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=5276
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ColumnValue  Explain   (UCD)
_RAJ200019 38 39.417 "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+30 30 32.32 "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)
_RAB195019 36 41.400 "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+30 23 38.00 "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)
_Glon065.186365 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 +4.279808 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)
5276recno 5276  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM4274   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 2275  Sequence number for the observation (meta.id)
FLDNUM 1  Field number of the source (obs.field)
RA195019 36 41.4 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+30 23 38 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 32 arcsec Positional error (arcsec) (stat.error)
Crate 0.09070 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00930 ct/s Error on the count rate (stat.error)
LivTime 1974.2 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 129.9  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 11.1  Background counts in the detect cell (instr.background)
S/N 9.6  Signal to noise ratio for the detection (stat.snr)
SizCor 1.0  Size correction factor (Note 2)   (arith.factor)
RECode 0  Ribs and edges code (Note 3)   (meta.code)
OffAxis 4.0 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag L   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag CV  Reference and identification flag (Note 5)   (meta.ref)
  
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