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=4013
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ColumnValue  Explain   (UCD)
_RAJ200014 17 59.747 "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+25 08 19.37 "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)
_RAB195014 15 43.701 "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+25 22 08.00 "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)
_Glon031.966699 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+70.495338 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)
4013recno 4013  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM3236   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 356  Sequence number for the observation (meta.id)
FLDNUM 3  Field number of the source (obs.field)
RA195014 15 43.7 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+25 22 08 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 31 arcsec Positional error (arcsec) (stat.error)
Crate 0.90580 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00870 ct/s Error on the count rate (stat.error)
LivTime 22397.2 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 15121.0  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 1474.0  Background counts in the detect cell (instr.background)
S/N 104.0  Signal to noise ratio for the detection (stat.snr)
SizCor 1.3  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 L   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag   Reference and identification flag (Note 5)   (meta.ref)
  
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