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=75
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ColumnValue  Explain   (UCD)
_RAJ200000 18 33.133 "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+16 26 34.35 "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)
_RAB195000 15 57.901 "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+16 09 55.00 "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)
_Glon111.605996 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-45.704436 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)
75recno 75  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM 57   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 6834  Sequence number for the observation (meta.id)
FLDNUM 6  Field number of the source (obs.field)
RA195000 15 57.9 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+16 09 55 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 48 arcsec Positional error (arcsec) (stat.error)
Crate 0.02750 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00310 ct/s Error on the count rate (stat.error)
LivTime 10109.3 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 96.8  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 19.2  Background counts in the detect cell (instr.background)
S/N 9.0  Signal to noise ratio for the detection (stat.snr)
SizCor 1.5  Size correction factor (Note 2)   (arith.factor)
RECode 501  Ribs and edges code (Note 3)   (meta.code)
OffAxis 29.5 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AH   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag CLG  Reference and identification flag (Note 5)   (meta.ref)
  
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