! Swift/XRT hardness ratio of trigger: 362633, name: GRB 090912 ! T0 for this burst is Swift MET=274463434.944 s, = 2009 Sep 12 at 15:50:29.865 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 947.694 177.138 -141.290 0.479107 0.062141 1275.730 144.964 -150.898 0.320666 0.052932 1756.430 426.485 -335.736 0.271253 0.029529 6864.276 216.030 -177.617 0.071600 0.015059 7281.513 187.426 -201.207 0.059362 0.013810 7875.302 388.449 -406.363 0.066670 0.010297 18646.576 551.627 -478.876 0.044744 0.007446 19731.826 726.940 -533.623 0.028184 0.005402 24294.424 416.865 -340.342 0.041895 0.008468 25148.426 437.914 -437.138 0.040576 0.007791 25935.791 309.963 -349.451 0.032799 0.008059 30958.199 1071.451 -1245.301 0.019579 0.003756 36654.468 1153.214 -1086.907 0.024590 0.003988 42323.701 1244.089 -955.338 0.019697 0.003643 48046.043 1318.960 -894.104 0.023524 0.003818 54118.106 1034.457 -1181.996 0.019605 0.003412 60328.157 4540.320 -1609.424 0.016677 0.002991 65603.846 886.861 -735.369 0.012652 0.003222 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 947.694 177.138 -141.290 0.159574 0.035912 1275.730 144.964 -150.898 0.172329 0.038951 1756.430 426.485 -335.736 0.108547 0.018924 6864.276 216.030 -177.617 0.059062 0.013676 7281.513 187.426 -201.207 0.050056 0.012670 7875.302 388.449 -406.363 0.046933 0.008625 18646.576 551.627 -478.876 0.018108 0.004744 19731.826 726.940 -533.623 0.023151 0.004917 24294.424 416.865 -340.342 0.025003 0.006558 25148.426 437.914 -437.138 0.021863 0.005735 25935.791 309.963 -349.451 0.041148 0.009030 30958.199 1071.451 -1245.301 0.016360 0.003454 36654.468 1153.214 -1086.907 0.017615 0.003391 42323.701 1244.089 -955.338 0.011227 0.002822 48046.043 1318.960 -894.104 0.012480 0.002805 54118.106 1034.457 -1181.996 0.012070 0.002676 60328.157 4540.320 -1609.424 0.007283 0.002050 65603.846 886.861 -735.369 0.011935 0.003130 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 947.694 177.138 -141.290 3.002408 0.779879 1275.730 144.964 -150.898 1.860777 0.520801 1756.430 426.485 -335.736 2.498951 0.513626 6864.276 216.030 -177.617 1.212277 0.379218 7281.513 187.426 -201.207 1.185909 0.407708 7875.302 388.449 -406.363 1.420518 0.341004 18646.576 551.627 -478.876 2.471007 0.766946 19731.826 726.940 -533.623 1.217429 0.348284 24294.424 416.865 -340.342 1.675601 0.554873 25148.426 437.914 -437.138 1.855933 0.603291 25935.791 309.963 -349.451 0.797104 0.262598 30958.199 1071.451 -1245.301 1.196734 0.341373 36654.468 1153.214 -1086.907 1.396013 0.351413 42323.701 1244.089 -955.338 1.754381 0.547462 48046.043 1318.960 -894.104 1.884916 0.522604 54118.106 1034.457 -1181.996 1.624268 0.457806 60328.157 4540.320 -1609.424 2.289750 0.764194 65603.846 886.861 -735.369 1.060125 0.387535