! Swift/XRT hardness ratio of trigger: 303631, name: GRB 080218B ! T0 for this burst is Swift MET=225071869.76 s, = 2008 Feb 18 at 23:57:47.175 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 1066.471 161.203 -135.484 0.142758 0.026606 1383.061 180.592 -155.386 0.137240 0.022400 1738.197 244.175 -174.544 0.095571 0.016787 10299.594 7091.827 -3367.441 0.021307 0.003843 27994.346 7865.942 -9056.840 0.006748 0.001492 47625.149 6389.024 -7688.397 0.002693 0.000752 80408.684 53760.568 -23134.631 0.001801 0.000467 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 1066.471 161.203 -135.484 0.097817 0.022035 1383.061 180.592 -155.386 0.060924 0.014924 1738.197 244.175 -174.544 0.054921 0.012770 10299.594 7091.827 -3367.441 0.009997 0.002653 27994.346 7865.942 -9056.840 0.005365 0.001307 47625.149 6389.024 -7688.397 0.004913 0.000978 80408.684 53760.568 -23134.631 0.002089 0.000573 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 1066.471 161.203 -135.484 1.459447 0.426700 1383.061 180.592 -155.386 2.252645 0.663089 1738.197 244.175 -174.544 1.740148 0.507078 10299.594 7091.827 -3367.441 2.131281 0.683844 27994.346 7865.942 -9056.840 1.257843 0.413784 47625.149 6389.024 -7688.397 0.548031 0.187925 80408.684 53760.568 -23134.631 0.861956 0.325283