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GRB 171004A

Measurement Value Units
Swift Trigger Time Oct. 4, 2017, 2:55 a.m. UT Modify
Swift Trigger Number 776347 None Modify
BAT RA (J2000) 139.15 deg Modify
BAT Dec (J2000) 52.684 deg Modify
BAT 90% Error Radius 1.3 arcmin Modify
BAT T90 107.1 sec Modify
BAT Fluence (15-150 keV) 30.0 10^-7 erg/cm^2 Modify
BAT Photon Index (15-150 keV) (PL = simple power-law) 1.67 None Modify
XRT Time to First Observation 174.7 sec Modify
UVOT Time to First Observation 184.0 sec Modify
UVOT Other Filter Magnitudes B>19.8|U>19.7|White>20.3 None Modify
Swift Comments UVOT: no detection None Modify
Swift Burst Advocate Brad Cenko None Modify
XRT RA (J2000) 139.169375 deg Modify
XRT Dec (J2000) 52.6931388889 deg Modify
XRT 90% Error Radius 1.4 arcsec Modify
XRT Initial Temporal Index -1.125 None Modify
XRT Spectral Index (Gamma) 1.9759 None Modify
XRT Column Density (NH) 0.890858 10^21 cm^-2 Modify
BAT 1-sec Peak Photon Flux (15-150 keV) 0.9 ph/cm^2/sec Modify
XRT 11 Hour Flux (0.3-10 keV) 0.197504554 10^-11 erg/cm^2/s Modify
XRT 24 Hour Flux (0.3-10 keV) 0.131461398 10^-11 erg/cm^2/s Modify
XRT Early Flux (0.3-10 keV) 322.0 10^-11 erg/cm^2/s Modify

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