! Swift/XRT detailed lightcurve of trigger: 3000101, name: GRB 250919A ! T0 for this burst is Swift MET=779934568 s, = 2025 Sep 19 at 00:28:51.643 UT ! Data covers 0.3-10 keV ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379 ! BINMODE: READ TERR 1 2 READ SERR 3 !Time T_+ve T_-ve Rate Ratepos Rateneg BGrate BGerr FracExp ! PC data 21446.127 20.840 -31.814 1.777537e+00 3.926615e-01 -3.926615e-01 4.780102e-03 1.593367e-03 1.000000 21485.411 14.151 -18.444 2.935712e+00 6.467371e-01 -6.467371e-01 6.005764e-03 2.269966e-03 1.000000 21518.583 16.082 -19.020 3.065611e+00 6.415971e-01 -6.415971e-01 2.390052e-03 1.379897e-03 1.000000 21560.770 14.012 -26.105 2.645193e+00 5.563618e-01 -5.563618e-01 4.879685e-03 1.844348e-03 1.000000 21592.989 14.388 -18.207 3.054217e+00 6.691956e-01 -6.691956e-01 2.573899e-03 1.486041e-03 1.000000 21643.004 44.607 -35.627 1.201728e+00 2.676584e-01 -2.676584e-01 5.228232e-03 1.349924e-03 1.000000 21712.431 17.805 -24.820 2.184313e+00 4.905135e-01 -4.905135e-01 1.968275e-03 1.136384e-03 1.000000 21756.078 26.812 -25.842 1.847624e+00 4.064774e-01 -4.064774e-01 3.186731e-03 1.300977e-03 1.000000 21799.311 16.174 -16.421 2.846196e+00 6.409724e-01 -6.409724e-01 4.289824e-03 1.918468e-03 1.000000 21832.498 10.568 -17.013 3.542689e+00 7.793921e-01 -7.793921e-01 6.083755e-03 2.483683e-03 1.000000 21858.985 19.183 -15.919 2.638313e+00 5.924647e-01 -5.924647e-01 2.390048e-03 1.379895e-03 1.000000 21894.965 23.321 -16.797 2.329526e+00 5.238686e-01 -5.238686e-01 2.788389e-03 1.394194e-03 1.000000 21941.027 19.883 -22.742 2.259761e+00 5.019290e-01 -5.019290e-01 8.529195e-03 2.365573e-03 1.000000 21972.694 10.783 -11.783 4.106644e+00 9.208847e-01 -9.208847e-01 2.478563e-03 1.752609e-03 1.000000 22012.545 18.570 -29.069 2.060477e+00 4.508504e-01 -4.508504e-01 1.174058e-03 8.301843e-04 1.000000 22056.810 24.451 -25.695 1.853451e+00 4.168078e-01 -4.168078e-01 2.230711e-03 1.115356e-03 1.000000 22104.242 22.152 -22.980 2.150953e+00 4.712855e-01 -4.712855e-01 1.858923e-03 1.073250e-03 1.000000 22142.816 11.159 -16.422 3.360556e+00 7.535799e-01 -7.535799e-01 2.027920e-03 1.433956e-03 1.000000 22171.148 15.422 -17.173 2.840498e+00 6.387770e-01 -6.387770e-01 3.431861e-03 1.715931e-03 1.000000 22208.757 17.930 -22.187 2.292477e+00 5.170111e-01 -5.170111e-01 4.182581e-03 1.707532e-03 1.000000 22245.832 15.958 -19.145 2.931739e+00 6.291028e-01 -6.291028e-01 3.983404e-03 1.781433e-03 1.000000 22279.715 17.177 -17.925 2.654977e+00 5.962067e-01 -5.962067e-01 2.390044e-03 1.379893e-03 1.000000 22310.339 14.134 -13.447 3.730492e+00 7.963701e-01 -7.963701e-01 1.013960e-03 1.013960e-03 1.000000 22352.427 14.671 -27.954 2.140815e+00 4.841918e-01 -4.841918e-01 5.248728e-03 1.855705e-03 1.000000 22385.899 21.315 -18.802 2.329774e+00 5.254226e-01 -5.254226e-01 4.182581e-03 1.707532e-03 1.000000 22418.019 14.269 -10.804 3.879596e+00 8.511945e-01 -8.511945e-01 4.461415e-03 2.230708e-03 1.000000 22464.819 20.123 -32.531 1.837458e+00 4.047919e-01 -4.047919e-01 3.717851e-03 1.405216e-03 1.000000 22504.371 20.688 -19.429 2.308978e+00 5.229754e-01 -5.229754e-01 6.273862e-03 2.091287e-03 1.000000 22552.762 22.444 -27.703 1.835979e+00 4.176414e-01 -4.176414e-01 6.692134e-03 1.931853e-03 1.000000 22589.233 16.061 -14.027 3.231188e+00 7.128019e-01 -7.128019e-01 7.435702e-03 2.628918e-03 1.000000 22641.524 28.960 -36.230 1.481754e+00 3.264304e-01 -3.264304e-01 3.002879e-03 1.134981e-03 1.000000 22688.212 24.897 -17.728 2.283710e+00 5.003733e-01 -5.003733e-01 1.968274e-03 1.136383e-03 1.000000 22729.655 13.541 -16.547 3.101975e+00 6.955951e-01 -6.955951e-01 1.858926e-03 1.314459e-03 1.000000 22763.755 14.544 -20.558 2.650732e+00 5.978067e-01 -5.978067e-01 4.780091e-03 1.951464e-03 1.000000 22800.561 25.377 -22.262 2.032403e+00 4.483493e-01 -4.483493e-01 4.696236e-03 1.660370e-03 1.000000 22853.263 22.822 -27.324 1.864882e+00 4.181862e-01 -4.181862e-01 1.115355e-03 7.886752e-04 1.000000 22891.252 17.428 -15.167 2.851493e+00 6.440041e-01 -6.440041e-01 6.005761e-03 2.269964e-03 1.000000 22944.655 26.708 -35.975 1.467481e+00 3.342988e-01 -3.342988e-01 5.799852e-03 1.608590e-03 1.000000 22991.670 19.810 -20.307 2.297726e+00 5.159818e-01 -5.159818e-01 2.091293e-03 1.207408e-03 1.000000 23031.237 20.360 -19.757 2.410423e+00 5.331959e-01 -5.331959e-01 6.970972e-03 2.204415e-03 1.000000 23094.375 52.482 -42.778 1.781356e+00 2.962583e-01 -2.962583e-01 4.403568e-03 1.136996e-03 1.000000 55436.176 25.612 -22.027 9.070248e-01 1.996291e-01 -1.996291e-01 3.700031e-03 1.510531e-03 1.000000 55488.114 16.299 -26.325 9.671981e-01 2.172434e-01 -2.172434e-01 2.067662e-03 1.193765e-03 1.000000 55537.255 29.841 -32.842 6.573765e-01 1.483201e-01 -1.483201e-01 2.812022e-03 1.148003e-03 1.000000 55584.897 22.317 -17.801 1.024904e+00 2.308960e-01 -2.308960e-01 3.661489e-03 1.637468e-03 1.000000 55629.527 22.818 -22.313 9.058749e-01 2.034695e-01 -2.034695e-01 1.952793e-03 1.127445e-03 1.000000 55693.086 36.986 -40.741 5.282642e-01 1.191892e-01 -1.191892e-01 2.267759e-03 9.258087e-04 1.000000 55777.703 52.658 -47.630 6.088202e-01 1.127226e-01 -1.127226e-01 4.101045e-03 1.096050e-03 1.000000 60464.232 33.255 -34.442 7.850049e-01 1.730425e-01 -1.730425e-01 3.074690e-03 1.162124e-03 1.000000 60543.630 29.077 -46.143 7.232165e-01 1.596539e-01 -1.596539e-01 3.162539e-03 1.118126e-03 1.000000 60621.842 53.666 -49.135 4.902635e-01 1.118190e-01 -1.118190e-01 3.760335e-03 1.042929e-03 1.000000 60718.129 35.106 -42.621 6.652508e-01 1.510330e-01 -1.510330e-01 3.825648e-03 1.209776e-03 1.000000 60800.745 35.231 -47.510 6.128800e-01 1.397853e-01 -1.397853e-01 4.671930e-03 1.295760e-03 1.000000 60884.267 41.973 -48.291 5.923377e-01 1.311429e-01 -1.311429e-01 3.294306e-03 1.041751e-03 1.000000 60951.310 37.613 -25.070 8.203837e-01 1.851191e-01 -1.851191e-01 2.846283e-03 1.161990e-03 1.000000 61043.063 43.646 -54.140 5.368997e-01 1.195659e-01 -1.195659e-01 4.257258e-03 1.137800e-03 1.000000 61134.219 27.709 -47.510 6.750563e-01 1.523260e-01 -1.523260e-01 2.371898e-03 9.683235e-04 1.000000 61220.593 41.629 -58.664 5.061691e-01 1.140432e-01 -1.140432e-01 1.482438e-03 6.629664e-04 1.000000 61290.050 29.840 -27.828 8.875039e-01 2.005700e-01 -2.005700e-01 3.609413e-03 1.364230e-03 1.000000 61361.713 48.431 -41.823 6.173435e-01 1.334482e-01 -1.334482e-01 3.294668e-03 1.041866e-03 1.000000 73389.438 42.093 -45.663 5.307892e-01 1.169029e-01 -1.169029e-01 2.180324e-03 6.894791e-04 1.000000 73494.504 57.379 -62.972 3.758030e-01 8.292216e-02 -8.292216e-02 1.907786e-03 5.507303e-04 1.000000 73613.930 63.319 -62.047 3.430998e-01 7.731681e-02 -7.731681e-02 1.220983e-03 4.316825e-04 1.000000 73716.735 35.733 -39.487 5.717247e-01 1.285866e-01 -1.285866e-01 1.526229e-03 6.230804e-04 1.000000 73814.099 56.209 -61.631 4.411758e-01 9.078527e-02 -9.078527e-02 1.623704e-03 5.134602e-04 1.000000 82873.287 50.690 -52.110 4.384510e-01 9.658597e-02 -9.658597e-02 1.900231e-03 6.334102e-04 1.000000 82974.618 52.159 -50.641 4.067267e-01 9.185364e-02 -9.185364e-02 1.900231e-03 6.334102e-04 1.000000 83073.536 25.953 -46.759 5.750635e-01 1.295831e-01 -1.295831e-01 2.089525e-03 7.897662e-04 1.000000 83146.119 48.648 -46.630 4.344199e-01 9.832561e-02 -9.832561e-02 2.505858e-03 7.555447e-04 1.000000 83262.458 47.642 -67.691 4.296494e-01 8.867449e-02 -8.867449e-02 2.258315e-03 6.519194e-04 1.000000 88560.829 81.997 -96.022 3.006925e-01 6.831405e-02 -6.831405e-02 1.754615e-03 4.386538e-04 1.000000 88743.222 90.160 -100.396 2.811565e-01 6.355754e-02 -6.355754e-02 1.126934e-03 3.397834e-04 1.000000 88906.341 42.378 -72.959 4.721265e-01 1.067277e-01 -1.067277e-01 1.861890e-03 5.613809e-04 1.000000 89056.463 75.290 -107.744 2.937612e-01 5.974667e-02 -5.974667e-02 2.251668e-03 4.913542e-04 0.999975 94040.731 36.484 -43.750 3.342874e-01 7.521211e-02 -7.521211e-02 1.519723e-03 6.204245e-04 1.000000 94129.683 50.332 -52.468 2.792100e-01 6.140882e-02 -6.140882e-02 1.581501e-03 5.591449e-04 1.000000 94224.518 43.254 -44.502 3.139755e-01 7.108249e-02 -7.108249e-02 2.778920e-03 8.022052e-04 1.000000 94319.795 38.240 -52.023 3.071400e-01 6.939078e-02 -6.939078e-02 2.251441e-03 7.119682e-04 1.000000 94415.322 50.528 -57.287 2.555720e-01 5.756120e-02 -5.756120e-02 1.319448e-03 4.987046e-04 1.000000 94516.870 36.736 -51.020 3.104571e-01 7.043230e-02 -7.043230e-02 3.242074e-03 8.664806e-04 1.000000 94591.212 50.151 -37.605 3.139877e-01 7.064483e-02 -7.064483e-02 1.389459e-03 5.672443e-04 1.000000 94703.165 30.968 -61.803 2.976305e-01 6.738207e-02 -6.738207e-02 2.628706e-03 7.588421e-04 1.000000 94771.365 32.974 -37.232 3.916844e-01 8.785382e-02 -8.785382e-02 8.684120e-04 5.013779e-04 1.000000 94838.059 33.977 -33.721 4.064530e-01 9.116638e-02 -9.116638e-02 9.005748e-04 5.199471e-04 1.000000 94921.552 48.270 -49.516 2.783719e-01 6.295661e-02 -6.295661e-02 2.286075e-03 6.892776e-04 1.000000 95048.649 81.632 -78.827 2.971965e-01 5.065127e-02 -5.065127e-02 1.773117e-03 4.738853e-04 1.000000 99623.868 52.785 -60.044 2.227352e-01 5.061733e-02 -5.061733e-02 2.812993e-03 7.518039e-04 1.000000 99740.709 53.788 -64.056 3.657451e-01 8.299791e-02 -8.299791e-02 2.457142e-03 6.814886e-04 0.999993 99852.531 84.884 -58.034 3.109263e-01 6.999815e-02 -6.999815e-02 9.350995e-04 3.817528e-04 1.000000 99987.429 60.308 -50.014 3.939416e-01 8.970391e-02 -8.970391e-02 3.230344e-03 8.075860e-04 1.000000 100145.511 75.230 -97.775 2.503315e-01 5.739739e-02 -5.739739e-02 2.832401e-03 6.038700e-04 1.000000 100301.595 64.565 -80.854 3.014316e-01 6.879631e-02 -6.879631e-02 2.757031e-03 6.498385e-04 1.000000 201036.447 125.196 -105.477 1.124491e-01 2.499849e-02 -2.499849e-02 1.659870e-03 3.711582e-04 1.000000 201275.469 64.194 -113.826 1.409755e-01 3.186175e-02 -3.186175e-02 1.182948e-03 3.566721e-04 1.000000 201450.107 62.562 -110.444 1.460196e-01 3.306634e-02 -3.306634e-02 1.438551e-03 3.989824e-04 1.000000 201585.753 77.355 -73.085 1.682049e-01 3.805300e-02 -3.805300e-02 1.527078e-03 4.408294e-04 1.000000 201808.856 120.019 -145.748 1.038167e-01 2.250946e-02 -2.250946e-02 1.368656e-03 3.139913e-04 1.000000 205886.088 113.844 -94.264 1.161230e-01 2.673103e-02 -2.673103e-02 2.724029e-03 5.147931e-04 1.000000 206092.445 88.015 -92.513 1.346816e-01 3.064840e-02 -3.064840e-02 1.906550e-03 4.624063e-04 1.000000 206281.993 149.198 -101.534 9.594087e-02 2.203881e-02 -2.203881e-02 2.099447e-03 4.117354e-04 1.000000 206531.478 75.226 -100.287 1.388809e-01 3.144045e-02 -3.144045e-02 1.384250e-03 3.995985e-04 1.000000 206700.408 106.883 -93.703 9.743775e-02 2.464289e-02 -2.464289e-02 9.084137e-04 3.028046e-04 1.000000 206930.060 110.412 -122.769 7.824874e-02 2.074088e-02 -2.074088e-02 1.649687e-03 3.784643e-04 1.000000 207124.710 86.260 -84.238 1.433137e-01 3.264671e-02 -3.264671e-02 2.137443e-03 5.038002e-04 1.000000 207303.735 72.718 -92.765 1.486939e-01 3.366196e-02 -3.366196e-02 1.468143e-03 4.238165e-04 1.000000 207496.286 105.809 -119.832 1.488539e-01 2.899835e-02 -2.899835e-02 1.435634e-03 3.589086e-04 1.000000 222758.863 94.871 -113.236 8.363901e-02 2.242245e-02 -2.242245e-02 2.629406e-03 5.367252e-04 1.000000 222914.086 62.507 -60.351 2.018821e-01 4.479193e-02 -4.479193e-02 2.783680e-03 7.187430e-04 1.000000 223077.130 100.049 -100.537 8.703902e-02 2.318602e-02 -2.318602e-02 2.273338e-03 5.083338e-04 1.000000 223301.157 109.203 -123.978 1.007180e-01 2.302552e-02 -2.302552e-02 1.857780e-03 4.262040e-04 1.000000 223500.838 117.631 -90.477 9.581048e-02 2.378581e-02 -2.378581e-02 1.862492e-03 4.517206e-04 1.000000 223704.840 76.605 -86.371 1.444418e-01 3.294375e-02 -3.294375e-02 2.378259e-03 5.768124e-04 1.000000 223872.453 84.505 -91.008 1.352386e-01 3.059296e-02 -3.059296e-02 1.299048e-03 4.107952e-04 1.000000 224050.848 121.740 -93.890 1.094777e-01 2.493996e-02 -2.493996e-02 1.691784e-03 4.229461e-04 1.000000 224314.143 144.262 -141.555 1.112851e-01 2.182685e-02 -2.182685e-02 1.754966e-03 3.741599e-04 1.000000 228335.065 199.054 -197.099 9.002629e-02 1.845040e-02 -1.845040e-02 1.513328e-03 2.184300e-04 1.000000 558931.247 278.927 -315.307 3.193394e-02 8.491464e-03 -8.491464e-03 7.287994e-04 1.010663e-04 1.000000 559863.734 386.966 -653.559 1.926865e-02 5.030089e-03 -5.030089e-03 6.483281e-04 7.203645e-05 1.000000 564666.303 1037.440 -626.338 1.390011e-02 3.842055e-03 -3.842055e-03 2.535115e-03 1.189788e-04 0.902688 570557.752 732.095 -521.555 1.834152e-02 4.495000e-03 -4.495000e-03 5.467752e-04 6.038122e-05 1.000000 576478.394 392.555 -442.376 3.247335e-02 7.223806e-03 -7.223806e-03 4.769448e-04 6.884105e-05 1.000000 724884.843 8644.156 -9556.239 1.146745e-02 2.387942e-03 -2.387942e-03 5.382932e-04 3.946957e-05 0.153879 744439.151 22632.245 -6909.163 1.461793e-02 3.250590e-03 -3.250590e-03 7.356029e-04 5.608919e-05 0.065693 899398.147 12692.488 -5356.566 9.045293e-03 2.288278e-03 -2.288278e-03 2.036870e-03 9.287330e-05 0.158225 1128717.459 117824.892 -44372.616 6.680787e-03 1.366278e-03 -1.366278e-03 9.422239e-04 3.424571e-05 0.035801 1450112.123 149517.136 -47556.344 5.256906e-03 1.183460e-03 -1.183460e-03 1.304454e-03 4.298321e-05 0.033804 2915947.655 97462.623 -126490.393 1.947129e-03 6.073375e-04 -6.073375e-04 3.277011e-04 1.181720e-05 0.043204 NO NO NO NO NO ! PC upper limits 878083.491 802.424 -839.885 2.4790e-02 0.0000e+00 0.0000e+00 1.3974e-02 3.4989e-04 0.9343