VizieR

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VizieR

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IX/13/2e The 2E Catalogue (Harris+ 1994)
The catalogue (5948 rows)
  recno=2822
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ColumnValue  Explain   (UCD)
_RAJ200009 55 41.241 "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+69 39 27.56 "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)
_RAB195009 51 32.501 "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+69 53 41.00 "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)
_Glon141.445474 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+40.566648 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)
2822recno 2822  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM2197   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 2102  Sequence number for the observation (meta.id)
FLDNUM 4  Field number of the source (obs.field)
RA195009 51 32.5 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+69 53 41 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 50 arcsec Positional error (arcsec) (stat.error)
Crate 0.07640 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00860 ct/s Error on the count rate (stat.error)
LivTime 6515.2 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 83.0  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 4.0  Background counts in the detect cell (instr.background)
S/N 8.9  Signal to noise ratio for the detection (stat.snr)
SizCor 0.0  Size correction factor (Note 2)   (arith.factor)
RECode 1209  Ribs and edges code (Note 3)   (meta.code)
OffAxis 35.9 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AEH   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag *  Reference and identification flag (Note 5)   (meta.ref)
  
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