! Swift/XRT lightcurve of trigger: 21489, name: GRB 220426A - source 4 ! T0 for this burst is Swift MET=672648620.214 s, = 2022 Apr 26 at 06:49:51.000 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/00021489 ! BINMODE: GRB-like (counts) READ TERR 1 2 ! PC data !Time T_+ve T_-ve Rate Ratepos Rateneg 168767.039 512.307 -495.628 1.356044e-02 4.780859e-03 -3.902901e-03 424656.049 12902.220 -16854.498 1.024130e-02 1.971350e-03 -1.971350e-03 460670.812 466.820 -435.808 8.620563e-03 4.364064e-03 -3.309927e-03