! Swift/XRT hardness ratio of trigger: 958141, name: GRB 200224A ! T0 for this burst is Swift MET=604207513.792 s, = 2020 Feb 24 at 03:24:49.304 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 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 331.725 485.576 -226.501 0.032444 0.008568 1380.396 662.972 -563.095 0.019008 0.004683 13099.702 40043.518 -7734.108 0.001523 0.000402 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 331.725 485.576 -226.501 0.079877 0.013626 1380.396 662.972 -563.095 0.018190 0.004870 13099.702 40043.518 -7734.108 0.003076 0.000503 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 331.725 485.576 -226.501 0.406172 0.127702 1380.396 662.972 -563.095 1.044987 0.380210 13099.702 40043.518 -7734.108 0.495246 0.153811