! Swift/XRT hardness ratio of trigger: 3000058, name: GRB 250831A - source 4 ! T0 for this burst is Swift MET=778325368.257 s, = 2025 Aug 31 at 09:29:23.257 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 ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 3233.788 82.449 -73.006 0.251620 0.056342 3406.731 87.526 -90.494 0.228275 0.051127 3598.272 121.644 -104.015 0.178525 0.040005 3817.487 87.970 -97.571 0.214670 0.048098 4035.579 113.088 -130.122 0.164306 0.036832 4234.537 77.106 -85.869 0.248657 0.054359 4467.448 190.193 -155.804 0.205033 0.034213 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 3233.788 82.449 -73.006 0.292779 0.061189 3406.731 87.526 -90.494 0.393388 0.066566 3598.272 121.644 -104.015 0.416233 0.061447 3817.487 87.970 -97.571 0.257277 0.052660 4035.579 113.088 -130.122 0.381914 0.055818 4234.537 77.106 -85.869 0.282733 0.057846 4467.448 190.193 -155.804 0.404788 0.048123 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 3233.788 82.449 -73.006 0.859421 0.263236 3406.731 87.526 -90.494 0.580279 0.162888 3598.272 121.644 -104.015 0.428906 0.115093 3817.487 87.970 -97.571 0.834391 0.253214 4035.579 113.088 -130.122 0.430217 0.115128 4234.537 77.106 -85.869 0.879474 0.263327 4467.448 190.193 -155.804 0.506520 0.103777