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GRB 170127B

Measurement Value Units
Swift Trigger Time Jan. 27, 2017, 9:13 a.m. UT Modify
Swift Trigger Number 735331 None Modify
BAT RA (J2000) 19.997 deg Modify
BAT Dec (J2000) -30.34 deg Modify
BAT 90% Error Radius 1.9 arcmin Modify
BAT T90 0.51 sec Modify
BAT Fluence (15-150 keV) 1.0 10^-7 erg/cm^2 Modify
BAT Photon Index (15-150 keV) (PL = simple power-law) 0.89 None Modify
XRT Time to First Observation 74.68 sec Modify
UVOT Time to First Observation 114.0 sec Modify
UVOT Magnitude V>19.4 None Modify
UVOT Other Filter Magnitudes U>19.9|White>21.0 None Modify
Swift Comments UVOT: no detection None Modify
Swift Burst Advocate John Cannizzo None Modify
XRT RA (J2000) 19.9770833333 deg Modify
XRT Dec (J2000) -30.3580833333 deg Modify
XRT 90% Error Radius 2.0 arcsec Modify
XRT Initial Temporal Index -1.799 None Modify
XRT Spectral Index (Gamma) 1.56726 None Modify
XRT Column Density (NH) 0.201205001547 10^21 cm^-2 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) 6.0961815e-05 10^-11 erg/cm^2/s Modify
XRT 24 Hour Flux (0.3-10 keV) 1.4974794e-05 10^-11 erg/cm^2/s Modify
Other Observatory Detections Fermi (GBM) None Modify

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