VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

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IX/13/2e The 2E Catalogue (Harris+ 1994)
The catalogue (5948 rows)
  recno=4332
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ColumnValue  Explain   (UCD)
_RAJ200015 47 43.707 "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+20 52 23.21 "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)
_RAB195015 45 31.301 "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+21 01 34.00 "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)
_Glon033.901306 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+49.457365 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)
4332recno 4332  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM3500   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 2055  Sequence number for the observation (meta.id)
FLDNUM 1  Field number of the source (obs.field)
RA195015 45 31.3 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+21 01 34 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 31 arcsec Positional error (arcsec) (stat.error)
Crate 0.16400 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.01200 ct/s Error on the count rate (stat.error)
LivTime 1540.8 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 187.1  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 3.9  Background counts in the detect cell (instr.background)
S/N 13.5  Signal to noise ratio for the detection (stat.snr)
SizCor 1.4  Size correction factor (Note 2)   (arith.factor)
RECode 0  Ribs and edges code (Note 3)   (meta.code)
OffAxis 0.6 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AH   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag *  Reference and identification flag (Note 5)   (meta.ref)
  
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