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=76
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200000 18 34.535 "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+16 26 31.34 "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)
_RAB195000 15 59.301 "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+16 09 52.00 "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)
_Glon111.613666 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-45.706278 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)
76recno 76  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM 57   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 10432  Sequence number for the observation (meta.id)
FLDNUM 4  Field number of the source (obs.field)
RA195000 15 59.3 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+16 09 52 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 51 arcsec Positional error (arcsec) (stat.error)
Crate 0.01980 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00250 ct/s Error on the count rate (stat.error)
LivTime 16263.7 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 81.0  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 21.0  Background counts in the detect cell (instr.background)
S/N 8.0  Signal to noise ratio for the detection (stat.snr)
SizCor 2.2  Size correction factor (Note 2)   (arith.factor)
RECode 0  Ribs and edges code (Note 3)   (meta.code)
OffAxis 36.3 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AH   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag CLG  Reference and identification flag (Note 5)   (meta.ref)
  
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