! Swift/XRT detailed lightcurve of trigger: 21516, name: GRB 220921A - source 2 ! T0 for this burst is Swift MET=685451188.956 s, = 2022 Sep 21 at 11:05:59.000 UT ! Data covers 0.3-10 keV ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379 ! BINMODE: GRB-like (counts) READ TERR 1 2 READ SERR 3 !Time T_+ve T_-ve Rate Ratepos Rateneg BGrate BGerr FracExp ! PC data 33005.311 372.879 -301.585 3.792291e-02 9.988612e-03 -9.988612e-03 4.367797e-04 7.279662e-05 1.000000