! Swift/XRT hardness ratio of trigger: 11177, name: IceCube 190221A - source 1 ! T0 for this burst is Swift MET=572430339 s, = 2019 Feb 21 at 08:25:16.547 UT "; ! T0 for this burst is Swift MET=572430339, = 2019 Feb 21 at 08:25:16.547 UT " if ( defined(572430339) && defined(2019 Feb 21 at 08:25:16.547 UT) ); ! The hard band is 1.51-10 keV "; ! The soft band is 0.3-1.5 keV "; ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379 "; ! There are 3 datasets: Hard, Soft, and the ratio "; ! Columns are as labelled ! BINMODE: GRB-like (counts) READ TERR 1 READ SERR 2