VizieR

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VizieR

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J/A+A/605/A85/table1 NGC 3293 Chandra X-ray observation (Preibisch+, 2017)
Primary Chandra Catalog: Basic Source Properties (1026 rows)
  recno=680
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ColumnValue  Explain   (UCD)
_RAJ200010 35 56.53487 "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)
_DEJ2000-58 14 35.6780 "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)
_RAB195010 34 01.71594 "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)
_DEB1950-57 59 01.5689 "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)
_Glon285.87326626 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+00.06813515 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)
680recno 680  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
more   indicates VISTA and VST identification (table 2) and X-ray luminosities for B-type stars (table 3) (meta.ref.url)

Seq 680  (i) X-ray catalog sequence number, sorted by RA (meta.id)
CXName103556.53-581435.6  IAU designation of the X-ray source (HHMMSS.ss+DDMMSS.s, CXONGC3293 JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
RAJ2000158.985562 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-58.243244 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
e_Pos 0.1 arcsec Position error (stat.error)
Theta 1.6 arcmin Off-axis angle (instr.offset)
CtTnet 2.8 ct Net counts in the total energy band (0.5-8keV) (phot.count;em.X-ray)
e_CtTnet 1.8 ct 1-sigma errors on net counts (stat.error)
Bct 0.2 ct Background counts expected in the source extraction region (instr.background;obs.field)
CtHnet 1.9 ct Net counts in the hard energy band (2-8keV) (phot.count;em.X-ray)
PSFfrac 0.44  Fraction of the PSF (at 1.497keV) enclosed within the extraction region (instr.det.psf)
Signi 1.3  Photometric significance (stat.fit.goodness;phot)
l_logPB   Limit flag on logPB (meta.code.error)
logPB-3.0  Logarithmic probability that extracted counts are solely from background (stat.fit.goodness)
Anom    [ag] Source anomalies (Note 1)   (meta.code)
Var    [abc] Variability characterization based on K-S statistic (Note 2)   (meta.code)
Emed 2.0 keV Background-corrected median photon energy (em.energy)

SimbadCXONGC3293 J103556.53-581435.6  ask the Simbad data-base about this object (meta.ref.url)
  
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