VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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IX/13/2e The 2E Catalogue (Harris+ 1994)
The catalogue (5948 rows)
  recno=5413
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ColumnValue  Explain   (UCD)
_RAJ200020 32 42.026 "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+41 14 45.30 "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)
_RAB195020 30 54.300 "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+41 04 29.00 "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)
_Glon080.107699 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 +0.830036 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)
5413recno 5413  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM4378   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 4221  Sequence number for the observation (meta.id)
FLDNUM 4  Field number of the source (obs.field)
RA195020 30 54.3 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+41 04 29 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 38 arcsec Positional error (arcsec) (stat.error)
Crate 0.04290 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00160 ct/s Error on the count rate (stat.error)
LivTime 57707.9 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 1705.2  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 1086.8  Background counts in the detect cell (instr.background)
S/N 26.7  Signal to noise ratio for the detection (stat.snr)
SizCor 563.2  Size correction factor (Note 2)   (arith.factor)
RECode 0  Ribs and edges code (Note 3)   (meta.code)
OffAxis 6.9 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AL   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag S  Reference and identification flag (Note 5)   (meta.ref)
  
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