   (meta.ref)
  
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