! Swift/XRT hardness ratio of trigger: 1351039, name: GRB 250920C ! T0 for this burst is Swift MET=780074753.792 s, = 2025 Sep 20 at 15:25:17.425 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 115.131991028852 4.71218490594016 -4.64156605498984 9.93648648421564 1.17799494908855 NO NO NO NO NO ! WTST -- soft data !Time Err (pos) Err(neg) Rate Error 115.131991028852 4.71218490594016 -4.64156605498984 24.1213242625787 1.90952153508 NO NO NO NO NO ! WTST -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 115.131991028852 4.71218490594016 -4.64156605498984 0.414364640883978 0.0569026840339723 NO NO NO NO NO ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 131.282 1.308 -1.236 20.466032 3.051076 133.975 1.569 -1.386 17.368545 2.638757 137.605 2.163 -2.060 12.152047 1.846226 141.703 1.741 -1.935 13.958216 2.120632 144.758 1.303 -1.314 19.603287 2.978272 147.775 1.822 -1.714 14.302600 2.214846 151.935 2.319 -2.338 10.796879 1.640336 156.293 1.872 -2.039 12.914575 1.925291 160.300 2.302 -2.135 11.130400 1.678063 164.547 1.674 -1.945 13.773828 2.092646 167.994 1.998 -1.774 13.215045 2.007726 171.598 1.554 -1.606 15.775142 2.396670 175.695 2.472 -2.543 10.083250 1.503227 180.574 2.312 -2.406 10.259528 1.619677 185.251 2.288 -2.366 10.707900 1.626835 189.620 1.953 -2.080 12.535220 1.868758 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 131.282 1.308 -1.236 28.360475 3.621948 133.975 1.569 -1.386 23.241850 3.043570 137.605 2.163 -2.060 28.413401 2.818518 141.703 1.741 -1.935 26.457518 2.939519 144.758 1.303 -1.314 24.497289 3.413362 147.775 1.822 -1.714 33.815693 3.343510 151.935 2.319 -2.338 29.789645 2.705020 156.293 1.872 -2.039 25.070928 2.698774 160.300 2.302 -2.135 19.749874 2.280201 164.547 1.674 -1.945 22.357074 2.635078 167.994 1.998 -1.774 19.769237 2.446237 171.598 1.554 -1.606 23.370747 2.929032 175.695 2.472 -2.543 22.871964 2.298988 180.574 2.312 -2.406 18.290131 2.157863 185.251 2.288 -2.366 18.105187 2.090819 189.620 1.953 -2.080 17.370479 2.218416 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 131.282 1.308 -1.236 0.721639 0.141651 133.975 1.569 -1.386 0.747296 0.149880 137.605 2.163 -2.060 0.427687 0.077596 141.703 1.741 -1.935 0.527571 0.099292 144.758 1.303 -1.314 0.800223 0.164954 147.775 1.822 -1.714 0.422957 0.077704 151.935 2.319 -2.338 0.362437 0.064145 156.293 1.872 -2.039 0.515122 0.094714 160.300 2.302 -2.135 0.563568 0.107010 164.547 1.674 -1.945 0.616084 0.118456 167.994 1.998 -1.774 0.668465 0.130973 171.598 1.554 -1.606 0.674995 0.132932 175.695 2.472 -2.543 0.440856 0.079259 180.574 2.312 -2.406 0.560932 0.110543 185.251 2.288 -2.366 0.591427 0.112857 189.620 1.953 -2.080 0.721639 0.141651 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 2085.454 19.983 -22.642 1.981155 0.404402 2130.207 30.390 -24.770 1.289267 0.290205 2191.164 24.594 -30.567 1.329953 0.292426 2252.927 38.049 -37.169 1.500866 0.267304 7136.274 77.629 -82.839 0.377483 0.084872 7295.804 78.567 -81.901 0.382778 0.085944 7452.351 95.025 -77.979 0.513347 0.095869 18775.817 90.700 -94.841 0.208263 0.038786 18981.255 113.426 -114.738 0.114419 0.025720 35164.337 655.817 -663.022 0.034101 0.006094 46672.874 83434.408 -6256.685 0.021959 0.005780 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 2085.454 19.983 -22.642 1.834622 0.391613 2130.207 30.390 -24.770 2.249051 0.382468 2191.164 24.594 -30.567 2.660581 0.412613 2252.927 38.049 -37.169 2.483423 0.342833 7136.274 77.629 -82.839 0.915124 0.131613 7295.804 78.567 -81.901 0.821674 0.125624 7452.351 95.025 -77.979 0.638649 0.106929 18775.817 90.700 -94.841 0.150726 0.033056 18981.255 113.426 -114.738 0.199807 0.034060 35164.337 655.817 -663.022 0.082693 0.009506 46672.874 83434.408 -6256.685 0.051612 0.008718 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 2085.454 19.983 -22.642 1.079871 0.318938 2130.207 30.390 -24.770 0.573250 0.161720 2191.164 24.594 -30.567 0.499873 0.134499 2252.927 38.049 -37.169 0.604354 0.136183 7136.274 77.629 -82.839 0.412494 0.110095 7295.804 78.567 -81.901 0.465852 0.126543 7452.351 95.025 -77.979 0.803802 0.201607 18775.817 90.700 -94.841 1.381737 0.397551 18981.255 113.426 -114.738 0.572646 0.161549 35164.337 655.817 -663.022 0.412382 0.087630 46672.874 83434.408 -6256.685 0.425467 0.133065