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GRB 170317A

Measurement Value Units
Swift Trigger Time March 17, 2017, 4:45 a.m. UT Modify
Swift Trigger Number 742866 None Modify
BAT RA (J2000) 93.087 deg Modify
BAT Dec (J2000) 50.5 deg Modify
BAT 90% Error Radius 1.0 arcmin Modify
BAT T90 11.94 sec Modify
BAT Fluence (15-150 keV) 13.0 10^-7 erg/cm^2 Modify
XRT Time to First Observation 83.3 sec Modify
UVOT Time to First Observation 87.0 sec Modify
UVOT Magnitude V=18.36 None Modify
UVOT Other Filter Magnitudes B=19.12|U=17.75|UVW1=20.20|UVM2>19.8|UVW2>20.2|White=17.53 None Modify
Swift Burst Advocate Sam Laporte None Modify
XRT RA (J2000) 93.0619583333 deg Modify
XRT Dec (J2000) 50.4930277778 deg Modify
XRT 90% Error Radius 1.4 arcsec Modify
XRT Initial Temporal Index -3.755 None Modify
XRT Spectral Index (Gamma) 2.06523 None Modify
XRT Column Density (NH) 2.52770000343 10^21 cm^-2 Modify
UVOT RA (J2000) 93.06175 deg Modify
UVOT Dec (J2000) 50.4931111111 deg Modify
UVOT 90% Error Radius 0.43 arcsec Modify
BAT 1-sec Peak Photon Flux (15-150 keV) 3.5 ph/cm^2/sec Modify
XRT 11 Hour Flux (0.3-10 keV) 0.01873858 10^-11 erg/cm^2/s Modify
XRT 24 Hour Flux (0.3-10 keV) 0.00575386 10^-11 erg/cm^2/s Modify
Other Observatory Detections SANTEL-650 (0.65m), Xinglong (0.8m), GMG (2.4m), AZT-33IK, MITSuME (50cm), Faulkes North (2m), HJT (1.5m), POLAR, DOAO (1m) None Modify
BAT Photon Index (15-150 keV) (CPL = cutoff power-law) 0.8 None Modify

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