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GRB 171211A

Measurement Value Units
Swift Trigger Time Dec. 11, 2017, 3:27 a.m. UT Modify
Swift Trigger Number 796469 None Modify
BAT RA (J2000) 98.154 deg Modify
BAT Dec (J2000) -58.689 deg Modify
BAT 90% Error Radius 1.8 arcmin Modify
BAT T90 2.32 sec Modify
BAT Fluence (15-150 keV) 2.4 10^-7 erg/cm^2 Modify
BAT Photon Index (15-150 keV) (PL = simple power-law) 1.77 None Modify
XRT Time to First Observation 91.89 sec Modify
UVOT Time to First Observation 362.0 sec Modify
UVOT Magnitude V>19.0 None Modify
UVOT Other Filter Magnitudes UVW1>19.7|UVM2>19.9|UVW2>20.2 None Modify
Swift Comments UVOT: no detection None Modify
Swift Burst Advocate Jeff Gropp None Modify
XRT RA (J2000) 98.1344166667 deg Modify
XRT Dec (J2000) -58.6913611111 deg Modify
XRT 90% Error Radius 1.8 arcsec Modify
XRT Initial Temporal Index -1.169 None Modify
XRT Spectral Index (Gamma) 1.66685 None Modify
XRT Column Density (NH) 1.767049 10^21 cm^-2 Modify
BAT 1-sec Peak Photon Flux (15-150 keV) 2.3 ph/cm^2/sec Modify
XRT 11 Hour Flux (0.3-10 keV) 0.01277514 10^-11 erg/cm^2/s Modify
XRT 24 Hour Flux (0.3-10 keV) 0.005131518 10^-11 erg/cm^2/s Modify

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