! Swift/XRT lightcurve 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 ! 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/00639278 ! BINMODE: GRB-like (counts) READ TERR 1 2 ! WTSLEW data !Time T_+ve T_-ve Rate Ratepos Rateneg 101.135908952027 0.477686073614535 -0.395836956872472 177.608471196808 22.4039661266611 -21.5861767053241 101.983046171049 0.354654868367788 -0.369451145407211 214.653320153611 27.5702715843686 -26.0881928283755 102.738390497562 0.396377528416124 -0.400689458144882 195.001163792529 25.5489279547028 -23.7464242155302 103.675509520601 0.45559848216466 -0.540741494623333 156.647854784623 20.6229456196302 -19.0660861867555 104.537156774445 0.325190249145209 -0.406048771678797 217.32448005978 29.8875957796159 -26.4228228492337 105.243619985611 0.293018052649686 -0.381272962021313 239.335993641769 30.5297433661464 -29.1288777697574 106.20336341549 0.684380594004921 -0.666725377229071 230.63871127399 24.2014655808411 -20.5555804902358 NO NO NO NO NO ! WT data !Time T_+ve T_-ve Rate Ratepos Rateneg 114.0565 0.2769 -0.2497 1.497452e+02 1.883346e+01 -1.882722e+01 114.5734 0.2670 -0.2400 1.578683e+02 1.974054e+01 -1.973828e+01 115.1362 0.2825 -0.2957 1.377028e+02 1.713128e+01 -1.712881e+01 115.6479 0.2725 -0.2292 1.556582e+02 1.984199e+01 -1.983857e+01 116.1711 0.2528 -0.2507 1.778732e+02 2.100094e+01 -2.099094e+01 116.6943 0.2348 -0.2704 1.622932e+02 1.981135e+01 -1.979770e+01 117.1911 0.3589 -0.2620 1.245472e+02 1.599070e+01 -1.597983e+01 117.7971 0.2546 -0.2471 1.634419e+02 1.991781e+01 -1.990260e+01 118.3333 0.2878 -0.2815 1.385143e+02 1.735271e+01 -1.734057e+01 118.8970 0.2774 -0.2759 1.439015e+02 1.779879e+01 -1.778567e+01 119.5143 0.3112 -0.3399 1.199361e+02 1.518231e+01 -1.517122e+01 120.0887 0.3026 -0.2632 1.393871e+02 1.738419e+01 -1.737227e+01 120.6950 0.2977 -0.3037 1.311378e+02 1.633348e+01 -1.632408e+01 121.2481 0.2551 -0.2555 1.544408e+02 1.922560e+01 -1.921567e+01 121.8260 0.2964 -0.3227 1.286017e+02 1.580356e+01 -1.579594e+01 122.4408 0.2723 -0.3184 1.322190e+02 1.666082e+01 -1.665337e+01 122.9613 0.2872 -0.2483 9.701570e+01 1.506493e+01 -1.506237e+01 123.5643 0.3034 -0.3158 1.286029e+02 1.577350e+01 -1.577061e+01 124.1740 0.3092 -0.3064 9.857095e+01 1.392523e+01 -1.392534e+01 124.7580 0.3248 -0.2748 1.283358e+02 1.572341e+01 -1.572372e+01 125.3467 0.2396 -0.2639 1.521759e+02 1.897430e+01 -1.897478e+01 125.8890 0.3164 -0.3027 1.242792e+02 1.522439e+01 -1.522507e+01 126.5134 0.2383 -0.3079 9.461894e+01 1.413049e+01 -1.413096e+01 127.0449 0.3259 -0.2932 1.242815e+02 1.522341e+01 -1.522434e+01 127.6567 0.2229 -0.2859 1.534849e+02 1.865858e+01 -1.866049e+01 128.1593 0.3003 -0.2797 1.313974e+02 1.629295e+01 -1.629516e+01 128.8329 0.2956 -0.3733 1.139230e+02 1.412342e+01 -1.412584e+01 129.4853 0.3726 -0.3568 1.034641e+02 1.298856e+01 -1.299115e+01 130.1189 0.2479 -0.2609 1.520289e+02 1.870180e+01 -1.870569e+01 130.6740 0.2746 -0.3072 1.322604e+02 1.618602e+01 -1.618967e+01 131.3171 0.4036 -0.3685 9.721205e+01 1.213852e+01 -1.214157e+01 132.0703 0.2464 -0.3496 8.423672e+01 1.305360e+01 -1.305605e+01 132.6311 0.3208 -0.3144 1.211459e+02 1.482058e+01 -1.482472e+01 133.2138 0.2700 -0.2620 9.715028e+01 1.449848e+01 -1.450077e+01 133.7959 0.3587 -0.3121 1.136203e+02 1.407802e+01 -1.408171e+01 134.4307 0.2789 -0.2762 1.386243e+02 1.695465e+01 -1.695989e+01 134.9929 0.2469 -0.2833 9.691926e+01 1.445909e+01 -1.446206e+01 135.4903 0.2939 -0.2506 8.988643e+01 1.419907e+01 -1.420171e+01 136.0676 0.2432 -0.2834 9.923501e+01 1.464301e+01 -1.464609e+01 136.6428 0.4082 -0.3320 1.018591e+02 1.261475e+01 -1.261874e+01 137.3497 0.3133 -0.2987 8.300494e+01 1.270921e+01 -1.271188e+01 138.0212 0.3445 -0.3582 7.274689e+01 1.084945e+01 -1.085188e+01 138.5948 0.2993 -0.2291 1.440542e+02 1.760851e+01 -1.761430e+01 139.2016 0.2547 -0.3075 8.964039e+01 1.362269e+01 -1.362557e+01 139.7285 0.2989 -0.2722 9.946555e+01 1.407207e+01 -1.407551e+01 140.2762 0.3205 -0.2488 8.979831e+01 1.339116e+01 -1.339412e+01 140.9174 0.2361 -0.3207 8.918589e+01 1.381426e+01 -1.381702e+01 141.4879 0.3542 -0.3343 1.105519e+02 1.351166e+01 -1.351590e+01 142.1964 0.3680 -0.3543 1.043699e+02 1.291913e+01 -1.292312e+01 142.8788 0.2656 -0.3144 8.688687e+01 1.320328e+01 -1.320595e+01 143.4272 0.2652 -0.2828 9.818424e+01 1.442935e+01 -1.443247e+01 144.0304 0.2882 -0.3381 8.046909e+01 1.222799e+01 -1.223046e+01 144.6505 0.3246 -0.3319 7.787269e+01 1.161148e+01 -1.161387e+01 145.2808 0.2120 -0.3057 9.874591e+01 1.472386e+01 -1.472689e+01 145.8231 0.2906 -0.3303 8.104018e+01 1.231452e+01 -1.231695e+01 146.3733 0.2600 -0.2595 9.679601e+01 1.470849e+01 -1.471135e+01 146.8928 0.2653 -0.2596 9.719634e+01 1.449263e+01 -1.449558e+01 147.5331 0.3847 -0.3750 9.901863e+01 1.225561e+01 -1.225917e+01 148.2223 0.2986 -0.3045 8.457941e+01 1.261129e+01 -1.261384e+01 148.7131 0.3255 -0.1922 9.853048e+01 1.469127e+01 -1.469419e+01 149.3973 0.3423 -0.3587 1.083524e+02 1.324147e+01 -1.324534e+01 150.0562 0.3613 -0.3166 7.418274e+01 1.127205e+01 -1.127417e+01 150.7477 0.3191 -0.3302 7.855423e+01 1.171262e+01 -1.171492e+01 151.3420 0.2372 -0.2752 9.813855e+01 1.491218e+01 -1.491500e+01 151.8499 0.3484 -0.2707 8.121812e+01 1.234104e+01 -1.234336e+01 152.5055 0.3013 -0.3072 8.383748e+01 1.249996e+01 -1.250229e+01 153.0412 0.2833 -0.2344 9.712489e+01 1.475759e+01 -1.476020e+01 153.6039 0.2668 -0.2794 9.073243e+01 1.405195e+01 -1.405433e+01 154.1757 0.3746 -0.3050 7.291963e+01 1.129309e+01 -1.129495e+01 154.8311 0.2316 -0.2808 9.813673e+01 1.491140e+01 -1.491407e+01 155.3859 0.3297 -0.3232 7.812638e+01 1.164855e+01 -1.165076e+01 156.2405 0.4234 -0.5249 5.222419e+01 8.088260e+00 -8.089689e+00 156.9759 0.2858 -0.3119 8.277381e+01 1.281942e+01 -1.282160e+01 157.5225 0.2960 -0.2608 8.755267e+01 1.382322e+01 -1.382547e+01 158.1197 0.3358 -0.3012 7.997185e+01 1.192341e+01 -1.192556e+01 158.7794 0.2525 -0.3240 8.836158e+01 1.317447e+01 -1.317691e+01 159.4099 0.3496 -0.3780 6.999710e+01 1.043647e+01 -1.043843e+01 160.0184 0.3105 -0.2588 9.940571e+01 1.406105e+01 -1.406403e+01 160.7078 0.4448 -0.3789 6.095169e+01 9.261192e+00 -9.262802e+00 161.4185 0.3088 -0.2659 9.722004e+01 1.398752e+01 -1.399024e+01 162.0520 0.3673 -0.3248 7.254607e+01 1.102316e+01 -1.102518e+01 162.7929 0.3417 -0.3735 7.121636e+01 1.061815e+01 -1.062012e+01 163.5829 0.4110 -0.4483 5.842842e+01 8.877832e+00 -8.879389e+00 164.3684 0.3993 -0.3746 6.581467e+01 9.812554e+00 -9.814286e+00 165.1826 0.3698 -0.4148 6.491839e+01 9.678846e+00 -9.680522e+00 165.8621 0.2881 -0.3097 8.520477e+01 1.270325e+01 -1.270539e+01 166.4950 0.3241 -0.3449 7.614055e+01 1.135194e+01 -1.135388e+01 167.1168 0.3588 -0.2977 7.748191e+01 1.155213e+01 -1.155419e+01 167.9269 0.3280 -0.4513 6.429274e+01 9.768846e+00 -9.770547e+00 168.6534 0.4590 -0.3986 5.842486e+01 8.877261e+00 -8.878807e+00 169.4817 0.3298 -0.3693 7.061987e+01 1.093707e+01 -1.093893e+01 170.3226 0.3625 -0.5110 5.735279e+01 8.714460e+00 -8.716011e+00 171.0511 0.3848 -0.3660 6.769613e+01 1.009328e+01 -1.009515e+01 171.8425 0.4812 -0.4066 5.725010e+01 8.535706e+00 -8.537244e+00 172.7427 0.4883 -0.4190 5.601606e+01 8.351653e+00 -8.353132e+00 173.6685 0.5161 -0.4375 5.329847e+01 7.946698e+00 -7.948185e+00 174.5577 0.3974 -0.3730 6.503561e+01 9.882263e+00 -9.884155e+00 175.4419 0.4649 -0.4869 5.339852e+01 7.961835e+00 -7.963395e+00 176.3951 0.5045 -0.4883 5.119683e+01 7.633503e+00 -7.634983e+00 177.420 0.494 -0.521 4.943694e+01 7.511913e+00 -7.513321e+00 178.3797 0.4947 -0.4660 5.309696e+01 7.917112e+00 -7.918722e+00 179.3310 0.4934 -0.4566 5.216264e+01 8.078878e+00 -8.080350e+00 180.446 0.542 -0.621 4.259150e+01 6.596798e+00 -6.598064e+00 181.450 0.621 -0.462 4.640944e+01 7.052559e+00 -7.054016e+00 182.765 0.765 -0.694 3.446765e+01 5.237558e+00 -5.238594e+00 184.142 0.564 -0.612 4.275897e+01 6.497620e+00 -6.498933e+00 185.468 0.733 -0.762 3.413381e+01 5.089825e+00 -5.090905e+00 186.900 0.665 -0.699 3.738310e+01 5.574232e+00 -5.575398e+00 188.377 0.703 -0.811 3.326235e+01 5.054850e+00 -5.055915e+00 189.572 0.698 -0.492 4.236116e+01 6.437391e+00 -6.438725e+00 191.078 0.684 -0.809 3.377827e+01 5.133166e+00 -5.134238e+00 192.439 0.603 -0.677 3.941704e+01 5.990245e+00 -5.991513e+00 193.791 0.711 -0.749 3.501843e+01 5.222439e+00 -5.223608e+00 195.231 0.766 -0.729 3.422713e+01 5.104281e+00 -5.105418e+00 196.801 0.801 -0.804 3.187346e+01 4.753292e+00 -4.754351e+00 198.368 0.825 -0.767 3.180210e+01 4.833232e+00 -4.834269e+00 199.828 0.727 -0.634 3.824414e+01 5.812650e+00 -5.813908e+00 201.462 0.934 -0.907 2.867595e+01 4.276739e+00 -4.277699e+00 203.028 0.616 -0.631 4.234011e+01 6.314892e+00 -6.316309e+00 204.507 0.807 -0.864 3.115734e+01 4.735748e+00 -4.736770e+00 206.084 0.699 -0.770 3.593243e+01 5.358786e+00 -5.359985e+00 207.617 1.044 -0.833 2.813261e+01 4.195436e+00 -4.196372e+00 209.659 0.971 -0.998 2.651572e+01 3.955066e+00 -3.955939e+00 211.562 1.304 -0.932 2.266742e+01 3.445465e+00 -3.446204e+00 214.203 1.371 -1.337 1.844976e+01 2.858496e+00 -2.859082e+00 216.818 1.556 -1.244 1.757829e+01 2.776330e+00 -2.776881e+00 219.590 1.506 -1.216 1.871202e+01 2.844519e+00 -2.845112e+00 222.307 1.409 -1.210 2.024278e+01 3.019320e+00 -3.019992e+00 225.035 1.220 -1.320 2.086625e+01 3.112574e+00 -3.113251e+00 227.564 1.704 -1.308 1.760029e+01 2.625373e+00 -2.625945e+00 230.471 1.149 -1.203 2.173663e+01 3.368139e+00 -3.368797e+00 233.619 2.459 -1.999 9.668333e+00 1.618721e+00 -1.618983e+00 237.624 2.107 -1.545 9.387276e+00 1.714650e+00 -1.714896e+00 242.130 2.339 -2.399 1.071264e+01 1.628678e+00 -1.629000e+00 246.268 1.753 -1.800 1.429831e+01 2.173801e+00 -2.174232e+00 250.298 2.026 -2.276 7.986452e+00 1.458874e+00 -1.459074e+00 254.461 1.908 -2.138 8.313392e+00 1.562330e+00 -1.562538e+00 258.061 2.006 -1.691 9.319500e+00 1.787373e+00 -1.787593e+00 262.481 2.508 -2.415 6.983402e+00 1.275618e+00 -1.275796e+00 266.647 2.267 -1.657 8.762706e+00 1.600742e+00 -1.600953e+00 271.017 1.983 -2.104 8.235426e+00 1.547711e+00 -1.547913e+00 275.719 2.621 -2.718 6.588431e+00 1.203365e+00 -1.203541e+00 281.102 2.241 -2.762 7.048719e+00 1.287518e+00 -1.287700e+00 286.791 3.499 -3.448 4.738488e+00 9.164956e-01 -9.166136e-01 294.028 3.487 -3.738 4.646272e+00 8.731554e-01 -8.732728e-01 NO NO NO NO NO ! PC data !Time T_+ve T_-ve Rate Ratepos Rateneg 312.931 10.357 -9.701 2.558139e+00 5.347041e-01 -5.347041e-01 332.711 8.129 -9.422 2.782460e+00 5.957371e-01 -5.957371e-01 354.281 16.646 -13.442 1.458897e+00 3.286609e-01 -3.286609e-01 394.663 26.410 -23.736 8.865043e-01 1.989675e-01 -1.989675e-01 448.734 40.037 -27.661 6.902227e-01 1.510196e-01 -1.510196e-01 538.973 55.104 -50.203 2.337177e-01 5.276283e-02 -5.276283e-02 649.783 104.762 -55.706 1.538856e-01 3.467378e-02 -3.467378e-02 830.913 89.115 -76.368 1.485436e-01 3.359894e-02 -3.359894e-02 1061.581 179.382 -141.554 5.637896e-02 1.503364e-02 -1.503364e-02 1385.274 239.304 -144.310 9.210684e-02 1.749402e-02 -1.749402e-02 4966.167 99.514 -161.247 7.340901e-02 1.897103e-02 -1.897103e-02 5164.708 106.573 -99.027 8.875066e-02 2.335649e-02 -2.335649e-02 5372.149 114.761 -100.867 1.117696e-01 2.539001e-02 -2.539001e-02 5577.068 107.919 -90.158 9.189184e-02 2.403703e-02 -2.403703e-02 5790.288 85.256 -105.300 9.637524e-02 2.526068e-02 -2.526068e-02 5986.722 89.406 -111.179 9.138362e-02 2.373675e-02 -2.373675e-02 6166.225 123.024 -90.097 9.199506e-02 2.334693e-02 -2.334693e-02 6424.567 170.565 -135.318 6.763800e-02 1.659386e-02 -1.659386e-02 10844.818 178.782 -154.691 5.680713e-02 1.504108e-02 -1.504108e-02 11233.375 299.209 -209.776 3.749741e-02 9.809137e-03 -9.809137e-03 11764.026 217.360 -231.442 6.767267e-02 1.401134e-02 -1.401134e-02 16473.548 96.846 -113.769 9.149105e-02 2.392782e-02 -2.392782e-02 16779.654 156.808 -209.260 5.349606e-02 1.398308e-02 -1.398308e-02 17095.655 146.700 -159.193 6.387001e-02 1.674162e-02 -1.674162e-02 17428.603 132.180 -186.249 6.101517e-02 1.597534e-02 -1.597534e-02 17747.053 112.100 -186.270 6.586326e-02 1.711965e-02 -1.711965e-02 18238.081 320.600 -378.928 4.082646e-02 8.834392e-03 -8.834392e-03 34216.943 455.800 -604.788 2.946514e-02 6.085752e-03 -6.085752e-03 75592.285 467.895 -528.524 2.510940e-02 6.140446e-03 -6.140446e-03 81149.039 731.265 -642.736 2.136867e-02 5.406054e-03 -5.406054e-03 98291.609 508.541 -379.043 1.667028e-02 5.588806e-03 -4.604174e-03