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J/ApJS/224/40
  Catalog of Chandra ACIS point like sources (Wang+, 2016)
Post annotation
img(gal)
1.J/ApJS/224/40/table5(c)Independent X-ray sources and their average properties in multiple observations (218789 rows)
2.J/ApJS/224/40/counts(c)Detected X-ray point sources in the Chandra ACIS survey and counts in different bands (tables 3 and 4) (766496 rows)
3.J/ApJS/224/40/galList of galaxy names in table 5; table added by CDS (1260 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1+2)Group   [1/4953] Group Number (meta.id)
   (1+2)CXOGSG (char) (i) Source name (JHHMMSS.s+DDMMSS) (meta.id;meta.main)
  (1)Nobs  (n)Number of observations for this source (meta.number)
  (1)f_CXOGSG (char) [*] Projected overlapping galaxies flag (Note 1)   (meta.code)
  (1)ePos arcsec (n) [1/36] Statistical positional error after Kim et al. (2007, J/ApJS/169/401) (stat.error)
  (1)GName (char) Galaxy source names numbered sequentially based on maximum detection significance (meta.id)
  (1)Sep arcmin (n) [0.002/641] Galaxy source nuclear separation (pos.angDistance)
  (1)SepR  (n) [0/3] Galaxy source nuclear separation in units of the galaxy's elliptical radius (pos.angDistance)
  (1)Dist Mpc [-0.2/303.5] Distance in Mpc for the X-ray source (pos.distance;pos.heliocentric)
  (1)O/D (char) Observed/Detected statistics (src.var.index)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)Lum (char) 10-7W Maximum luminosity among detections, erg/s (phys.luminosity)
  (1)Flux (char) mW/m2 Average flux among detections, erg/cm2/s (phot.flux;em.X-ray)
  (1)Fmax/Fmin   [1/303734] Fmax/Fmin ratio (Note 2)   (phot.flux;arith.ratio)
  (1)E_Fmax/Fmin  (n) [0.009/5200] Upper uncertainty on Fmax/Fmin (stat.error;stat.max)
  (1)e_Fmax/Fmin  (n) Lower uncertainty on Fmax/Fmin (stat.error)
  (1)Sig  (n) [0.01/1997] Maximum detection significance (stat.fit.goodness;instr.saturation;stat.max)
  (1)MaxCts ct (n) [0.05/136146] Maximum photon counts among the detections (phot.count;em.X-ray)
  (1)Phases (char) Statistics for SSS/QSS/hard/dim phases (Note 3)   (meta.note)
  (1)VarKS (char) Statistics for variability during individual observations using the K-S criterion (Note 4)   (meta.note)
  (1)Class (char) Source identification (Note 5)   (src.class)
  (1)_RA deg (i) Positions from CXOGSG names (right ascension part) (pos.eq.ra;meta.main)
  (1)_DE deg (i) Positions from CXOGSG names (declination part) (pos.eq.dec;meta.main)
  (2)Det (char) Source name in individual observations (Note G1)   (meta.id;obs)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Split  (n) Split fraction (Note G2)   (stat.fit.param)
  (2)Exp s (n) [58/192363] Source exposure time after deadtime correction (time.duration;obs.exposure)
  (2)MJD d (n) Modified Julian Date for the beginning point of the observation (time.epoch)
  (2)Dedge pix (n) Distance from the source center to the nearest chip edge. (pos.angDistance)
  (2)OAA arcsec Off-axis angle, arcseconds (instr.offset)
  (2)VigF  (n) [0.001/1.3] Vignetting factor (Note 3)   (stat.fit.omc)
  (2)e_RAJ2000 arcsec (n) [0/87] Statistical positional error, Right Ascension (stat.error;pos.eq.ra)
  (2)e_DEJ2000 arcsec (n) [0/3] Statistical positional error, Declination (stat.error;pos.eq.dec)
  (2)PosErr arcsec (n) [1/36] Source positional uncertainties (Note 4)   (pos)
  (2)sig  (n) [-354/1997] Detection significance (Note 5)   (stat.likelihood;obs)
  (2)Cts ct (n) [0.1/136000] Background-subtracted photon counts (Note 6)   (phot.count;em.X-ray)
  (2)e_Cts ct (n) [1/3306] Uncertainty in Cts (stat.error)
  (2)bkgd ct (n) Background counts within the source region (instr.background;obs.field)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)CMS  (n) [-742/241] X-ray color CMS=(M-S)/(H+M+S) (Note 7)   (phot.count;arith.ratio)
  (2)e_CMS  (n) [0/1] Uncertainty in CMS (stat.error)
  (2)CHM  (n) [-7911/269] X-ray color CHM=(H-M)/(H+M+S) (Note 7)   (phot.count;arith.ratio)
  (2)e_CHM  (n) [0/1] Uncertainty in CHM (stat.error)
  (2)FX (char) Source flux (Note 8)   (phot.flux;em.X-ray)
  (2)PK-S (char) K-S probability that a source is constant during an observation (stat.fit.goodness;src.var)
  (2)SQH (char) Phase classification for the source (Note 9)   (src.class)
  (2)sig/PFFT (char) Period significance and the most possible period (in second) from FFT algorithm (stat.fit.goodness)
  (2)Nae  (n) [2/13] Number of possible afterglow events for sources with total events less than 100 (meta.number)
  (2)RAJ2000 deg (n)(i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  (2)DEJ2000 deg (n)(i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  (2)Ct(0.1-1.1) ct (n) Source net counts, 0.1-1.1 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.1-1.1) ct (n) Uncertainty in Ct(0.1-1.1) (Note 3)   (stat.error)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Ct(0.3-1.1) ct (n) Source net counts, 0.3-1.1 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.3-1.1) ct (n) Uncertainty in Ct(0.3-1.1) (Note 3)   (stat.error)
  (2)Ct(0.3-1) ct (n) Source net counts, 0.3-1 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.3-1) ct (n) Uncertainty in Ct(0.3-1) (Note 3)   (stat.error)
  (2)Ct(0.1-0.5) ct (n) Source net counts, 0.1-0.5keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.1-0.5) ct (n) Uncertainty in Ct(0.1-0.5) (Note 3)   (stat.error)
  (2)Ct(0.3-0.5) ct (n) [-265/11865] Source net counts, 0.3-0.5keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.3-0.5) ct (n) [1/113] Uncertainty in Ct(0.3-0.5) (Note 3)   (stat.error)
  (2)Ct(0.1-0.8) ct (n) Source net counts, 0.1-0.8 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.1-0.8) ct (n) Uncertainty in Ct(0.1-0.8) (Note 3)   (stat.error)
  (2)Ct(0.3-0.8) ct (n) Source net counts, 0.3-0.8 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.3-0.8) ct (n) Uncertainty in Ct(0.3-0.8) (Note 3)   (stat.error)
  (2)Ct(1-2) ct (n) Source net counts, 1-2 keV (Note 3)   (phot.count;em.X-ray)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)e_Ct(1-2) ct (n) Uncertainty in Ct(1-2) (Note 3)   (stat.error)
  (2)Ct(1.1-2) ct (n) Source net counts, 1.1-2 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(1.1-2) ct (n) Uncertainty in Ct(1.1-2) (Note 3)   (stat.error)
  (2)Ct(0.5-2.4) ct (n) Source net counts, 0.5-2.4 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.5-2.4) ct (n) Uncertainty in Ct(0.5-2.4) (Note 3)   (stat.error)
  (2)Ct(0.5-2) ct (n) Source net counts, 0.5-2 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.5-2) ct (n) Uncertainty in Ct(0.5-2) (Note 3)   (stat.error)
  (2)Ct(0.8-2) ct (n) Source net counts, 0.8-2 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.8-2) ct (n) Uncertainty in Ct(0.8-2) (Note 3)   (stat.error)
  (2)Ct(2-8) ct (n) Source net counts, 2-8 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(2-8) ct (n) Uncertainty in Ct(2-8) (Note 3)   (stat.error)
  (2)Ct(0.1-8) ct (n) Source net counts, 0.1-8 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.1-8) ct (n) Uncertainty in Ct(0.1-8) (Note 3)   (stat.error)
  (2)Ct(0.3-8) ct (n) Source net counts, 0.3-8 keV (Note 3)   (phot.count;em.X-ray)
  (2)e_Ct(0.3-8) ct (n) Uncertainty in Ct(0.3-8) (Note 3)   (stat.error)
  (3)Gal (char) Galaxy name (meta.id;meta.main)
  (3)Nx  Number of sources for this galaxy in table 5; column added by CDS (meta.number)
  (3)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (3)NED (char) ask the NED data-base about this object (meta.ref.url)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
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