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=5092
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ColumnValue  Explain   (UCD)
_RAJ200018 38 04.219 "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)
_DEJ2000-06 55 25.07 "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)
_RAB195018 35 22.401 "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)
_DEB1950-06 58 05.00 "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)
_Glon025.250032 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 -0.198494 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)
5092recno 5092  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM4109   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 6580  Sequence number for the observation (meta.id)
FLDNUM 1  Field number of the source (obs.field)
RA195018 35 22.4 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950-06 58 05 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 51 arcsec Positional error (arcsec) (stat.error)
Crate 0.01320 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00210 ct/s Error on the count rate (stat.error)
LivTime 7290.2 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 51.0  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 14.0  Background counts in the detect cell (instr.background)
S/N 6.3  Signal to noise ratio for the detection (stat.snr)
SizCor 0.9  Size correction factor (Note 2)   (arith.factor)
RECode 0  Ribs and edges code (Note 3)   (meta.code)
OffAxis 19.3 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag H   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag *  Reference and identification flag (Note 5)   (meta.ref)
  
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