! Swift/XRT hardness ratio of trigger: 621915, name: GRB 141220A ! T0 for this burst is Swift MET=440748185.6 s, = 2014 Dec 20 at 06:02:52.660 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 ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 116.199 9.317 -10.827 3.111801 0.524393 137.148 11.152 -11.632 3.535788 0.450721 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 116.199 9.317 -10.827 5.625262 0.737977 137.148 11.152 -11.632 7.226607 0.676333 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 116.199 9.317 -10.827 0.553183 0.108719 137.148 11.152 -11.632 0.489274 0.073867 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 1641.180 68.242 -52.109 0.371666 0.083591 1780.196 74.650 -70.774 0.313464 0.070776 2033.240 207.730 -178.393 0.200402 0.034624 5786.427 198.559 -187.567 0.063727 0.014328 6227.243 244.157 -242.257 0.047788 0.011083 7610.914 367.727 -253.611 0.038343 0.009433 14182.848 8643.135 -2980.083 0.011949 0.002725 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 1641.180 68.242 -52.109 0.428343 0.089996 1780.196 74.650 -70.774 0.332265 0.072640 2033.240 207.730 -178.393 0.251549 0.038796 5786.427 198.559 -187.567 0.070022 0.015013 6227.243 244.157 -242.257 0.052748 0.011632 7610.914 367.727 -253.611 0.040341 0.009680 14182.848 8643.135 -2980.083 0.023431 0.003847 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 1641.180 68.242 -52.109 0.867683 0.267053 1780.196 74.650 -70.774 0.943416 0.296500 2033.240 207.730 -178.393 0.796673 0.184508 5786.427 198.559 -187.567 0.910091 0.282746 6227.243 244.157 -242.257 0.905955 0.289931 7610.914 367.727 -253.611 0.950465 0.326635 14182.848 8643.135 -2980.083 0.509941 0.143314