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=877
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ColumnValue  Explain   (UCD)
_RAJ200003 19 48.698 "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 30 50.24 "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)
_RAB195003 16 30.101 "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+41 20 00.00 "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)
_Glon150.575969 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-13.258408 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)
877recno 877  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM 751   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 283  Sequence number for the observation (meta.id)
FLDNUM 1  Field number of the source (obs.field)
RA195003 16 30.1 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+41 20 00 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 31 arcsec Positional error (arcsec) (stat.error)
Crate 2.75800 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.02500 ct/s Error on the count rate (stat.error)
LivTime 14231.2 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 29254.5  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 19013.5  Background counts in the detect cell (instr.background)
S/N 110.2  Signal to noise ratio for the detection (stat.snr)
SizCor 5.7  Size correction factor (Note 2)   (arith.factor)
RECode 0  Ribs and edges code (Note 3)   (meta.code)
OffAxis 0.0 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AL   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag *  Reference and identification flag (Note 5)   (meta.ref)
  
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