! Swift/XRT hardness ratio of trigger: 1273071, name: GRB 241209A ! T0 for this burst is Swift MET=755415378.752 s, = 2024 Dec 09 at 05:35:44.072 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: GRB-like (counts) READ TERR 1 READ SERR 2 NO NO NO NO NO ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 118.322 6.809 -8.145 4.364209 0.615737 130.969 4.918 -5.839 4.341716 0.745638 140.683 4.281 -4.796 4.026202 0.743238 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 118.322 6.809 -8.145 3.039866 0.510954 130.969 4.918 -5.839 3.650024 0.652207 140.683 4.281 -4.796 4.202284 0.773395 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 118.322 6.809 -8.145 1.435658 0.307563 130.969 4.918 -5.839 1.189504 0.291504 140.683 4.281 -4.796 0.958098 0.247008 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 195.000 49.800 -40.464 3.068868 0.449297 280.490 54.573 -35.690 1.285418 0.290223 395.790 94.727 -60.726 0.744231 0.167059 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 195.000 49.800 -40.464 1.358297 0.299703 280.490 54.573 -35.690 1.410537 0.303651 395.790 94.727 -60.726 0.777217 0.170856 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 195.000 49.800 -40.464 2.259351 0.598276 280.490 54.573 -35.690 0.911297 0.284289 395.790 94.727 -60.726 0.957559 0.300852