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=297
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200000 57 49.450 "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+30 21 13.85 "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 55 06.201 "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+30 05 02.00 "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)
_Glon124.565417 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-32.497647 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)
297recno 297  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CATNUM 235   [1/4809] Catalogue number of the source (Note 1)   (meta.id;meta.main)
SEQNUM 4374  Sequence number for the observation (meta.id)
FLDNUM 3  Field number of the source (obs.field)
RA195000 55 06.2 "h:m:s" (i) Right ascension 1950 (hours) (pos.eq.ra;meta.main)
DE1950+30 05 02 "d:m:s" (i) Declination 1950 (sign) (pos.eq.dec;meta.main)
PosErr 31 arcsec Positional error (arcsec) (stat.error)
Crate 0.02690 ct/s Corrected count rate (phot.count;em.X-ray)
e_Crate 0.00150 ct/s Error on the count rate (stat.error)
LivTime 17433.8 s Live time (in seconds, at the field center) (time.duration;obs.exposure)
NetCount 348.4  Net counts in the detect cell (phot.count;em.X-ray)
BkgCount 39.6  Background counts in the detect cell (instr.background)
S/N 17.7  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 0.2 arcmin Dist. between source & field center (arcmin) (pos.angDistance)
SrcFlag AH   [AaHLEI ] Source flags (Note 4)   (meta.code)
RefFlag G  Reference and identification flag (Note 5)   (meta.ref)
  
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