Last updated using ObsID 00512035000, version 7;
The BAT spectrum was fitted with a cut-off power-law. The cutoff energy was 190.8 keV and was not allowed to evolve. See caveats for details.
All data uses absorption NH=0.079 × 1022 cm-2 at z=0 and 0.95 × 1022 cm-2 at z=1.728.
(Source: the late-time spectrum from the XRT spectrum repository).