! Swift/XRT lightcurve of trigger: 10309, name: IceCube 170922A - source 10
 ! T0 for this burst is Swift MET=527806470 s, = 2017 Sep 22 at 20:54:10.272 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/00010309
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg
49257.708	42906.077	-36733.080	7.569518e-03	3.787426e-03	-2.872576e-03
587672.842	3774.680	-1802.669	1.481634e-02	3.281195e-03	-3.281195e-03
599747.328	4000.152	-2417.720	6.735126e-03	1.808036e-03	-1.808036e-03