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VizieR

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J/ApJS/224/40/table5 Catalog of Chandra ACIS point like sources (Wang+, 2016)
Independent X-ray sources and their average properties in multiple observations (218789 rows)
  CXOGSG===J101004.0-123501
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ColumnValue  Explain   (UCD)
_RAJ200010 10 04.000 "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)
_DEJ2000-12 35 01.00 "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 07 37.130 "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)
_DEB1950-12 20 14.50 "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)
_Glon253.088071 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+34.242636 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)
98808recno 98808  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Group 533   [1/4953] Group Number (meta.id)
CXOGSGJ101004.0-123501  (i) Source name (JHHMMSS.s+DDMMSS) (meta.id;meta.main)

Nobs 1  Number of observations for this source (meta.number)

f_CXOGSG    [*] Projected overlapping galaxies flag (Note 1)   (meta.code)
ePos 2.36 arcsec [1/36] Statistical positional error after Kim et al. (2007, J/ApJS/169/401) (stat.error)
GNameNGC3143-X2  Galaxy source names numbered sequentially based on maximum detection significance (meta.id)
Sep 0.139 arcmin [0.002/641] Galaxy source nuclear separation (pos.angDistance)
SepR 0.33   [0/3] Galaxy source nuclear separation in units of the galaxy's elliptical radius (pos.angDistance)
Dist 46.7000 Mpc [-0.2/303.5] Distance in Mpc for the X-ray source (pos.distance;pos.heliocentric)
O/D1/1  Observed/Detected statistics (src.var.index)
Lum 1.32e+39 10-7W Maximum luminosity among detections, erg/s (phys.luminosity)
Flux5.04e-15 mW/m2 Average flux among detections, erg/cm2/s (phot.flux;em.X-ray)
Fmax/Fmin 1.0   [1/303734] Fmax/Fmin ratio (Note 2)   (phot.flux;arith.ratio)
E_Fmax/Fmin    [0.009/5200] Upper uncertainty on Fmax/Fmin (stat.error;stat.max)
e_Fmax/Fmin    Lower uncertainty on Fmax/Fmin (stat.error)
Sig 3.898   [0.01/1997] Maximum detection significance (stat.fit.goodness;instr.saturation;stat.max)
MaxCts 15.258 ct [0.05/136146] Maximum photon counts among the detections (phot.count;em.X-ray)
Phasesq1  Statistics for SSS/QSS/hard/dim phases (Note 3)   (meta.note)
VarKS   Statistics for variability during individual observations using the K-S criterion (Note 4)   (meta.note)
Class   Source identification (Note 5)   (src.class)

_RA152.5167 deg (i) Positions from CXOGSG names (right ascension part) (pos.eq.ra;meta.main)
_DE-12.5836 deg (i) Positions from CXOGSG names (declination part) (pos.eq.dec;meta.main)
  
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