! Swift/XRT lightcurve of trigger: 1107466, name: GRB 220521A ! T0 for this burst is Swift MET=674868050.624 s, = 2022 May 21 at 23:20:21.444 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/01107466 ! BINMODE: GRB-like (counts) READ TERR 1 2 ! PC data !Time T_+ve T_-ve Rate Ratepos Rateneg 141.810 20.686 -36.982 6.940983e-01 1.572043e-01 -1.572043e-01 181.122 21.491 -18.626 1.061702e+00 2.327395e-01 -2.327395e-01 228.927 23.832 -26.314 7.957601e-01 1.793631e-01 -1.793631e-01 267.753 22.615 -14.994 1.081457e+00 2.425925e-01 -2.425925e-01 309.396 13.567 -19.028 1.227305e+00 2.757488e-01 -2.757488e-01 343.680 21.908 -20.717 1.029759e+00 2.217890e-01 -2.217890e-01 392.649 20.578 -27.061 8.530357e-01 1.919653e-01 -1.919653e-01 431.953 11.361 -18.727 1.344750e+00 3.016545e-01 -3.016545e-01 464.992 23.453 -21.678 9.332754e-01 2.045867e-01 -2.045867e-01 516.167 29.945 -27.722 1.318970e+00 2.163181e-01 -2.163181e-01 3910.125 144.318 -136.501 1.755508e-01 3.945742e-02 -3.945742e-02 4474.590 572.743 -420.146 7.885376e-02 1.410477e-02 -1.410477e-02 12717.542 3846.170 -2588.193 1.911630e-02 3.745983e-03 -3.745983e-03 41060.395 78267.656 -14320.414 2.262757e-03 5.446075e-04 -5.446075e-04 NO NO NO NO NO ! PC upper limits 189655.828 61272.865 -12677.677 4.3313e-03 0.0000e+00 0.0000e+00