! Swift/XRT detailed lightcurve of trigger: 1223470, name: GRB 240421B ! T0 for this burst is Swift MET=735385407.36 s, = 2024 Apr 21 at 09:42:54.051 UT ! Data covers 0.3-10 keV ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379 ! BINMODE: GRB-like (counts) READ TERR 1 2 READ SERR 3 !Time T_+ve T_-ve Rate Ratepos Rateneg BGrate BGerr FracExp ! WT data 132.128 1.918 -2.159 9.645901e+00 1.843358e+00 -1.871976e+00 1.634887e-01 1.634887e-01 1.000000 136.333 2.985 -2.287 6.613588e+00 1.485487e+00 -1.513803e+00 7.587898e-01 3.097746e-01 1.000000 141.923 3.500 -2.606 6.706228e+00 1.333114e+00 -1.379134e+00 1.091831e-01 1.091831e-01 1.000000 147.947 3.101 -2.523 7.049828e+00 1.536097e+00 -1.580145e+00 3.556301e-01 2.053232e-01 1.000000 153.906 2.198 -2.859 9.359341e+00 1.992479e+00 -2.036709e+00 1.318498e-01 1.318498e-01 1.000000 158.404 3.117 -2.300 8.572848e+00 1.907435e+00 -1.930704e+00 2.461193e-01 1.740327e-01 1.000000 164.559 3.878 -3.037 6.672535e+00 1.495754e+00 -1.508830e+00 1.928050e-01 1.363337e-01 1.000000 NO NO NO NO NO ! PC data 194.934 19.419 -20.698 4.905484e+00 1.057251e+00 -1.057251e+00 5.837329e-03 1.945776e-03 1.000000 239.895 29.618 -25.543 3.401847e+00 7.546550e-01 -7.546550e-01 6.132144e-03 1.700751e-03 1.000000 287.418 17.198 -17.904 5.101697e+00 1.159101e+00 -1.159101e+00 8.894981e-03 2.567760e-03 1.000000 335.802 26.482 -31.186 3.261063e+00 7.215831e-01 -7.215831e-01 4.963140e-03 1.496443e-03 1.000000 385.996 26.434 -23.712 3.566773e+00 8.071266e-01 -8.071266e-01 4.669861e-03 1.556620e-03 1.000000 431.912 23.143 -19.482 4.185125e+00 9.508571e-01 -9.508571e-01 7.325279e-03 2.114626e-03 1.000000 471.070 29.117 -16.015 3.991716e+00 8.996883e-01 -8.996883e-01 3.459161e-03 1.412197e-03 1.000000 516.032 16.749 -15.846 5.789489e+00 1.279426e+00 -1.279426e+00 7.982676e-03 2.524344e-03 1.000000 558.146 19.768 -25.364 4.181897e+00 9.241626e-01 -9.241626e-01 5.765263e-03 1.823136e-03 1.000000 612.120 25.969 -34.207 3.116284e+00 6.895476e-01 -6.895476e-01 4.756347e-03 1.434093e-03 1.000000 662.027 18.686 -23.938 4.689788e+00 1.003473e+00 -1.003473e+00 1.831322e-03 1.057314e-03 1.000000 699.659 23.678 -18.946 4.193712e+00 9.477333e-01 -9.477333e-01 4.883520e-03 1.726585e-03 1.000000 749.252 31.753 -25.915 3.095616e+00 7.042641e-01 -7.042641e-01 5.865533e-03 1.626806e-03 1.000000 816.317 24.864 -35.311 3.177088e+00 6.967955e-01 -6.967955e-01 1.729581e-03 8.647906e-04 1.000000 881.586 29.800 -40.405 2.585266e+00 5.850209e-01 -5.850209e-01 3.335621e-03 1.111874e-03 1.000000 952.431 34.174 -41.045 2.635139e+00 5.679367e-01 -5.679367e-01 3.113247e-03 1.037749e-03 1.000000 1020.000 44.332 -33.395 2.308259e+00 5.237336e-01 -5.237336e-01 3.682336e-03 1.110266e-03 1.000000 1085.670 23.794 -21.338 4.026219e+00 9.050607e-01 -9.050607e-01 2.306110e-03 1.153055e-03 1.000000 1159.635 45.106 -50.172 1.890212e+00 4.300303e-01 -4.300303e-01 3.550195e-03 9.846469e-04 1.000000 1265.421 34.599 -60.679 1.863659e+00 4.291653e-01 -4.291653e-01 6.008021e-03 1.280914e-03 1.000000 1346.329 36.431 -46.310 2.184386e+00 4.936475e-01 -4.936475e-01 2.515755e-03 8.894537e-04 1.000000 1415.250 30.193 -32.490 2.872100e+00 6.490633e-01 -6.490633e-01 3.320796e-03 1.174079e-03 1.000000 1479.870 35.779 -34.426 2.582237e+00 5.812356e-01 -5.812356e-01 1.853123e-03 8.287418e-04 1.000000 1569.530 58.948 -53.882 1.584959e+00 3.620397e-01 -3.620397e-01 3.689772e-03 9.224430e-04 1.000000 1664.129 37.060 -35.652 2.728549e+00 5.902126e-01 -5.902126e-01 4.294132e-03 1.239609e-03 1.000000 1772.716 76.395 -71.527 2.260240e+00 3.745157e-01 -3.745157e-01 1.934908e-03 5.833966e-04 1.000000 5776.831 30.249 -44.971 5.817609e-01 1.306920e-01 -1.306920e-01 1.222310e-03 5.466335e-04 1.000000 5838.164 19.062 -31.084 8.926016e-01 1.961684e-01 -1.961684e-01 2.933539e-03 1.037163e-03 1.000000 5904.311 35.657 -47.084 5.189817e-01 1.164801e-01 -1.164801e-01 8.889521e-04 4.444760e-04 1.000000 5978.799 31.374 -38.831 6.077124e-01 1.361413e-01 -1.361413e-01 5.238469e-04 3.704157e-04 1.000000 6048.372 29.499 -38.199 6.305037e-01 1.419066e-01 -1.419066e-01 1.901369e-03 7.186500e-04 1.000000 6115.453 27.608 -37.582 6.527078e-01 1.467670e-01 -1.467670e-01 1.692429e-03 6.909311e-04 1.000000 6186.019 39.783 -42.958 5.224335e-01 1.169282e-01 -1.169282e-01 2.222381e-04 2.222381e-04 1.000000 6279.152 34.406 -53.350 4.899835e-01 1.101770e-01 -1.101770e-01 1.257233e-03 5.132632e-04 1.000000 6354.270 26.986 -40.711 6.355245e-01 1.423718e-01 -1.423718e-01 5.432490e-04 3.841350e-04 1.000000 6429.627 31.862 -48.372 5.589882e-01 1.226314e-01 -1.226314e-01 1.375099e-03 5.613819e-04 1.000000 6498.920 55.340 -37.431 4.708356e-01 1.057727e-01 -1.057727e-01 9.910628e-04 4.432168e-04 1.000000 6586.833 27.603 -32.572 7.400468e-01 1.665613e-01 -1.665613e-01 2.139043e-03 8.084822e-04 1.000000 6676.170 73.655 -61.734 3.892226e-01 7.982002e-02 -7.982002e-02 8.149102e-04 3.326857e-04 1.000000 12745.217 36.001 -54.262 3.050412e-01 6.891589e-02 -6.891589e-02 2.249271e-03 7.112818e-04 1.000000 12813.171 30.730 -31.953 4.575953e-01 1.029548e-01 -1.029548e-01 1.943368e-03 7.933767e-04 1.000000 12898.762 55.460 -54.862 2.622874e-01 5.913432e-02 -5.913432e-02 1.472248e-03 5.205184e-04 1.000000 13009.733 49.797 -55.510 2.712258e-01 6.127621e-02 -6.127621e-02 1.927944e-03 6.096693e-04 1.000000 13102.256 40.015 -42.726 3.481122e-01 7.832212e-02 -7.832212e-02 1.472248e-03 6.010428e-04 1.000000 13195.145 57.448 -52.874 2.592642e-01 5.863455e-02 -5.863455e-02 2.024340e-03 6.103615e-04 1.000000 13306.109 41.763 -53.515 3.150340e-01 6.942399e-02 -6.942399e-02 2.130884e-03 6.738447e-04 1.000000 13411.267 41.911 -63.396 2.737020e-01 6.139047e-02 -6.139047e-02 5.783825e-04 3.339293e-04 1.000000 13537.816 75.831 -84.637 1.874090e-01 4.142182e-02 -4.142182e-02 1.644775e-03 4.561786e-04 1.000000 13685.952 70.605 -72.305 2.805163e-01 5.384061e-02 -5.384061e-02 2.983380e-03 6.510270e-04 1.000000 18722.591 35.760 -87.099 1.997100e-01 4.495453e-02 -4.495453e-02 1.069212e-03 4.041241e-04 1.000000 18836.026 80.285 -77.676 1.529761e-01 3.486683e-02 -3.486683e-02 2.376023e-03 5.312948e-04 1.000000 18998.495 65.748 -82.184 1.625923e-01 3.705859e-02 -3.705859e-02 2.537108e-03 5.673145e-04 1.000000 19128.269 56.326 -64.025 2.010880e-01 4.583265e-02 -4.583265e-02 3.118527e-03 6.973239e-04 1.000000 19309.105 153.796 -124.510 1.382534e-01 2.537718e-02 -2.537718e-02 6.068619e-03 6.396886e-04 1.000000 22882.916 122.713 -120.497 7.328737e-02 1.954912e-02 -1.954912e-02 1.962489e-03 3.416255e-04 1.000000 23112.593 113.680 -106.964 1.104760e-01 2.495767e-02 -2.495767e-02 9.177208e-04 2.452712e-04 1.000000 23352.093 79.779 -125.821 1.197765e-01 2.699916e-02 -2.699916e-02 7.738277e-04 2.333178e-04 1.000000 23533.240 89.188 -101.368 1.294707e-01 2.903512e-02 -2.903512e-02 3.036072e-04 1.518036e-04 1.000000 23775.418 195.520 -152.990 1.166621e-01 2.050741e-02 -2.050741e-02 9.130233e-04 1.946572e-04 1.000000 30493.213 5188.209 -516.797 5.336424e-02 1.399198e-02 -1.399198e-02 6.102770e-04 1.062356e-04 0.065484 35873.944 148.471 -192.522 7.341936e-02 1.659823e-02 -1.659823e-02 6.363782e-04 1.499958e-04 1.000000 45653.980 158.482 -180.006 5.720113e-02 1.485827e-02 -1.485827e-02 2.643748e-04 7.971199e-05 1.000000 46250.825 338.898 -438.363 3.277572e-02 7.444402e-03 -7.444402e-03 3.977294e-04 6.452023e-05 1.000000 57263.317 200.005 -251.312 4.355250e-02 1.139311e-02 -1.139311e-02 4.299439e-04 8.274275e-05 1.000000 58154.026 580.493 -690.704 2.666135e-02 5.347382e-03 -5.347382e-03 4.522796e-04 5.056639e-05 1.000000 63289.711 461.536 -398.468 2.870356e-02 7.106785e-03 -7.106785e-03 4.023950e-04 5.634657e-05 1.000000 71066.395 3424.503 -1222.969 1.983777e-02 4.737639e-03 -4.737639e-03 6.156343e-04 6.036791e-05 0.260577 97560.931 948.220 -779.309 1.239339e-02 3.182261e-03 -3.182261e-03 2.435980e-04 2.723508e-05 1.000000 NO NO NO NO NO ! PC upper limits 108200.400 407.443 -46.378 5.9782e-02 0.0000e+00 0.0000e+00 3.8470e-04 5.7996e-05 1.0000