! Swift/XRT lightcurve of trigger: 21513, name: GRB 220909A - source 4 ! T0 for this burst is Swift MET=684399162.837 s, = 2022 Sep 09 at 06:52:13.000 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/00021513 ! BINMODE: GRB-like (counts) READ TERR 1 2 ! PC data !Time T_+ve T_-ve Flux Fluxpos Fluxneg 225156.824 9958.513 -8449.235 1.08852245392679e-13 5.96220755305455e-14 -4.52204026179394e-14