! Swift/XRT lightcurve of trigger: 1156572, name: GRB 230228A ! T0 for this burst is Swift MET=699256281.088 s, = 2023 Feb 28 at 05:50:50.250 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/01156572 ! BINMODE: GRB-like (counts) READ TERR 1 2 ! WTSLEW data !Time T_+ve T_-ve Flux Fluxpos Fluxneg 108.080461598701 4.58626832836171 -5.41512667553729 6.92515649796842e-11 1.67969561378188e-11 -1.67973562535818e-11 NO NO NO NO NO ! PC data !Time T_+ve T_-ve Flux Fluxpos Fluxneg 180.633 47.224 -53.069 1.665853784e-11 3.762114944e-12 -3.762114944e-12 267.962 47.651 -40.105 1.906473576e-11 4.30552416e-12 -4.30552416e-12 358.887 44.483 -43.274 1.443296568e-11 3.17991968e-12 -3.17991968e-12 438.124 32.943 -34.754 1.409969904e-11 3.192113232e-12 -3.192113232e-12 504.277 34.487 -33.210 1.41678992e-11 3.193072456e-12 -3.193072456e-12 588.244 45.798 -49.480 9.94711368e-12 2.24435092e-12 -2.24435092e-12 690.702 56.170 -56.659 8.46911296e-12 1.928302096e-12 -1.928302096e-12 809.196 65.549 -62.324 7.51331112e-12 1.700982864e-12 -1.700982864e-12 948.450 56.677 -73.704 7.26470864e-12 1.650312944e-12 -1.650312944e-12 1080.308 95.316 -75.182 5.78346608e-12 1.299471768e-12 -1.299471768e-12 1245.224 115.942 -69.600 5.12269128e-12 1.171710736e-12 -1.171710736e-12 1449.160 112.592 -87.993 4.66984896e-12 1.075521776e-12 -1.075521776e-12 1715.012 137.576 -153.260 3.1882046e-12 7.35978432e-13 -7.35978432e-13 8421.295 21138.151 -3139.430 6.11712864e-13 9.95186864e-14 -9.95186864e-14 NO NO NO NO NO ! PC upper limits 88595.108 9122.047 -26151.159 1.1848592e-13 0 0