VizieR

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VizieR

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IX/13/2e The 2E Catalogue (Harris+ 1994)
The catalogue (5948 rows)
  recno=4896
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200017 40 38.365 "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+52 11 34.06 "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)
_RAB195017 39 30.400 "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+52 13 01.00 "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)
_Glon079.560953 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+31.744356 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)
4896recno 4896  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM3936   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 7174  Sequence number for the observation (meta.id)
FLDNUM 2  Field number of the source (obs.field)
RA195017 39 30.4 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+52 13 01 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 36 arcsec Positional error (arcsec) (stat.error)
Crate 0.02170 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00450 ct/s Error on the count rate (stat.error)
LivTime 1893.4 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 30.7  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 10.3  Background counts in the detect cell (instr.background)
S/N 4.8  Signal to noise ratio for the detection (stat.snr)
SizCor 0.9  Size correction factor (Note 2)   (arith.factor)
RECode 0  Ribs and edges code (Note 3)   (meta.code)
OffAxis 0.4 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag H   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag Q  Reference and identification flag (Note 5)   (meta.ref)
  
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