! Swift/XRT hardness ratio of trigger: 853824, name: GRB 180818A ! T0 for this burst is Swift MET=556254745.472 s, = 2018 Aug 18 at 03:12:04.026 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 ! WTST -- hard data !Time Err (pos) Err(neg) Rate Error 67.8034150315517 1.79954700229995 -1.47043501160846 25.8027596607947 2.84946566528987 71.4433144827334 2.05678255362831 -1.84035244888179 28.6954031430709 2.7485394435756 NO NO NO NO NO ! WTST -- soft data !Time Err (pos) Err(neg) Rate Error 67.8034150315517 1.79954700229995 -1.47043501160846 14.1035821615659 2.10244929747858 71.4433144827334 2.05678255362831 -1.84035244888179 19.9235592172172 2.28539951517263 NO NO NO NO NO ! WTST -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 67.8034150315517 1.79954700229995 -1.47043501160846 1.82222222222222 0.338057064524869 71.4433144827334 2.05678255362831 -1.84035244888179 1.43421052631579 0.214327907904503 NO NO NO NO NO ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 82.906 2.522 -2.565 8.653612 1.406986 88.317 3.062 -2.889 5.487831 1.001938 96.407 6.621 -5.027 2.806790 0.512448 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 82.906 2.522 -2.565 10.486400 1.498061 88.317 3.062 -2.889 5.488435 1.002048 96.407 6.621 -5.027 4.677964 0.661566 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 82.906 2.522 -2.565 0.825222 0.178606 88.317 3.062 -2.889 0.999890 0.258170 96.407 6.621 -5.027 0.600002 0.138565 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 239.067 161.523 -129.326 0.101142 0.022818 632.224 302.423 -231.635 0.064288 0.012257 1245.767 368.355 -311.119 0.035550 0.008132 6078.197 1275.071 -1019.060 0.015466 0.003012 14540.736 9215.940 -3370.261 0.005453 0.001467 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 239.067 161.523 -129.326 0.162164 0.032546 632.224 302.423 -231.635 0.043281 0.010072 1245.767 368.355 -311.119 0.028303 0.007259 6078.197 1275.071 -1019.060 0.013763 0.002906 14540.736 9215.940 -3370.261 0.007468 0.001741 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 239.067 161.523 -129.326 0.623698 0.188329 632.224 302.423 -231.635 1.485364 0.446868 1245.767 368.355 -311.119 1.256062 0.431660 6078.197 1275.071 -1019.060 1.123731 0.322796 14540.736 9215.940 -3370.261 0.730099 0.259895