! Swift/XRT hardness ratio of trigger: 889785, name: GRB 190220A ! T0 for this burst is Swift MET=572324397.12 s, = 2019 Feb 20 at 02:59:34.673 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 194.259 41.856 -38.378 1.191756 0.199301 278.620 55.281 -42.504 0.759987 0.143780 422.131 109.849 -88.230 0.437913 0.076655 712.165 193.399 -180.185 0.192099 0.037276 10538.549 19094.555 -6057.649 0.015325 0.002753 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 194.259 41.856 -38.378 0.663599 0.148612 278.620 55.281 -42.504 0.539884 0.121091 422.131 109.849 -88.230 0.263503 0.059648 712.165 193.399 -180.185 0.224356 0.040436 10538.549 19094.555 -6057.649 0.007151 0.001915 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 194.259 41.856 -38.378 1.795898 0.501951 278.620 55.281 -42.504 1.407686 0.413050 422.131 109.849 -88.230 1.661892 0.475552 712.165 193.399 -180.185 0.856224 0.226758 10538.549 19094.555 -6057.649 2.142969 0.691101