! Swift/XRT lightcurve of trigger: 20010, name: GRB 050520 ! T0 for this burst is Swift MET=138240352.531105995 s, = 2005 May 20 at 00:05:53.000 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/00020010 ! BINMODE: GRB-like (counts) READ TERR 1 2 ! PC data !Time T_+ve T_-ve Flux Fluxpos Fluxneg 11556.380 2477.304 -3889.458 1.247655874e-12 3.24716775e-13 -3.24716775e-13 20483.976 5795.362 -2566.910 5.08337185e-13 1.48602446e-13 -1.48602446e-13 42260.577 24523.419 -12768.261 1.45045049e-13 4.73545789e-14 -4.73545789e-14 NO NO NO NO NO ! PC upper limits 134358.767 92539.162 -64366.642 1.32842e-13 0 0