! Swift/XRT lightcurve of trigger: 597519, name: GRB 140428A ! T0 for this burst is Swift MET=420417661.952 s, = 2014 Apr 28 at 22:40:50.007 UT ! Data covers 0.3-10 keV ! The data are in 5 columns: "; ! time, time error (+ve), time error (-ve), source flux, source error ! For a detailed description of light curve production, see Evans et al. 2007 (A&A, 469, 379 ) ! For a detailed description of the file, see ! http://www.swift.ac.uk/xrt_curves/docs.php ! This lightcurve was obtained from http://www.swift.ac.uk/xrt_curves/00597519 ! BINMODE: GRB-like (counts) READ TERR 1 2 ! PC data !Time T_+ve T_-ve Flux Fluxpos Fluxneg 136.138 31.451 -28.724 1.72194238e-11 3.80719e-12 -3.80719e-12 199.417 68.465 -31.828 1.44585084e-11 2.61441e-12 -2.61441e-12 5242.109 154.245 -303.310 1.07586341e-12 2.8662278e-13 -2.8662278e-13 6461.221 4592.299 -1064.867 5.1270611e-13 1.08934762e-13 -1.08934762e-13 NO NO NO NO NO ! PC upper limits 57198.459 22122.562 -24952.839 3.76993e-14 0 0