! Swift/XRT lightcurve 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 ! Data covers 0.3-10 keV ! The data are in 5 columns: "; ! time, time error (+ve), time error (-ve), source count-rate, source error ! For a detailed description of light curve production, see Evans et al. 2007 (A&A, 469, 379 ) ! For a detailed description of the file, see ! http://www.swift.ac.uk/xrt_curves/docs.php ! This lightcurve was obtained from http://www.swift.ac.uk/xrt_curves/00668641 ! BINMODE: GRB-like (counts) READ TERR 1 2 ! WTSLEW data !Time T_+ve T_-ve Rate Ratepos Rateneg 40.738554877432 0.358298097562752 -0.356899856821151 215.375923624799 28.0551847642309 -26.9810456959322 41.3511122150359 0.233223784555946 -0.254259240041151 297.484102384606 67.6992372640389 -74.4538905634777 42.0090868422566 0.400767169382 -0.4247508426648 192.382610291242 70.2212672510539 -44.2105323589516 42.8422073998413 0.320219625103022 -0.432353388202678 238.264031302917 52.5479828564838 -34.1827947703304 43.5391534608912 0.356276524735016 -0.376726435946885 242.929714546236 48.5973207763406 -32.7700457877567 44.2957513018255 0.355810690445907 -0.400321316199296 232.535706007355 44.4105184672807 -33.6049050904942 45.0319601279179 0.393523890510885 -0.380398135646516 226.304490737391 44.987446547312 -42.7015119775856 45.9177774804266 0.528915539543348 -0.492293461997747 158.647054379182 45.2741668097077 -43.0358576370009 46.8231043682344 0.37437662513949 -0.376411348264512 193.876320820704 29.1453631706045 -68.3140883743717 48.0377064303137 0.687167589309119 -0.840225436939782 182.906177518762 26.2185975670634 -55.8695713397093 NO NO NO NO NO ! WT data !Time T_+ve T_-ve Rate Ratepos Rateneg 56.235 0.323 -0.401 1.668411e+02 2.065699e+01 -2.105029e+01 57.014 0.391 -0.456 1.398199e+02 1.776587e+01 -1.807794e+01 57.788 0.428 -0.383 1.489129e+02 1.843092e+01 -1.876944e+01 58.632 0.283 -0.416 1.727844e+02 2.138543e+01 -2.177773e+01 59.294 0.406 -0.379 1.524595e+02 1.911910e+01 -1.946526e+01 60.054 0.381 -0.354 1.644171e+02 2.036692e+01 -2.075863e+01 60.915 0.420 -0.480 1.328747e+02 1.666264e+01 -1.696265e+01 61.721 0.306 -0.386 1.711181e+02 2.174556e+01 -2.213461e+01 62.529 0.387 -0.502 1.358085e+02 1.680874e+01 -1.711040e+01 63.453 0.384 -0.536 1.313443e+02 1.625621e+01 -1.653655e+01 64.242 0.464 -0.406 9.418748e+01 1.404213e+01 -1.421308e+01 65.122 0.413 -0.416 1.457173e+02 1.804845e+01 -1.836545e+01 66.095 0.501 -0.559 1.116406e+02 1.419789e+01 -1.443380e+01 67.106 0.343 -0.511 9.577780e+01 1.429261e+01 -1.446341e+01 68.007 0.614 -0.557 1.019943e+02 1.280178e+01 -1.302022e+01 69.187 0.492 -0.566 1.167577e+02 1.434532e+01 -1.449120e+01 70.131 0.477 -0.451 9.981452e+01 1.410645e+01 -1.422108e+01 71.127 0.664 -0.519 1.009206e+02 1.277965e+01 -1.292464e+01 72.309 0.569 -0.518 9.202536e+01 1.282152e+01 -1.297391e+01 73.450 0.465 -0.572 7.426998e+01 1.201550e+01 -1.212202e+01 74.490 0.437 -0.575 1.191251e+02 1.483536e+01 -1.505005e+01 75.270 0.519 -0.342 9.782682e+01 1.466218e+01 -1.476416e+01 76.259 0.545 -0.471 1.175346e+02 1.522604e+01 -1.512678e+01 77.287 0.489 -0.483 7.888087e+01 1.256756e+01 -1.245151e+01 78.254 0.404 -0.478 8.696660e+01 1.349055e+01 -1.345081e+01 79.223 0.603 -0.564 6.478503e+01 1.048107e+01 -1.025578e+01 80.257 0.441 -0.431 8.933039e+01 1.389985e+01 -1.361477e+01 81.235 0.469 -0.538 1.140195e+02 1.452693e+01 -1.448130e+01 82.015 0.472 -0.310 9.948157e+01 1.514300e+01 -1.510074e+01 82.945 0.498 -0.458 8.151192e+01 1.287096e+01 -1.245648e+01 83.859 0.418 -0.416 9.333036e+01 1.476014e+01 -1.426530e+01 84.690 0.439 -0.413 9.138397e+01 1.437089e+01 -1.395348e+01 85.647 0.496 -0.518 7.679281e+01 1.203120e+01 -1.171771e+01 86.690 0.660 -0.546 6.456033e+01 1.031986e+01 -9.888564e+00 87.692 0.449 -0.343 9.254079e+01 1.547643e+01 -1.473795e+01 88.614 0.439 -0.472 8.006757e+01 1.278499e+01 -1.226008e+01 89.726 0.579 -0.674 5.738426e+01 9.354256e+00 -8.956277e+00 90.812 0.646 -0.507 6.326327e+01 1.021458e+01 -9.708645e+00 91.961 0.466 -0.504 7.303199e+01 1.233917e+01 -1.165840e+01 92.998 0.481 -0.570 6.835620e+01 1.181905e+01 -1.082142e+01 94.270 0.603 -0.792 5.228904e+01 8.616890e+00 -8.063533e+00 95.575 0.469 -0.702 5.958515e+01 1.027979e+01 -9.701505e+00 96.623 0.663 -0.579 5.787754e+01 9.897640e+00 -9.132185e+00 97.836 0.494 -0.551 6.983748e+01 1.145528e+01 -1.075162e+01 98.925 0.451 -0.595 7.073767e+01 1.174203e+01 -1.108023e+01 100.059 0.732 -0.683 5.238909e+01 8.684046e+00 -8.203949e+00 101.511 0.480 -0.721 6.261316e+01 1.035175e+01 -9.657292e+00 102.697 0.598 -0.706 5.011331e+01 9.598857e+00 -9.163257e+00 103.843 0.607 -0.547 6.322775e+01 1.091411e+01 -1.014382e+01 105.084 0.609 -0.633 5.967023e+01 9.994663e+00 -9.366737e+00 106.392 0.620 -0.700 5.695964e+01 9.364735e+00 -8.773699e+00 107.559 0.510 -0.546 7.115131e+01 1.260646e+01 -1.109000e+01 108.513 0.401 -0.444 8.897666e+01 1.733368e+01 -1.397945e+01 109.433 0.465 -0.519 7.466256e+01 1.372325e+01 -1.207579e+01 110.422 0.618 -0.524 6.436153e+01 1.101992e+01 -1.030270e+01 111.811 0.546 -0.771 5.583795e+01 9.602722e+00 -8.947988e+00 112.978 0.480 -0.621 6.775268e+01 1.150997e+01 -1.067061e+01 113.980 0.461 -0.522 7.709747e+01 1.252441e+01 -1.184928e+01 115.075 0.653 -0.635 5.878048e+01 9.372629e+00 -8.997963e+00 116.184 0.545 -0.455 7.462573e+01 1.203969e+01 -1.162438e+01 117.274 0.597 -0.546 6.628929e+01 1.041751e+01 -1.012094e+01 118.468 0.787 -0.597 5.390607e+01 8.680733e+00 -8.394155e+00 119.915 0.579 -0.661 6.125163e+01 1.000565e+01 -9.563855e+00 121.062 0.544 -0.568 6.999065e+01 1.084363e+01 -1.065925e+01 122.496 0.782 -0.889 4.658588e+01 7.214537e+00 -7.094773e+00 124.026 0.781 -0.749 5.012570e+01 7.911392e+00 -7.777842e+00 125.565 0.646 -0.758 5.141164e+01 8.669030e+00 -8.597890e+00 126.904 0.665 -0.693 5.649906e+01 8.867359e+00 -8.757856e+00 128.225 0.791 -0.657 5.217695e+01 8.381851e+00 -8.248566e+00 129.738 0.615 -0.722 5.740093e+01 8.844399e+00 -8.866008e+00 131.024 0.776 -0.671 5.365835e+01 8.409559e+00 -8.442535e+00 132.515 0.811 -0.716 5.169320e+01 7.963441e+00 -7.984033e+00 134.002 0.724 -0.676 5.719332e+01 8.689721e+00 -8.678257e+00 135.737 0.989 -1.011 3.946325e+01 6.079247e+00 -6.095091e+00 137.353 0.876 -0.628 5.326834e+01 8.190609e+00 -8.101222e+00 139.517 1.055 -1.288 3.368009e+01 5.380031e+00 -5.237343e+00 141.648 0.883 -1.076 3.901238e+01 6.100018e+00 -5.950896e+00 143.690 1.134 -1.159 3.339975e+01 5.129956e+00 -5.034441e+00 146.021 1.424 -1.197 2.817649e+01 4.581123e+00 -4.396206e+00 148.617 0.967 -1.172 3.452941e+01 5.701577e+00 -5.403134e+00 150.767 1.004 -1.184 3.332648e+01 5.614382e+00 -5.316023e+00 152.933 1.127 -1.161 3.404990e+01 5.425649e+00 -5.292671e+00 155.307 1.297 -1.247 3.107291e+01 4.813806e+00 -4.732388e+00 158.298 1.649 -1.694 2.364797e+01 3.616890e+00 -3.592949e+00 161.405 1.669 -1.458 2.488257e+01 3.961398e+00 -3.867137e+00 164.836 1.877 -1.761 2.130322e+01 3.334027e+00 -3.300875e+00 168.956 2.151 -2.243 1.711728e+01 2.789498e+00 -2.755917e+00 172.919 2.129 -1.812 1.943741e+01 3.097948e+00 -3.021184e+00 177.445 2.777 -2.396 1.350946e+01 2.364714e+00 -2.311637e+00 183.027 3.616 -2.805 1.150463e+01 1.886805e+00 -1.854513e+00 190.307 3.231 -3.665 1.137522e+01 1.744816e+00 -1.729194e+00 197.794 2.544 -4.256 7.487660e+00 1.473909e+00 -1.466559e+00 203.393 3.722 -3.054 7.665023e+00 1.470119e+00 -1.459446e+00 210.252 3.430 -3.137 7.635811e+00 1.508567e+00 -1.496611e+00 218.194 4.332 -4.512 5.717804e+00 1.157769e+00 -1.153136e+00 228.725 4.807 -6.198 4.475801e+00 9.117936e-01 -9.035925e-01 238.584 6.897 -5.052 4.087532e+00 8.121923e-01 -8.019510e-01 NO NO NO NO NO ! PC data !Time T_+ve T_-ve Rate Ratepos Rateneg 269.302 12.448 -17.640 3.402437e+00 7.267432e-01 -7.267432e-01 310.446 26.464 -28.697 1.783048e+00 3.902246e-01 -3.902246e-01 409.463 72.873 -72.552 6.363951e-01 1.434671e-01 -1.434671e-01 554.067 101.274 -71.732 2.301684e-01 5.201887e-02 -5.201887e-02 767.921 113.079 -112.580 1.750323e-01 3.995201e-02 -3.995201e-02 983.891 72.622 -102.891 2.284597e-01 5.163865e-02 -5.163865e-02 1255.917 159.134 -199.403 1.541330e-01 2.983648e-02 -2.983648e-02 4864.699 163.065 -177.931 6.921879e-02 1.882111e-02 -1.882111e-02 5260.376 198.648 -232.612 5.984789e-02 1.564994e-02 -1.564994e-02 5835.668 520.963 -376.644 4.606392e-02 9.553292e-03 -9.553292e-03 6711.845 155.785 -175.182 5.678714e-02 1.485641e-02 -1.485641e-02 6989.696 168.777 -122.066 6.463956e-02 1.680694e-02 -1.680694e-02 10695.963 361.307 -293.104 3.121002e-02 8.261013e-03 -8.261013e-03 11183.654 164.466 -126.383 7.095260e-02 1.841226e-02 -1.841226e-02 11540.604 263.849 -192.484 4.454520e-02 1.169051e-02 -1.169051e-02 12041.941 213.831 -237.488 4.536361e-02 1.181160e-02 -1.181160e-02 12621.944 283.201 -366.171 3.576162e-02 8.820987e-03 -8.820987e-03 16826.804 1820.185 -588.396 2.458053e-02 5.223518e-03 -5.223518e-03 22336.163 427.648 -337.086 2.812330e-02 7.401506e-03 -7.401506e-03 24451.856 4553.243 -1688.044 2.140376e-02 3.951485e-03 -3.951485e-03 233590.666 312316.821 -113485.785 6.544535e-04 2.964738e-04 -2.368983e-04