! Swift/XRT lightcurve of trigger: 20849, name: GRB 181225A - source 3
 ! T0 for this burst is Swift MET=567431072.7 s, = 2018 Dec 25 at 11:44:10.500 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/00020849
 ! BINMODE: 

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
54672.326	256.164	-330.551	1.59762736474709e-12	4.12933811764207e-13	-4.12933811764207e-13
55694.997	850.695	-766.508	1.00195795535499e-12	1.97267321258308e-13	-1.97267321258308e-13
60820.704	405.273	-723.023	7.90092666611503e-13	2.05976832370665e-13	-2.05976832370665e-13
62493.524	3558.941	-1267.548	9.459348149947e-13	1.86685786650793e-13	-1.86685786650793e-13
452438.615	4426.861	-1991.361	8.58690266250683e-13	1.44520058247285e-13	-1.44520058247285e-13
462404.041	341.662	-490.761	1.34708475390491e-12	3.03697449609793e-13	-3.03697449609793e-13
471485.269	3140.924	-3876.743	7.23442669055796e-13	1.3548452747147e-13	-1.3548452747147e-13
479596.987	547.430	-510.651	1.27748121390014e-12	3.77859533049031e-13	-3.15740606970723e-13