! Swift/XRT lightcurve of trigger: 773509, name: GRB 170921A ! T0 for this burst is Swift MET=527696948.224 s, = 2017 Sep 21 at 14:28:48.503 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/00773509 ! BINMODE: GRB-like (counts) READ TERR 1 2 ! WTSLEW data !Time T_+ve T_-ve Flux Fluxpos Fluxneg 84.3633742773393 1.57157376658688 -2.06148922571502 3.30895218868284e-10 6.06767479530689e-11 -6.07093991962299e-11 88.4840247141409 2.50361133237175 -2.54907667021466 2.1415720334327e-10 3.91016004550419e-11 -3.91056837374354e-11 NO NO NO NO NO ! PC data !Time T_+ve T_-ve Flux Fluxpos Fluxneg 111.715 8.073 -6.971 1.116740808e-10 2.386964718e-11 -2.386964718e-11 124.981 7.343 -5.193 1.314690066e-10 2.80530459e-11 -2.80530459e-11 142.893 17.012 -10.568 5.68283274e-11 1.24562214e-11 -1.24562214e-11 186.716 40.887 -26.811 2.210533758e-11 4.961394e-12 -4.961394e-12 304.547 73.495 -76.944 1.011705768e-11 2.277093456e-12 -2.277093456e-12 448.677 67.266 -70.636 9.36957906e-12 2.111025438e-12 -2.111025438e-12 618.981 85.011 -103.037 4.45646178e-12 1.006094574e-12 -1.006094574e-12 788.116 76.344 -84.124 5.33065824e-12 1.196538642e-12 -1.196538642e-12 977.032 88.013 -112.572 4.19098086e-12 9.45249012e-13 -9.45249012e-13 1247.254 198.898 -182.209 2.850537852e-12 5.6863485e-13 -5.6863485e-13 5131.291 423.914 -360.878 8.74649268e-13 2.302171632e-13 -2.302171632e-13 6324.674 857.762 -769.469 6.976629e-13 1.435143834e-13 -1.435143834e-13 11714.297 1209.266 -1250.395 4.13741682e-13 9.5114646e-14 -9.5114646e-14