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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)
  recno=97682
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ColumnValue  Explain   (UCD)
_RAJ200017 20 53.400 "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)
_DEJ2000-35 47 02.00 "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)
_RAB195017 17 32.259 "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)
_DEB1950-35 44 04.56 "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)
_Glon351.416753 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+00.645039 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)
97682recno 97682  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Group 516   [1/4953] Group Number (meta.id)
CXOGSGJ172053.4-354702  (i) Source name (JHHMMSS.s+DDMMSS) (meta.id;meta.main)

Nobs 2  Number of observations for this source (meta.number)

f_CXOGSG    [*] Projected overlapping galaxies flag (Note 1)   (meta.code)
ePos 1.00 arcsec [1/36] Statistical positional error after Kim et al. (2007, J/ApJS/169/401) (stat.error)
GName   Galaxy source names numbered sequentially based on maximum detection significance (meta.id)
Sep  arcmin [0.002/641] Galaxy source nuclear separation (pos.angDistance)
SepR    [0/3] Galaxy source nuclear separation in units of the galaxy's elliptical radius (pos.angDistance)
Dist 1.0000 Mpc [-0.2/303.5] Distance in Mpc for the X-ray source (pos.distance;pos.heliocentric)
O/D2/1  Observed/Detected statistics (src.var.index)
Lum 3.06e+36 10-7W Maximum luminosity among detections, erg/s (phys.luminosity)
Flux2.55e-14 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 10.539   [0.01/1997] Maximum detection significance (stat.fit.goodness;instr.saturation;stat.max)
MaxCts 26.466 ct [0.05/136146] Maximum photon counts among the detections (phot.count;em.X-ray)
Phasesh1  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)

_RA260.2225 deg (i) Positions from CXOGSG names (right ascension part) (pos.eq.ra;meta.main)
_DE-35.7839 deg (i) Positions from CXOGSG names (declination part) (pos.eq.dec;meta.main)
  
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