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J/A+A/551/A142/1swxrt 7 year Swift-XRT point source catalog (1SWXRT) (D'Elia+, 2013)
1SWXRT catalog of the serendipitous sources detected in 7 years of Swift-XRT observations (84979 rows)
  recno=61106
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ColumnValue  Explain   (UCD)
_RAJ200002 08 37.9740 "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 23 13.309 "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)
_RAB195002 05 39.3308 "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 09 01.717 "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)
_Glon140.2097684 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-24.8813720 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)
61106recno 61106  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1SWXRTJ020837.9+352313  1SWXRT source name (JHHMMSS.s+DDMMSS) (meta.id;meta.main)
TargetBZBJ0208+3523  XRT field name (obs.field)
RAJ2000032.15822 deg (i) Swift-XRT Right Ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+35.38703 deg (i) Swift-XRT Declination (J2000) (pos.eq.dec;meta.main)
Seq00040498002  Swift-XRT observation number (meta.number)
Beg2012-02-07T12:08:20 s Start date of the field observations (time.start;obs)
End2012-02-07T23:27:57 s End date of the field observations (time.end;obs)
Fcrate 2.87e-02 ct/s 0.3-10keV count rate or 90% upper limit (red values are upper limits) (phot.count;em.X-ray)
e_Fcrate 9.99e-99 ct/s 1σ 0.3-10keV count rate error (set to -99 in case of upper limit) (stat.error)
FFlux 7.02e-13 mW/m2 0.5-10keV Flux or 90% upper limit (red values are upper limits) (phot.flux;em.X-ray)
e_FFlux 9.99e-99 mW/m2 1σ 0.5-10keV Flux error (set to -99 in case of upper limit) (stat.error)
Fprob 0.00e+00  0.3-10keV false detection probability (stat.fit.goodness)
FSNR 7.3  0.3-10keV Signal-to-noise ratio, S/N (stat.snr)
Scrate 2.83e-02 ct/s 0.3-3keV count rate or 90% upper limit (red values are upper limits) (phot.count;em.X-ray)
e_Scrate 9.99e-99 ct/s 1σ 0.3-3keV count rate error (set to -99 in case of upper limit) (stat.error)
SFlux 4.71e-13 mW/m2 0.5-2keV Flux or 90% upper limit (red values are upper limits) (phot.flux;em.X-ray)
e_SFlux 9.99e-99 mW/m2 1σ 0.5-2keV Flux error (set to -99 in case of upper limit) (stat.error)
Sprob 0.00e+00  0.3-13keV false detection probability (stat.fit.goodness)
SSNR 7.3  0.3-13keV Signal-to-noise ratio, S/N (stat.snr)
Hcrate 3.66e-03 ct/s 2-10keV count rate or 90% upper limit (red values are upper limits) (phot.count;em.X-ray)
e_Hcrate 9.99e-99 ct/s 1σ 2-10keV count rate (set to -99 in case of upper limit) (stat.error)
HFlux 2.50e-13 mW/m2 2-10keV Flux or 90% upper limit (red values are upper limits) (phot.flux;em.X-ray)
e_HFlux 9.99e-99 mW/m2 1σ 2-10keV Flux error (set to -99 in case of upper limit) (stat.error)
Hprob 4.91e-08  2-10keV false detection probability (stat.fit.goodness)
HSNR 2.5  2-10keV Signal-to-noise ratio, S/N (stat.snr)
Texp 2229.3 s Total on-time (time.expo)
HR-0.771   [-1/1] Hardness ratio (2) (Note 1)   (phot.flux;arith.ratio)
e_HR 0.082   1σ hardness ratio error (Note 3)   (stat.error)
ePos 3.3 arcsec Positional error at 68 % confidence level (stat.error;stat.fit.param;phys.atmol.level)
NH 6.28e+20 cm-2 Galactic hydrogen column density (phys.columnDensity;pos.galactic)
beta 1.664   Energy spectral index β=Γ-1 (Note 2)   (spect.index)
e_beta 0.335   Energy spectral index error (stat.error)
  
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