! 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 count-rate, 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 Rate Ratepos Rateneg 84.3633742773393 1.57157376658688 -2.06148922571502 9.67529879731824 1.7741739167564 -1.77512863146871 88.4840247141409 2.50361133237175 -2.54907667021466 6.26190653050498 1.14332165073222 -1.14344104495425 NO NO NO NO NO ! PC data !Time T_+ve T_-ve Rate Ratepos Rateneg 111.715 8.073 -6.971 3.265324e+00 6.979429e-01 -6.979429e-01 124.981 7.343 -5.193 3.844123e+00 8.202645e-01 -8.202645e-01 142.893 17.012 -10.568 1.661647e+00 3.642170e-01 -3.642170e-01 186.716 40.887 -26.811 6.463549e-01 1.450700e-01 -1.450700e-01 304.547 73.495 -76.944 2.958204e-01 6.658168e-02 -6.658168e-02 448.677 67.266 -70.636 2.739643e-01 6.172589e-02 -6.172589e-02 618.981 85.011 -103.037 1.303059e-01 2.941797e-02 -2.941797e-02 788.116 76.344 -84.124 1.558672e-01 3.498651e-02 -3.498651e-02 977.032 88.013 -112.572 1.225433e-01 2.763886e-02 -2.763886e-02 1247.254 198.898 -182.209 8.334906e-02 1.662675e-02 -1.662675e-02 5131.291 423.914 -360.878 2.557454e-02 6.731496e-03 -6.731496e-03 6324.674 857.762 -769.469 2.039950e-02 4.196327e-03 -4.196327e-03 11714.297 1209.266 -1250.395 1.209771e-02 2.781130e-03 -2.781130e-03