! Swift/XRT lightcurve of trigger: 20780, name: GRB 171010B - source 5
 ! T0 for this burst is Swift MET=529361964.0 s, = 2017 Oct 10 at 20:59:04.168 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/00020780
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg
174681.205	416891.966	-83541.402	6.819980e-03	1.757163e-03	-1.757163e-03
NO	NO	NO	NO	NO	NO
! PC Upper limit
611227.061	3244.093	-3244.093	4.0957e-03	0.0000e+00	0.0000e+00