! Swift/XRT hardness ratio of trigger: 639278, name: GRB 150428B ! T0 for this burst is Swift MET=451883537.024 s, = 2015 Apr 28 at 03:12:03.518 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 101.792054457171 1.0509365540748 -1.05198246201621 117.733539953535 11.6653552135929 104.972468920968 1.91527508852735 -2.12947790972164 133.042737154273 9.74296914954191 NO NO NO NO NO ! WTST -- soft data !Time Err (pos) Err(neg) Rate Error 101.792054457171 1.0509365540748 -1.05198246201621 74.4469277238324 9.21325678628896 104.972468920968 1.91527508852735 -2.12947790972164 74.684711311364 7.04914237203456 NO NO NO NO NO ! WTST -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 101.792054457171 1.0509365540748 -1.05198246201621 1.60294117647059 0.247705992461637 104.972468920968 1.91527508852735 -2.12947790972164 1.80952380952381 0.200869147700871 NO NO NO NO NO ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 114.328 0.550 -0.522 102.080377 10.904862 115.496 0.611 -0.618 83.204613 9.337644 116.752 0.821 -0.645 101.101169 9.356420 118.069 0.574 -0.496 97.092431 10.614907 119.402 0.761 -0.760 84.934474 8.362262 120.870 0.633 -0.707 78.697004 8.525191 122.238 0.783 -0.735 81.721256 8.108902 123.560 0.567 -0.539 66.966674 8.581160 124.909 0.694 -0.781 82.165508 8.054733 126.088 0.575 -0.486 60.651905 8.123610 127.313 0.585 -0.650 85.574465 8.953685 128.557 0.719 -0.660 79.724281 8.263313 129.868 0.511 -0.592 76.003497 8.914272 130.7966 0.4545 -0.4173 59.753550 8.985629 132.089 0.747 -0.838 53.406054 6.318524 133.754 0.828 -0.918 70.407940 6.823997 135.122 0.573 -0.541 55.022359 7.660846 136.453 0.748 -0.757 49.331874 6.158075 138.159 0.769 -0.959 51.530725 5.865845 139.496 0.563 -0.568 50.562053 7.202876 140.949 0.831 -0.890 53.488542 5.947640 142.311 0.606 -0.531 53.963271 7.346864 143.485 0.627 -0.568 47.851843 6.816155 144.766 0.606 -0.654 44.193875 6.315822 146.015 0.618 -0.643 50.095146 6.839810 147.275 0.642 -0.642 51.185322 6.723784 148.468 0.571 -0.550 45.511742 6.786655 149.662 0.756 -0.623 54.556890 6.753264 151.160 0.648 -0.743 52.438617 6.592671 152.496 0.633 -0.688 40.974607 6.063023 153.693 0.575 -0.564 42.884513 6.771286 154.973 0.660 -0.706 41.779097 5.950419 156.692 0.852 -1.059 32.041813 4.484292 158.133 0.647 -0.588 40.664763 6.179229 159.570 0.758 -0.791 39.442705 5.369243 161.081 0.646 -0.753 39.142000 5.691187 162.481 0.811 -0.753 37.636351 5.220841 164.124 0.817 -0.832 30.883914 4.604989 165.691 0.625 -0.751 37.036000 5.522181 167.045 0.829 -0.730 37.000108 5.182424 168.599 0.806 -0.725 32.233903 4.992504 170.385 0.850 -0.979 27.789677 4.143716 172.285 1.044 -1.050 25.350613 3.698688 174.241 0.895 -0.912 28.341814 4.258089 176.086 1.038 -0.949 26.347501 3.914600 178.135 0.971 -1.011 26.277029 3.875577 180.337 1.160 -1.231 20.725248 3.210334 183.322 1.680 -1.825 14.554597 2.170470 186.710 1.695 -1.709 14.990161 2.235481 189.715 1.535 -1.310 17.723564 2.693662 192.729 1.471 -1.479 17.093010 2.597971 195.772 1.596 -1.572 16.142789 2.407642 199.335 2.027 -1.967 12.886803 1.958786 202.912 1.569 -1.549 16.931110 2.525490 206.767 2.580 -2.286 10.851913 1.618583 212.422 3.473 -3.074 7.751871 1.178458 218.823 2.964 -2.929 8.775276 1.309083 225.055 3.560 -3.268 7.763745 1.158187 231.666 4.413 -3.051 5.853077 0.980005 242.110 5.360 -6.031 4.519870 0.674352 253.746 6.320 -6.276 3.761103 0.592716 265.695 5.532 -5.628 3.081275 0.562903 276.696 5.920 -5.470 3.067968 0.560423 290.700 8.715 -8.083 1.961893 0.379491 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 114.328 0.550 -0.522 49.615556 7.680145 115.496 0.611 -0.618 64.766413 8.057298 116.752 0.821 -0.645 50.550584 6.535759 118.069 0.574 -0.496 53.348696 7.767848 119.402 0.761 -0.760 51.842244 6.479199 120.870 0.633 -0.707 59.433432 7.308037 122.238 0.783 -0.735 40.498088 5.768186 123.560 0.567 -0.539 48.325782 7.222018 124.909 0.694 -0.781 47.765958 6.283983 126.088 0.575 -0.486 48.738138 7.278939 127.313 0.585 -0.650 50.228491 6.849487 128.557 0.719 -0.660 38.910961 5.828552 129.868 0.511 -0.592 52.429945 7.475869 130.7966 0.4545 -0.4173 59.281897 8.847607 132.089 0.747 -0.838 48.540387 5.938871 133.754 0.828 -0.918 43.664783 5.410590 135.122 0.573 -0.541 46.443952 6.981669 136.453 0.748 -0.757 49.061639 6.092435 138.159 0.769 -0.959 43.639144 5.403749 139.496 0.563 -0.568 45.182320 6.738460 140.949 0.831 -0.890 43.395749 5.441503 142.311 0.606 -0.531 44.327853 6.736779 143.485 0.627 -0.568 41.540421 6.434678 144.766 0.606 -0.654 40.586212 6.052353 146.015 0.618 -0.643 41.369735 6.101746 147.275 0.642 -0.642 47.088753 6.512226 148.468 0.571 -0.550 45.511742 6.786663 149.662 0.756 -0.623 36.997184 5.516863 151.160 0.648 -0.743 36.665789 5.467457 152.496 0.633 -0.688 42.077158 6.012767 153.693 0.575 -0.564 48.784360 6.971047 154.973 0.660 -0.706 36.801249 5.592263 156.692 0.852 -1.059 36.956303 4.721054 158.133 0.647 -0.588 40.076239 6.207147 159.570 0.758 -0.791 46.746910 5.845656 161.081 0.646 -0.753 36.713737 5.515625 162.481 0.811 -0.753 32.105273 4.878660 164.124 0.817 -0.832 32.502248 4.776433 165.691 0.625 -0.751 38.682044 5.643606 167.045 0.829 -0.730 32.648793 4.868133 168.599 0.806 -0.725 32.233903 4.992508 170.385 0.850 -0.979 39.744193 4.996397 172.285 1.044 -1.050 30.204985 4.037507 174.241 0.895 -0.912 28.118104 4.192834 176.086 1.038 -0.949 25.575670 3.813718 178.135 0.971 -1.011 26.857342 3.918841 180.337 1.160 -1.231 28.310653 3.729361 183.322 1.680 -1.825 22.341007 2.750391 186.710 1.695 -1.709 19.652301 2.559799 189.715 1.535 -1.310 19.065286 2.821536 192.729 1.471 -1.479 21.193810 2.859432 195.772 1.596 -1.572 16.860246 2.460615 199.335 2.027 -1.967 20.112265 2.435262 202.912 1.569 -1.549 17.442063 2.592290 206.767 2.580 -2.286 20.739212 2.238749 212.422 3.473 -3.074 13.946587 1.584473 218.823 2.964 -2.929 9.067524 1.390757 225.055 3.560 -3.268 12.076937 1.445106 231.666 4.413 -3.051 8.034428 1.140841 242.110 5.360 -6.031 6.500047 0.822028 253.746 6.320 -6.276 5.190230 0.706528 265.695 5.532 -5.628 4.658176 0.700258 276.696 5.920 -5.470 3.906351 0.634103 290.700 8.715 -8.083 2.960569 0.455386 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 114.328 0.550 -0.522 2.057427 0.380970 115.496 0.611 -0.618 1.284688 0.210979 116.752 0.821 -0.645 2.000000 0.312802 118.069 0.574 -0.496 1.819959 0.327687 119.402 0.761 -0.760 1.638326 0.257409 120.870 0.633 -0.707 1.324120 0.215409 122.238 0.783 -0.735 2.017904 0.348366 123.560 0.567 -0.539 1.385734 0.272006 124.909 0.694 -0.781 1.720169 0.281316 126.088 0.575 -0.486 1.244444 0.249136 127.313 0.585 -0.650 1.703704 0.292065 128.557 0.719 -0.660 2.048890 0.372479 129.868 0.511 -0.592 1.449620 0.267187 130.7966 0.4545 -0.4173 1.007956 0.213300 132.089 0.747 -0.838 1.100240 0.186972 133.754 0.828 -0.918 1.612465 0.253188 135.122 0.573 -0.541 1.184704 0.242521 136.453 0.748 -0.757 1.005508 0.176843 138.159 0.769 -0.959 1.180837 0.198447 139.496 0.563 -0.568 1.119067 0.230690 140.949 0.831 -0.890 1.232576 0.206436 142.311 0.606 -0.531 1.217367 0.248289 143.485 0.627 -0.568 1.151934 0.242321 144.766 0.606 -0.654 1.088889 0.224824 146.015 0.618 -0.643 1.210913 0.243289 147.275 0.642 -0.642 1.086997 0.207252 148.468 0.571 -0.550 1.000000 0.210819 149.662 0.756 -0.623 1.474623 0.285679 151.160 0.648 -0.743 1.430178 0.278847 152.496 0.633 -0.688 0.973797 0.200260 153.693 0.575 -0.564 0.879063 0.187157 154.973 0.660 -0.706 1.135263 0.236378 156.692 0.852 -1.059 0.867019 0.164236 158.133 0.647 -0.588 1.014685 0.220113 159.570 0.758 -0.791 0.843750 0.155908 161.081 0.646 -0.753 1.066140 0.222844 162.481 0.811 -0.753 1.172279 0.241132 164.124 0.817 -0.832 0.950209 0.198882 165.691 0.625 -0.751 0.957447 0.199689 167.045 0.829 -0.730 1.133276 0.231782 168.599 0.806 -0.725 1.000000 0.218989 170.385 0.850 -0.979 0.699214 0.136328 172.285 1.044 -1.050 0.839286 0.166030 174.241 0.895 -0.912 1.007956 0.213300 176.086 1.038 -0.949 1.030178 0.216788 178.135 0.971 -1.011 0.978393 0.202921 180.337 1.160 -1.231 0.732065 0.148801 183.322 1.680 -1.825 0.651475 0.125926 186.710 1.695 -1.709 0.762769 0.150965 189.715 1.535 -1.310 0.929625 0.197122 192.729 1.471 -1.479 0.806510 0.163825 195.772 1.596 -1.572 0.957447 0.199689 199.335 2.027 -1.967 0.640744 0.124437 202.912 1.569 -1.549 0.970706 0.204273 206.767 2.580 -2.286 0.523256 0.096271 212.422 3.473 -3.074 0.555826 0.105396 218.823 2.964 -2.929 0.967770 0.206919 225.055 3.560 -3.268 0.642857 0.122831 231.666 4.413 -3.051 0.728499 0.159807 242.110 5.360 -6.031 0.695360 0.135867 253.746 6.320 -6.276 0.724651 0.150768 265.695 5.532 -5.628 0.661477 0.156384 276.696 5.920 -5.470 0.785379 0.191815 290.700 8.715 -8.083 0.662674 0.163675 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 322.450 18.390 -19.220 1.247387 0.272684 373.927 47.146 -33.088 0.549512 0.123448 488.376 100.686 -67.303 0.205420 0.046196 735.273 202.306 -146.210 0.070751 0.015942 1274.008 350.569 -336.429 0.046716 0.009263 5132.934 228.611 -328.013 0.050307 0.010607 5606.392 226.527 -244.848 0.048703 0.011379 6171.990 423.143 -339.071 0.038397 0.007931 11354.625 626.761 -664.499 0.031565 0.005641 16689.780 364.526 -330.001 0.039076 0.008633 17753.276 805.405 -698.971 0.029552 0.005114 47680.424 28379.756 -14068.269 0.016368 0.003320 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 322.450 18.390 -19.220 1.415439 0.290273 373.927 47.146 -33.088 0.551628 0.124155 488.376 100.686 -67.303 0.211610 0.047587 735.273 202.306 -146.210 0.077560 0.016753 1274.008 350.569 -336.429 0.029317 0.007461 5132.934 228.611 -328.013 0.043125 0.009947 5606.392 226.527 -244.848 0.038475 0.010146 6171.990 423.143 -339.071 0.045023 0.008586 11354.625 626.761 -664.499 0.021408 0.004683 16689.780 364.526 -330.001 0.028011 0.007338 17753.276 805.405 -698.971 0.023251 0.004550 47680.424 28379.756 -14068.269 0.011046 0.002771 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 322.450 18.390 -19.220 0.881272 0.264153 373.927 47.146 -33.088 0.996164 0.316780 488.376 100.686 -67.303 0.970746 0.308729 735.273 202.306 -146.210 0.912212 0.284732 1274.008 350.569 -336.429 1.593476 0.514097 5132.934 228.611 -328.013 1.166549 0.364546 5606.392 226.527 -244.848 1.265833 0.445969 6171.990 423.143 -339.071 0.852820 0.239759 11354.625 626.761 -664.499 1.474475 0.416507 16689.780 364.526 -330.001 1.395031 0.478069 17753.276 805.405 -698.971 1.270999 0.332047 47680.424 28379.756 -14068.269 1.481790 0.478094