! Swift/XRT hardness ratio of trigger: 554635, name: GRB 130427B ! T0 for this burst is Swift MET=388761652.288 s, = 2013 Apr 27 at 13:20:41.799 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 248.170 37.933 -42.301 1.552925 0.350260 348.203 75.802 -62.100 0.889274 0.200575 562.039 170.366 -138.033 0.389999 0.090048 1012.371 414.554 -279.966 0.218523 0.044784 12258.107 887.479 -692.120 0.017022 0.003762 17716.405 1260.280 -1224.454 0.011797 0.002514 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 248.170 37.933 -42.301 1.626835 0.357447 348.203 75.802 -62.100 0.932319 0.205982 562.039 170.366 -138.033 0.539285 0.104900 1012.371 414.554 -279.966 0.350409 0.056623 12258.107 887.479 -692.120 0.028085 0.004874 17716.405 1260.280 -1224.454 0.020107 0.003276 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 248.170 37.933 -42.301 0.954568 0.300574 348.203 75.802 -62.100 0.953830 0.301151 562.039 170.366 -138.033 0.723179 0.218334 1012.371 414.554 -279.966 0.623623 0.162755 12258.107 887.479 -692.120 0.606086 0.170308 17716.405 1260.280 -1224.454 0.586723 0.157411