VizieR

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VizieR

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IX/13/2e The 2E Catalogue (Harris+ 1994)
The catalogue (5948 rows)
  recno=3244
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ColumnValue  Explain   (UCD)
_RAJ200012 04 43.919 "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 54 07.04 "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 02 10.701 "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+28 10 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)
_Glon205.969327 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+79.619357 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)
3244recno 3244  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM2584   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 6697  Sequence number for the observation (meta.id)
FLDNUM 1  Field number of the source (obs.field)
RA195012 02 10.7 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+28 10 49 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 50 arcsec Positional error (arcsec) (stat.error)
Crate 0.10300 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.01400 ct/s Error on the count rate (stat.error)
LivTime 1604.9 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 58.0  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 3.0  Background counts in the detect cell (instr.background)
S/N 7.4  Signal to noise ratio for the detection (stat.snr)
SizCor 1.5  Size correction factor (Note 2)   (arith.factor)
RECode 1209  Ribs and edges code (Note 3)   (meta.code)
OffAxis 30.1 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AH   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag Q  Reference and identification flag (Note 5)   (meta.ref)
  
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