! Swift/XRT hardness ratio of trigger: 1340954, name: GRB 250809A ! T0 for this burst is Swift MET=776451235.648 s, = 2025 Aug 09 at 16:53:19.523 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 ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 205.207 29.397 -73.444 13.944519 1.101420 236.356 1.721 -1.752 59.106970 4.378076 240.028 1.912 -1.951 74.406982 4.663849 244.106 2.315 -2.167 53.088685 3.704992 248.180 1.686 -1.759 51.081648 4.156476 252.336 2.568 -2.471 54.321899 3.505010 257.347 2.749 -2.443 41.298379 3.017973 262.348 2.636 -2.253 32.233319 2.737847 268.354 3.699 -3.369 28.523416 2.144414 275.224 3.019 -3.171 19.735136 1.916987 281.975 3.838 -3.732 19.192432 1.698934 289.916 4.397 -4.103 18.576879 1.564626 298.181 4.348 -3.868 12.823403 1.344240 308.280 6.211 -5.751 10.580747 0.995441 318.143 4.380 -3.653 5.535341 0.901372 327.928 5.859 -5.405 5.019324 0.726823 344.009 11.745 -10.222 2.762571 0.384270 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 205.207 29.397 -73.444 3.653101 0.576700 236.356 1.721 -1.752 14.092229 2.182217 240.028 1.912 -1.951 13.622554 1.987123 244.106 2.315 -2.167 11.171060 1.709538 248.180 1.686 -1.759 14.627434 2.180601 252.336 2.568 -2.471 10.001004 1.490912 257.347 2.749 -2.443 9.708022 1.447234 262.348 2.636 -2.253 10.013664 1.550650 268.354 3.699 -3.369 6.721170 1.081884 275.224 3.019 -3.171 7.561704 1.241330 281.975 3.838 -3.732 6.658097 0.992565 289.916 4.397 -4.103 5.844210 0.887880 298.181 4.348 -3.868 5.871476 0.926907 308.280 6.211 -5.751 3.852907 0.645168 318.143 4.380 -3.653 4.091858 0.768645 327.928 5.859 -5.405 2.571677 0.578196 344.009 11.745 -10.222 1.439810 0.286640 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 205.207 29.397 -73.444 3.817173 0.673790 236.356 1.721 -1.752 4.194295 0.719944 240.028 1.912 -1.951 5.462044 0.867140 244.106 2.315 -2.167 4.752341 0.799281 248.180 1.686 -1.759 3.492181 0.593072 252.336 2.568 -2.471 5.431645 0.882269 257.347 2.749 -2.443 4.254047 0.706237 262.348 2.636 -2.253 3.218934 0.568495 268.354 3.699 -3.369 4.243817 0.753916 275.224 3.019 -3.171 2.609879 0.497803 281.975 3.838 -3.732 2.882570 0.499747 289.916 4.397 -4.103 3.178681 0.552137 298.181 4.348 -3.868 2.184017 0.413855 308.280 6.211 -5.751 2.746173 0.527432 318.143 4.380 -3.653 1.352769 0.336295 327.928 5.859 -5.405 1.951771 0.521950 344.009 11.745 -10.222 1.918706 0.465971 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 264.280 266.622 -120.190 1.243582 0.188767 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 264.280 266.622 -120.190 0.479462 0.113774 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 264.280 266.622 -120.190 2.593704 0.730623