! Swift/XRT lightcurve of trigger: 21514, name: GRB 220921A - source 1
 ! 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
 ! 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/00021514
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg
33512.360	67.604	-82.835	1.993059e-01	4.486484e-02	-4.486484e-02
33717.442	150.860	-137.478	1.391314e-01	2.690854e-02	-2.690854e-02
39135.755	166.252	-124.595	9.312223e-02	2.222304e-02	-2.222304e-02
40314.305	346.883	-252.362	6.260883e-02	1.348878e-02	-1.348878e-02
44294.404	178.535	-109.804	6.945920e-02	2.246228e-02	-1.850489e-02