! Swift/XRT hardness ratio of trigger: 1131910, name: GRB 221028A ! T0 for this burst is Swift MET=688655817.792 s, = 2022 Oct 28 at 13:16:27.676 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 344.711 855.936 -217.193 0.452203 0.034176 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 344.711 855.936 -217.193 0.036369 0.009460 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 344.711 855.936 -217.193 12.433711 3.367989