! Swift/XRT lightcurve of trigger: 21461, name: GRB 210827A - source 4
 ! T0 for this burst is Swift MET=651751191.8 s, = 2021 Aug 27 at 09:59:24.000 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/00021461
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg
90820.505	64172.692	-46128.054	5.138616e-03	1.128235e-03	-1.128235e-03
235347.272	5499.633	-7051.214	7.472220e-03	2.575136e-03	-2.102237e-03