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=5444
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ColumnValue  Explain   (UCD)
_RAJ200020 33 14.699 "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+41 18 56.17 "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)
_RAB195020 31 27.000 "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+41 08 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)
_Glon080.224563 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 +0.789193 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)
5444recno 5444  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM4382   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 3375  Sequence number for the observation (meta.id)
FLDNUM 4  Field number of the source (obs.field)
RA195020 31 27.0 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+41 08 38 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 48 arcsec Positional error (arcsec) (stat.error)
Crate 0.09450 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00770 ct/s Error on the count rate (stat.error)
LivTime 4692.7 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 164.2  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 12.8  Background counts in the detect cell (instr.background)
S/N 12.3  Signal to noise ratio for the detection (stat.snr)
SizCor 14.5  Size correction factor (Note 2)   (arith.factor)
RECode 300  Ribs and edges code (Note 3)   (meta.code)
OffAxis 29.1 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AH   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag S  Reference and identification flag (Note 5)   (meta.ref)
  
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