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GRB 171120A

Measurement Value Units
Swift Trigger Time Nov. 20, 2017, 7:20 a.m. UT Modify
Swift Trigger Number 791201 None Modify
BAT RA (J2000) 163.774 deg Modify
BAT Dec (J2000) 22.461 deg Modify
BAT 90% Error Radius 1.2 arcmin Modify
BAT T90 64.0 sec Modify
BAT Fluence (15-150 keV) 86.0 10^-7 erg/cm^2 Modify
XRT Time to First Observation 88.52 sec Modify
UVOT Time to First Observation 99.0 sec Modify
UVOT Magnitude V>19.1 None Modify
UVOT Other Filter Magnitudes B>20.9|U>20.7|UVW1>21.0|UVM2>21.0|UVW2>21.0|White>21.1 None Modify
Swift Comments UVOT: no detection None Modify
Swift Burst Advocate Aaron Tohuvavohu None Modify
XRT RA (J2000) 163.790458333 deg Modify
XRT Dec (J2000) 22.4586666667 deg Modify
XRT 90% Error Radius 1.6 arcsec Modify
XRT Initial Temporal Index -5.169 None Modify
XRT Spectral Index (Gamma) 1.91761 None Modify
XRT Column Density (NH) 24.127489 10^21 cm^-2 Modify
BAT 1-sec Peak Photon Flux (15-150 keV) 11.4 ph/cm^2/sec Modify
XRT 11 Hour Flux (0.3-10 keV) 0.119456688 10^-11 erg/cm^2/s Modify
XRT 24 Hour Flux (0.3-10 keV) 0.0507196326 10^-11 erg/cm^2/s Modify
Other Observatory Detections Fermi (LAT & GBM), Konus-Wind, Astrosat CZTI, Insight-HXMT, CGBM None Modify
XRT Early Flux (0.3-10 keV) 200.0 10^-11 erg/cm^2/s Modify
BAT Photon Index (15-150 keV) (CPL = cutoff power-law) 1.06 None Modify

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