! Swift/XRT hardness ratio of trigger: 668641, name: GRB 151228B ! T0 for this burst is Swift MET=473035650.56 s, = 2015 Dec 28 at 22:47:14.941 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 41.3621889318056 1.06011905312627 -0.980533911194833 149.521592027045 28.9033381558918 43.2305120511866 0.757432926199925 -0.808204066254675 126.743038748016 20.4698966690351 45.1152777973276 1.2673671708082 -1.1273328199411 131.351075798676 30.9458830940411 47.5436895970331 1.18118442258975 -1.16104462889725 104.624741907467 25.9507744008977 NO NO NO NO NO ! WTST -- soft data !Time Err (pos) Err(neg) Rate Error 41.3621889318056 1.06011905312627 -0.980533911194833 75.8044423547849 17.6744865215268 43.2305120511866 0.757432926199925 -0.808204066254675 119.061864850134 19.5366334851663 45.1152777973276 1.2673671708082 -1.1273328199411 72.1360340198393 18.5000106144968 47.5436895970331 1.18118442258975 -1.16104462889725 83.0390989628109 21.5778666371246 NO NO NO NO NO ! WTST -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 41.3621889318056 1.06011905312627 -0.980533911194833 2.01470588235294 0.298864165356804 43.2305120511866 0.757432926199925 -0.808204066254675 1.10294117647059 0.184686555421091 45.1152777973276 1.2673671708082 -1.1273328199411 1.86764705882353 0.280644022875634 47.5436895970331 1.18118442258975 -1.16104462889725 1.25 0.178774235483549 NO NO NO NO NO ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 56.629 0.795 -0.795 80.923857 9.831748 58.230 0.717 -0.806 80.936389 10.044778 59.844 0.975 -0.897 86.287967 9.353389 61.500 0.620 -0.680 69.574127 10.123961 63.086 0.917 -0.967 64.121600 7.973272 64.960 0.838 -0.957 45.646500 6.835371 66.585 0.822 -0.786 48.672568 7.731606 68.198 0.862 -0.790 48.767352 7.456965 70.371 1.493 -1.311 42.783998 5.357261 73.105 1.253 -1.241 31.360957 4.991569 75.543 1.313 -1.185 42.231268 5.810517 78.134 1.398 -1.278 28.383619 4.503904 81.068 1.419 -1.536 33.582571 4.618643 83.770 1.262 -1.282 30.609967 4.749423 86.605 1.536 -1.574 29.079976 4.301358 89.650 1.579 -1.509 23.614400 3.699616 92.822 1.701 -1.592 21.181176 3.565082 95.923 1.384 -1.400 25.433054 4.211127 99.666 2.461 -2.358 15.517987 2.460572 104.382 2.355 -2.255 15.837509 2.611352 108.480 1.660 -1.743 21.503521 3.711148 112.164 1.808 -2.024 19.182965 3.174111 115.727 1.838 -1.754 21.078615 3.278854 120.393 2.975 -2.828 12.871139 2.065901 126.349 2.929 -2.981 12.402183 2.047388 131.599 2.467 -2.320 16.308058 2.516402 138.583 4.910 -4.518 8.239184 1.286186 150.867 8.281 -7.374 4.809208 0.761498 170.774 16.127 -11.626 2.277301 0.408873 200.766 17.358 -13.865 1.655208 0.316208 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 56.629 0.795 -0.795 70.621117 9.197784 58.230 0.717 -0.806 80.109755 9.838296 59.844 0.975 -0.897 64.547819 8.040519 61.500 0.620 -0.680 81.259123 11.012375 63.086 0.917 -0.967 72.819897 8.492463 64.960 0.838 -0.957 68.313212 8.445169 66.585 0.822 -0.786 57.679486 8.127611 68.198 0.862 -0.790 53.166189 7.781555 70.371 1.493 -1.311 63.975923 6.674821 73.105 1.253 -1.241 54.202457 6.543884 75.543 1.313 -1.185 71.562281 7.492177 78.134 1.398 -1.278 48.923142 5.912669 81.068 1.419 -1.536 64.237060 6.541662 83.770 1.262 -1.282 57.138606 6.707408 86.605 1.536 -1.574 47.883241 5.584407 89.650 1.579 -1.509 44.261613 5.296867 92.822 1.701 -1.592 39.865088 5.014400 95.923 1.384 -1.400 34.164662 4.923280 99.666 2.461 -2.358 47.691666 4.827390 104.382 2.355 -2.255 39.314078 4.538350 108.480 1.660 -1.743 57.568043 6.808279 112.164 1.808 -2.024 41.726608 4.989185 115.727 1.838 -1.754 48.408529 5.270314 120.393 2.975 -2.828 44.570375 4.074330 126.349 2.929 -2.981 38.839461 3.708142 131.599 2.467 -2.320 39.900590 4.038528 138.583 4.910 -4.518 32.225223 2.707395 150.867 8.281 -7.374 25.662174 2.021052 170.774 16.127 -11.626 14.851840 1.137624 200.766 17.358 -13.865 6.463173 0.655451 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 56.629 0.795 -0.795 1.145888 0.202915 58.230 0.717 -0.806 1.010319 0.175490 59.844 0.975 -0.897 1.336807 0.219125 61.500 0.620 -0.680 0.856201 0.169509 63.086 0.917 -0.967 0.880551 0.149386 64.960 0.838 -0.957 0.668194 0.129066 66.585 0.822 -0.786 0.843845 0.178203 68.198 0.862 -0.790 0.917263 0.192948 70.371 1.493 -1.311 0.668752 0.106804 73.105 1.253 -1.241 0.578589 0.114578 75.543 1.313 -1.185 0.590133 0.099582 78.134 1.398 -1.278 0.580168 0.112326 81.068 1.419 -1.536 0.522791 0.086005 83.770 1.262 -1.282 0.535714 0.098965 86.605 1.536 -1.574 0.607310 0.107362 89.650 1.579 -1.509 0.533519 0.098709 92.822 1.701 -1.592 0.531321 0.102663 95.923 1.384 -1.400 0.744426 0.151995 99.666 2.461 -2.358 0.325382 0.055929 104.382 2.355 -2.255 0.402846 0.074458 108.480 1.660 -1.743 0.373532 0.067411 112.164 1.808 -2.024 0.459730 0.085889 115.727 1.838 -1.754 0.435432 0.077892 120.393 2.975 -2.828 0.288782 0.050553 126.349 2.929 -2.981 0.319319 0.058746 131.599 2.467 -2.320 0.408717 0.073835 138.583 4.910 -4.518 0.255675 0.043469 150.867 8.281 -7.374 0.187405 0.031036 170.774 16.127 -11.626 0.153335 0.028757 200.766 17.358 -13.865 0.256098 0.054000 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 333.189 181.742 -81.527 0.322237 0.072723 912.663 502.388 -397.732 0.061296 0.011865 5871.797 1286.676 -1185.029 0.018005 0.003529 11623.199 1281.946 -1220.339 0.014816 0.002911 20591.036 3800.006 -4352.628 0.010313 0.002121 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 333.189 181.742 -81.527 0.828776 0.120032 912.663 502.388 -397.732 0.121789 0.016649 5871.797 1286.676 -1185.029 0.040182 0.005430 11623.199 1281.946 -1220.339 0.027678 0.003958 20591.036 3800.006 -4352.628 0.015144 0.002534 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 333.189 181.742 -81.527 0.388810 0.104262 912.663 502.388 -397.732 0.503295 0.119271 5871.797 1286.676 -1185.029 0.448072 0.106677 11623.199 1281.946 -1220.339 0.535310 0.130079 20591.036 3800.006 -4352.628 0.680990 0.180558