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J/ApJS/235/43/moxc2 The 2nd MSFRs Omnibus X-ray Catalog (MOXC2) (Townsley+, 2018)
MOXC2 X-ray sources and properties (original column names in green) (18396 rows)
  recno=3592
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ColumnValue  Explain   (UCD)
_RAJ200017 20 39.02233 "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 48 54.0110 "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 17.83661 "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 45 55.5391 "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)
_Glon351.36347546 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+00.66719438 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)
3592recno 3592  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

REGIONNAMENGC 6334  Name of the massive star forming region (REGIONNAME) (linked to massive star-forming region data (Table 1)) (obs.field)
Name172039.02-354854.0  X-ray source name in IAU format (HHMMSS.ss+DDMMSS.s; J2000) (Name) (Note 1)   (meta.id;meta.main)
f_CXOU   p: source exhibiting photon pile-up; column added by CDS (see Note 7) (meta.code)
Labelc6036  X-ray source name used within the project (Note 2)   (meta.id;obs)
RAJ2000260.162593 deg (i) [244.5/348.9] Right ascension (J2000) (Note 1)   (pos.eq.ra;meta.main)
DEJ2000-35.815003 deg (i) [-51.2/61.8] Declination (J2000) (Note 1)   (pos.eq.dec;meta.main)
PosErr 0.369 arcsec [0.01/5.7] 1-σ error circle around (RAdeg,DEdeg) (PosErr) (stat.error)
PosTypeAE mean data  Algorithm used to estimate position (Broos+ 2010ApJ...714.1582B Section 7.1) (meta.id;stat.fit)
ProbNoSrc_MostValid 0.000653   [0/0.01] Smallest of no-t, no-s and no-h (ProbNoSrc_MostValid) (Note 3)   (stat.fit.goodness)
ProbNoSrc_t 0.000653   [0/0.5] p-value for no-source hypothesis in the total (0.5-8 keV) energy band (ProbNoSrc_t) (Note 4)   (stat.fit.goodness)
ProbNoSrc_s    [0/1] p-value for no-source hypothesis in the soft (0.5-2 keV) energy band 2012A&A...539A..79R (ProbNoSrc_s) (Note 4)   (stat.fit.goodness)
ProbNoSrc_h 0.000828   [0/1] p-value for no-source hypothesis in the hard (2-8 keV) energy band (ProbNoSrc_h) (Note 4)   (stat.fit.goodness)
ProbKS_single 0.190678   [0/1] smallest p-value under the null hypothesis (no variability within each single ObsID) for the Kolmogorov-Smirnov test on the timestamps of each ObsID's event list (ProbKS_single) (Note 5)   (stat.fit.goodness;src.var)
ProbKS_merge 0.002167   [0/1] p-value under the null hypothesis (no variability) for the Kolmogorov-Smirnov test on the timestamps of the multi-ObsID event list (ProbKS_merge) (Note 5)   (stat.fit.goodness;src.var)
ProbChisq_PhotonFlux 0.715753   [0/1] p-value under the null hypothesis (no variability) for the χ2 test on the single-ObsID measurements of Flux-t (ProbChisq_PhotonFlux) (stat.fit.chi2)
ExposureTimeNominal 66137.40 s [1015/147545] Total exposure in merged observations (ExposureTimeNominal) (time.expo)
ExposureFraction 0.964444   [0.07/1] Fraction of ExpNom source was observed (ExposureFraction) (Note 6)   (stat.fit.omc)
RateIn3x3Cell 0.000323 ct [0/0.5] 0.5-8keV rate in 3x3 CCD pixel cell in count/frame (RateIn3x3Cell) (Note 7)   (pos.cartesian.y)
NumObsIDs3   [1/4] Total number of observations extracted (NumObsIDs) (meta.number)
NumMerged3   [1/4] Number of observations merged to estimate photometry properties (NumMerged) (meta.number)
MergeBias 0.000000   [0/1] Fraction of exposure discarded to optimize merge (MergeBias) (stat.fit.omc)
Theta_Lo 3.323520 arcmin [0.01/25] Smallest value of θ (Theta_Lo) (stat.value)
Theta 5.644970 arcmin [0.04/25] Average off-axis angle θ for merged observations (Theta) (instr.offset)
Theta_Hi10.812200 arcmin [0.04/27.4] Largest value of θ (Theta_Hi) (stat.value;stat.max)
PsfFraction 0.735537   [0.3/1] Average PSF fraction at 1.49keV for merged observations (PsfFraction) (instr.det.psf)
SrcArea 58.060200 pix2 [0.7/31950] Average aperture area for merged observations in (0.492arcsec)2 units (SrcArea) (phys.area;instr)
AfterglowFraction 0.000000   [0/0.7] Suspected afterglow fraction, 0.5-8keV (AfterglowFraction) (Note 8)   (stat.fit.param)
SrcCounts_t 14 ct [0/8598] Extracted 0.5-8keV counts in merged apertures (SrcCounts_t) (phot.count;em.X-ray)
SrcCounts_s 1 ct [0/2189] Extracted 0.5-2keV counts in merged apertures (SrcCounts_s) (phot.count;em.X-ray)
SrcCounts_h 13 ct [0/8320] Extracted 2-8keV counts in merged apertures (SrcCounts_h) (phot.count;em.X-ray)
BkgScaling 20.791437   [0.4/13937] Scaling of background extraction (BkgScaling) (instr.background)
BkgCounts_t 112 ct [3/6732] Extracted 0.5-8keV counts in merged background regions (BkgCounts_t) (instr.background;em.X-ray.medium)
BkgCounts_s 10 ct [0/1088] Extracted 0.5-2keV counts in merged background regions (BkgCounts_s) (instr.background;em.X-ray.soft)
BkgCounts_h 102 ct [0/6543] Extracted 2-8keV counts in merged background regions (BkgCounts_h) (instr.background;em.X-ray.medium)
NetCounts_Lo_t 5.097760 ct [0/8460] 1-σ lower bound on Ncts-t (NetCounts_Lo_t) (Note 9)   (phot.count;em.X-ray;stat.min)
NetCounts_t 8.613167 ct [-0.4/8553] Net 0.5-8keV counts in merged apertures (NetCounts_t) (phot.count;em.X-ray)
NetCounts_Hi_t 12.72550 ct [1/8647] 1-σ upper bound on Ncts-t (NetCounts_Hi_t) (Note 9)   (phot.count;em.X-ray;stat.max)
NetCounts_Lo_s 0.00000 ct [0/2136] 1-σ lower bound on Ncts-s (NetCounts_Lo_s) (Note 9)   (phot.count;em.X-ray;stat.min)
NetCounts_s 0.526338 ct [-10.2/2183] Net 0.5-2keV counts in merged apertures (NetCounts_s) (phot.count;em.X-ray)
NetCounts_Hi_s 2.00209 ct [0/2230] 1-σ upper bound on Ncts-s (NetCounts_Hi_s) (Note 9)   (phot.count;em.X-ray;stat.max)
NetCounts_Lo_h 4.72969 ct [0/8186] 1-σ lower bound on Ncts-h (NetCounts_Lo_h) (Note 9)   (phot.count;em.X-ray;stat.min)
NetCounts_h 8.086829 ct [-20.1/8278] Net 2-8keV counts in merged apertures (NetCounts_h) (phot.count;em.X-ray)
NetCounts_Hi_h 12.07890 ct [0.5/8370] 1-σ upper bound on Ncts-h (NetCounts_Hi_h) (Note 9)   (phot.count;em.X-ray;stat.max)
MeanEffectiveArea_t169.1555 cm2.ct/ph [12/293] Mean effective area (ARF value) in cm2.count/photon in 0.5-8keV (MeanEffectiveArea_t) (Note 10)   (phys.area;instr)
MeanEffectiveArea_s239.6869 cm2.ct/ph [16.5/515] Mean effective area (ARF value) in cm2.count/photon in 0.5-2keV (MeanEffectiveArea_s) (Note 10)   (phys.area;instr)
MeanEffectiveArea_h151.4798 cm2.ct/ph [10.4/238] Mean effective area (ARF value) in cm2.count/photon in 2-8keV (MeanEffectiveArea_h) (Note 10)   (phys.area;instr)
MedianEnergy_t 3.9201 keV [0.5/7.6] Median 0.5-8keV energy, observed spectrum (MedianEnergy_t) (em.energy)
MedianEnergy_s 1.2045 keV [0.5/2] Median 0.5-2keV energy, observed spectrum (MedianEnergy_s) (em.energy)
MedianEnergy_h 3.9201 keV [2/8] Median 2-8keV energy, observed spectrum (MedianEnergy_h) (em.energy)
PhotonFlux_t 7.69892e-07 ph/cm2/s [-7.7e-8/0.0014] Incident total (0.5-8keV) photon flux: NCts-t/Area-t/ExpNom (PhotonFlux_t) (Note 11)   (phot.flux;em.X-ray)
PhotonFlux_s 3.32027e-08 ph/cm2/s [-2.2e-6/0.00011] Incident soft (0.5-2keV) photon flux: NCts-s/Area-s/ExpNom (PhotonFlux_s) (Note 11)   (phot.flux;em.X-ray)
PhotonFlux_h 8.07192e-07 ph/cm2/s [-1.7e-5/0.0016] Incident hard (2-8keV) photon flux: NCts-h/Area-h/ExpNom (PhotonFlux_h) (Note 11)   (phot.flux;em.X-ray)
EnergyFlux_t 5.13323e-15 mW/m2 [0/1.1e-11] Total (0.5-8keV) energy flux max (EFlxs>0)+max(EFlxh,0) (EnergyFlux_t) (Note 12)   (em.energy)
EnergyFlux_s 6.40682e-17 mW/m2 [7.4e-20/2.6e-13] Soft (0.5-2keV) apparent energy flux (EnergyFlux_s) (Note 12)   (em.energy)
EnergyFlux_h 5.06916e-15 mW/m2 [2.5e-20/1.1e-11] Hard (2-8keV) apparent energy flux (EnergyFlux_h) (Note 12)   (em.energy)
  
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