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=3390
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ColumnValue  Explain   (UCD)
_RAJ200012 25 23.132 "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+18 11 34.43 "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 22 51.701 "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+18 28 11.00 "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)
_Glon267.690275 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+79.236776 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)
3390recno 3390  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM2700   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 6994  Sequence number for the observation (meta.id)
FLDNUM 2  Field number of the source (obs.field)
RA195012 22 51.7 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+18 28 11 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 32 arcsec Positional error (arcsec) (stat.error)
Crate 0.01280 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00150 ct/s Error on the count rate (stat.error)
LivTime 10361.5 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 99.1  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 32.9  Background counts in the detect cell (instr.background)
S/N 8.6  Signal to noise ratio for the detection (stat.snr)
SizCor 1.6  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 AH   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag G  Reference and identification flag (Note 5)   (meta.ref)
  
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