VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

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IX/13/2e The 2E Catalogue (Harris+ 1994)
The catalogue (5948 rows)
  recno=380
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ColumnValue  Explain   (UCD)
_RAJ200001 11 02.976 "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+17 39 13.17 "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)
_RAB195001 08 22.901 "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+17 23 17.00 "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)
_Glon129.541866 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-44.966241 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)
380recno 380  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM 311   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 6135  Sequence number for the observation (meta.id)
FLDNUM 2  Field number of the source (obs.field)
RA195001 08 22.9 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+17 23 17 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 32 arcsec Positional error (arcsec) (stat.error)
Crate 0.02550 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00300 ct/s Error on the count rate (stat.error)
LivTime 4399.0 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 82.8  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 12.2  Background counts in the detect cell (instr.background)
S/N 8.5  Signal to noise ratio for the detection (stat.snr)
SizCor 3.0  Size correction factor (Note 2)   (arith.factor)
RECode 0  Ribs and edges code (Note 3)   (meta.code)
OffAxis 1.4 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag aAH   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag CLG  Reference and identification flag (Note 5)   (meta.ref)
  
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