! Swift/XRT hardness ratio of trigger: 1343270, name: GRB 250818A ! T0 for this burst is Swift MET=777173518.912 s, = 2025 Aug 18 at 01:31:22.736 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: READ TERR 1 READ SERR 2 NO NO NO NO NO ! WTST -- hard data !Time Err (pos) Err(neg) Rate Error 91.9599942729487 5.50487582230433 -4.96970925079287 2224.29360565697 77.1024002721377 NO NO NO NO NO ! WTST -- soft data !Time Err (pos) Err(neg) Rate Error 91.9599942729487 5.50487582230433 -4.96970925079287 350.794048103857 34.2505384091068 NO NO NO NO NO ! WTST -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 91.9599942729487 5.50487582230433 -4.96970925079287 8.06666666666667 0.834595868999041 NO NO NO NO NO ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 103.528 2.033 -1.835 1126.038158 54.186209 106.925 1.535 -1.363 871.759373 54.411322 110.233 2.014 -1.774 687.849022 41.981731 114.195 2.237 -1.947 540.591147 35.795319 118.407 1.674 -1.975 485.742024 34.429911 121.395 1.230 -1.315 393.206439 25.029364 123.867 1.353 -1.242 371.014682 23.655888 126.538 1.384 -1.317 340.478607 22.233291 129.371 1.486 -1.450 290.204348 19.972266 132.268 1.483 -1.411 263.183619 19.573447 135.117 1.572 -1.366 185.581989 16.577529 139.058 2.246 -2.369 203.510045 13.152399 143.009 1.709 -1.705 186.925735 12.982565 146.190 1.490 -1.472 161.500421 12.841117 149.385 1.624 -1.705 123.741212 10.478394 153.070 1.876 -2.061 119.243172 9.307953 156.195 1.155 -1.249 91.655269 6.463902 158.384 1.044 -1.034 76.143578 6.343887 160.219 1.068 -0.792 65.188550 6.213571 162.326 1.075 -1.039 72.946433 6.183879 164.297 0.986 -0.897 68.601779 6.365145 166.575 1.174 -1.292 68.397233 5.561492 169.123 1.450 -1.374 68.387837 5.154026 171.716 1.267 -1.144 62.152339 5.346208 174.664 1.678 -1.681 63.505497 4.580359 177.925 1.573 -1.583 57.284340 4.446152 180.824 1.276 -1.325 59.878196 5.007291 184.005 2.094 -1.906 62.517180 4.148197 187.569 1.293 -1.470 65.428772 5.078286 190.106 1.152 -1.244 61.278721 5.348592 192.408 1.215 -1.150 66.122079 5.565517 195.217 1.532 -1.594 70.122329 4.957655 198.052 1.136 -1.303 74.241924 5.778635 200.207 1.123 -1.019 63.840785 5.752671 202.297 1.232 -0.967 56.739497 5.357527 205.021 1.626 -1.492 54.572957 4.382513 207.685 1.042 -1.038 62.310356 5.712004 210.027 1.365 -1.300 43.016139 4.216689 213.013 1.698 -1.621 45.381442 3.876283 216.008 1.305 -1.297 43.627722 4.297333 219.053 1.645 -1.739 34.754958 3.344310 222.233 1.539 -1.536 30.209980 3.294765 225.020 1.300 -1.248 37.188198 3.987005 228.061 1.746 -1.741 24.447896 2.784763 232.186 2.483 -2.379 28.504858 2.538752 236.783 2.135 -2.114 28.449638 2.700330 241.141 2.550 -2.223 17.337811 1.988789 245.277 1.878 -1.585 15.179425 2.212135 249.973 3.001 -2.818 13.631497 1.636979 255.842 2.650 -2.867 12.882612 1.609351 262.529 4.854 -4.038 10.528799 1.135353 273.047 6.598 -5.664 8.904778 0.894650 283.552 4.195 -3.907 6.221118 0.926496 294.570 7.225 -6.823 7.020872 0.747686 311.977 13.725 -10.181 4.106243 0.444147 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 103.528 2.033 -1.835 232.853388 24.301444 106.925 1.535 -1.363 239.137460 27.707957 110.233 2.014 -1.774 158.592918 20.147259 114.195 2.237 -1.947 138.700306 18.701998 118.407 1.674 -1.975 153.605437 19.048033 121.395 1.230 -1.315 94.911899 11.853513 123.867 1.353 -1.242 92.143705 11.592767 126.538 1.384 -1.317 86.865952 11.242748 129.371 1.486 -1.450 81.664884 10.307536 132.268 1.483 -1.411 84.855172 10.687914 135.117 1.572 -1.366 63.462787 9.109598 139.058 2.246 -2.369 47.700501 6.212577 143.009 1.709 -1.705 54.013755 6.914526 146.190 1.490 -1.472 52.017623 7.165438 149.385 1.624 -1.705 45.956358 6.295172 153.070 1.876 -2.061 39.761763 5.079086 156.195 1.155 -1.249 30.033393 3.722972 158.384 1.044 -1.034 23.584581 3.515787 160.219 1.068 -0.792 26.360358 3.929576 162.326 1.075 -1.039 22.818423 3.476213 164.297 0.986 -0.897 26.036390 3.881282 166.575 1.174 -1.292 20.884901 3.076431 169.123 1.450 -1.374 16.806454 2.617032 171.716 1.267 -1.144 19.683712 3.065067 174.664 1.678 -1.681 14.359192 2.187513 177.925 1.573 -1.583 15.034689 2.341140 180.824 1.276 -1.325 20.517704 2.931105 184.005 2.094 -1.906 12.059646 1.837195 187.569 1.293 -1.470 17.737033 2.644085 190.106 1.152 -1.244 20.448680 3.048314 192.408 1.215 -1.150 20.395554 3.107107 195.217 1.532 -1.594 16.472554 2.426474 198.052 1.136 -1.303 21.430966 3.093299 200.207 1.123 -1.019 22.878740 3.410566 202.297 1.232 -0.967 21.576906 3.359868 205.021 1.626 -1.492 15.713597 2.342448 207.685 1.042 -1.038 23.188123 3.532534 210.027 1.365 -1.300 18.385768 2.740793 213.013 1.698 -1.621 14.767910 2.201473 216.008 1.305 -1.297 17.927291 2.853976 219.053 1.645 -1.739 14.250837 2.171006 222.233 1.539 -1.536 15.940269 2.376239 225.020 1.300 -1.248 18.623124 2.899917 228.061 1.746 -1.741 14.053326 2.094949 232.186 2.483 -2.379 10.077615 1.502284 236.783 2.135 -2.114 10.983060 1.748473 241.141 2.550 -2.223 10.265896 1.530352 245.277 1.878 -1.585 11.631996 1.912291 249.973 3.001 -2.818 8.419769 1.255147 255.842 2.650 -2.867 7.554648 1.240414 262.529 4.854 -4.038 5.509275 0.821275 273.047 6.598 -5.664 3.805032 0.605751 283.552 4.195 -3.907 4.973243 0.817597 294.570 7.225 -6.823 2.214627 0.431799 311.977 13.725 -10.181 1.418410 0.273527 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 103.528 2.033 -1.835 4.835825 0.552742 106.925 1.535 -1.363 3.645432 0.477313 110.233 2.014 -1.774 4.337199 0.610508 114.195 2.237 -1.947 3.897548 0.584255 118.407 1.674 -1.975 3.162271 0.447768 121.395 1.230 -1.315 4.142857 0.571734 123.867 1.353 -1.242 4.026479 0.563856 126.538 1.384 -1.317 3.919586 0.560983 129.371 1.486 -1.450 3.553600 0.504329 132.268 1.483 -1.411 3.101562 0.441674 135.117 1.572 -1.366 2.924265 0.488014 139.058 2.246 -2.369 4.266413 0.607570 143.009 1.709 -1.705 3.460706 0.498087 146.190 1.490 -1.472 3.104725 0.489760 149.385 1.624 -1.705 2.692581 0.429548 153.070 1.876 -2.061 2.998941 0.444677 156.195 1.155 -1.249 3.051779 0.435238 158.384 1.044 -1.034 3.228532 0.551347 160.219 1.068 -0.792 2.472977 0.437566 162.326 1.075 -1.039 3.196822 0.557335 164.297 0.986 -0.897 2.634842 0.462646 166.575 1.174 -1.292 3.274961 0.551030 169.123 1.450 -1.374 4.069141 0.703940 171.716 1.267 -1.144 3.157552 0.561710 174.664 1.678 -1.681 4.422637 0.745449 177.925 1.573 -1.583 3.810145 0.662916 180.824 1.276 -1.325 2.918367 0.483086 184.005 2.094 -1.906 5.183998 0.861398 187.569 1.293 -1.470 3.688823 0.619967 190.106 1.152 -1.244 2.996708 0.517663 192.408 1.215 -1.150 3.241985 0.564261 195.217 1.532 -1.594 4.256919 0.695545 198.052 1.136 -1.303 3.464236 0.568088 200.207 1.123 -1.019 2.790398 0.486057 202.297 1.232 -0.967 2.629640 0.478877 205.021 1.626 -1.492 3.472977 0.588064 207.685 1.042 -1.038 2.687167 0.477768 210.027 1.365 -1.300 2.339643 0.417423 213.013 1.698 -1.621 3.072977 0.527962 216.008 1.305 -1.297 2.433593 0.455582 219.053 1.645 -1.739 2.438801 0.439440 222.233 1.539 -1.536 1.895199 0.350057 225.020 1.300 -1.248 1.996883 0.377520 228.061 1.746 -1.741 1.739652 0.326373 232.186 2.483 -2.379 2.828532 0.491176 236.783 2.135 -2.114 2.590320 0.480102 241.141 2.550 -2.223 1.688875 0.317671 245.277 1.878 -1.585 1.304972 0.286693 249.973 3.001 -2.818 1.618987 0.309914 255.842 2.650 -2.867 1.705256 0.351816 262.529 4.854 -4.038 1.911104 0.351613 273.047 6.598 -5.664 2.340264 0.440552 283.552 4.195 -3.907 1.250918 0.277485 294.570 7.225 -6.823 3.170228 0.704309 311.977 13.725 -10.181 2.894962 0.640086 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 367.430 47.754 -40.001 2.765180 0.325337 4502.269 112.631 -105.506 2.821177 0.253804 4707.747 92.695 -92.847 1.874626 0.225768 4908.921 122.194 -108.480 2.800216 0.248423 5131.412 90.259 -100.297 1.972928 0.230036 5353.307 131.633 -131.636 1.925087 0.193205 5635.545 152.770 -150.604 1.970297 0.181804 14617.493 7279.567 -4774.793 0.857868 0.054939 41122.114 21373.290 -8914.328 0.214954 0.021813 68744.772 3254.758 -2972.882 0.095598 0.010570 96948.122 59171.397 -19987.211 0.075023 0.009600 177971.397 12708.990 -5616.110 0.030783 0.004394 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 367.430 47.754 -40.001 1.012511 0.198299 4502.269 112.631 -105.506 0.439650 0.100836 4707.747 92.695 -92.847 0.531025 0.120418 4908.921 122.194 -108.480 0.427320 0.097868 5131.412 90.259 -100.297 0.518841 0.118999 5353.307 131.633 -131.636 0.394084 0.088219 5635.545 152.770 -150.604 0.503171 0.092704 14617.493 7279.567 -4774.793 0.126443 0.021471 41122.114 21373.290 -8914.328 0.054692 0.010953 68744.772 3254.758 -2972.882 0.019106 0.004859 96948.122 59171.397 -19987.211 0.017021 0.004713 177971.397 12708.990 -5616.110 0.010571 0.002671 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 367.430 47.754 -40.001 2.731011 0.623960 4502.269 112.631 -105.506 6.416872 1.580916 4707.747 92.695 -92.847 3.530202 0.906421 4908.921 122.194 -108.480 6.552977 1.609480 5131.412 90.259 -100.297 3.802572 0.978367 5353.307 131.633 -131.636 4.884960 1.198411 5635.545 152.770 -150.604 3.915762 0.806861 14617.493 7279.567 -4774.793 6.784622 1.231275 41122.114 21373.290 -8914.328 3.930233 0.882349 68744.772 3254.758 -2972.882 5.003693 1.387597 96948.122 59171.397 -19987.211 4.407666 1.344441 177971.397 12708.990 -5616.110 2.912080 0.845094