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GRB 170813A

Measurement Value Units
Swift Trigger Time Aug. 12, 2017, 8:13 p.m. UT Modify
Swift Trigger Number 767563 None Modify
BAT RA (J2000) 201.057 deg Modify
BAT Dec (J2000) -5.527 deg Modify
BAT 90% Error Radius 3.4 arcmin Modify
BAT T90 75.5 sec Modify
BAT Fluence (15-150 keV) 19.0 10^-7 erg/cm^2 Modify
BAT Photon Index (15-150 keV) (PL = simple power-law) 1.17 None Modify
XRT Time to First Observation 134.1 sec Modify
UVOT Time to First Observation 144.0 sec Modify
UVOT Magnitude V>19.3 None Modify
UVOT Other Filter Magnitudes B>20.7|U>20.4|UVW1>19.9|UVM2>20.5|UVW2>20.4|White>21.4 None Modify
Swift Comments UVOT: no detection None Modify
Swift Burst Advocate Kim Page None Modify
XRT RA (J2000) 201.057583333 deg Modify
XRT Dec (J2000) -5.49080555556 deg Modify
XRT 90% Error Radius 1.8 arcsec Modify
XRT Initial Temporal Index -3.235 None Modify
XRT Spectral Index (Gamma) 1.83425 None Modify
XRT Column Density (NH) 2.426133 10^21 cm^-2 Modify
BAT 1-sec Peak Photon Flux (15-150 keV) 0.8 ph/cm^2/sec Modify
XRT 11 Hour Flux (0.3-10 keV) 4.640372e-07 10^-11 erg/cm^2/s Modify
XRT 24 Hour Flux (0.3-10 keV) 3.71916272e-08 10^-11 erg/cm^2/s Modify
Other Observatory Detections Fermi (GBM) None Modify
XRT Early Flux (0.3-10 keV) 55.9 10^-11 erg/cm^2/s Modify

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