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=5445
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ColumnValue  Explain   (UCD)
_RAJ200020 33 14.800 "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 18 55.18 "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 31 27.100 "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 08 37.00 "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)
_Glon080.224529 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 +0.788775 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)
5445recno 5445  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM4382   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 3380  Sequence number for the observation (meta.id)
FLDNUM 5  Field number of the source (obs.field)
RA195020 31 27.1 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+41 08 37 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 48 arcsec Positional error (arcsec) (stat.error)
Crate 0.13190 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00940 ct/s Error on the count rate (stat.error)
LivTime 4863.0 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 312.0  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 54.0  Background counts in the detect cell (instr.background)
S/N 13.8  Signal to noise ratio for the detection (stat.snr)
SizCor 21.9  Size correction factor (Note 2)   (arith.factor)
RECode 400  Ribs and edges code (Note 3)   (meta.code)
OffAxis 21.8 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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