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=3381
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ColumnValue  Explain   (UCD)
_RAJ200012 24 29.974 "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+07 18 29.96 "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)
_RAB195012 21 57.101 "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+07 35 07.00 "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)
_Glon283.833992 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+69.175201 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)
3381recno 3381  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM2694   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 6992  Sequence number for the observation (meta.id)
FLDNUM 2  Field number of the source (obs.field)
RA195012 21 57.1 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+07 35 07 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 36 arcsec Positional error (arcsec) (stat.error)
Crate 0.01050 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00260 ct/s Error on the count rate (stat.error)
LivTime 4854.0 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 38.1  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 21.9  Background counts in the detect cell (instr.background)
S/N 4.0  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 0.5 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AL   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag G  Reference and identification flag (Note 5)   (meta.ref)
  
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