! Swift/XRT lightcurve of trigger: 21453, name: GRB 210626A - source 4
 ! T0 for this burst is Swift MET=646388203.4 s, = 2021 Jun 26 at 08:16:16.000 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/00021453
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
68619.516	58955.576	-38878.483	1.94806379534625e-13	5.36722247646081e-14	-5.36722247646081e-14
134979.846	8451.740	-1630.446	2.70794190636743e-13	2.03640250754551e-13	-1.37149382753308e-13