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GRB 170728A

Measurement Value Units
Swift Trigger Time July 28, 2017, 1:53 a.m. UT Modify
Swift Trigger Number 765008 None Modify
BAT RA (J2000) 58.901 deg Modify
BAT Dec (J2000) 12.169 deg Modify
BAT 90% Error Radius 2.1 arcmin Modify
BAT T90 1.25 sec Modify
BAT Fluence (15-150 keV) 0.71 10^-7 erg/cm^2 Modify
XRT Time to First Observation 70.64 sec Modify
UVOT Time to First Observation 74.0 sec Modify
UVOT Magnitude V>19.1 None Modify
UVOT Other Filter Magnitudes B>19.7|U>20.0|UVW1>20.1|UVM2>20.6|UVW2>19.6|White=19.20 None Modify
Swift Burst Advocate John Cannizzo None Modify
XRT RA (J2000) 58.8883333333 deg Modify
XRT Dec (J2000) 12.1815277778 deg Modify
XRT 90% Error Radius 1.5 arcsec Modify
XRT Initial Temporal Index -0.8887 None Modify
XRT Spectral Index (Gamma) 2.21859 None Modify
XRT Column Density (NH) 2.677151 10^21 cm^-2 Modify
UVOT RA (J2000) 58.8882083333 deg Modify
UVOT Dec (J2000) 12.1818611111 deg Modify
UVOT 90% Error Radius 0.56 arcsec Modify
BAT 1-sec Peak Photon Flux (15-150 keV) 1.1 ph/cm^2/sec Modify
XRT 11 Hour Flux (0.3-10 keV) 0.0182446226 10^-11 erg/cm^2/s Modify
XRT 24 Hour Flux (0.3-10 keV) 0.0091208606 10^-11 erg/cm^2/s Modify
BAT Photon Index (15-150 keV) (CPL = cutoff power-law) -0.49 None Modify

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