! Swift/XRT lightcurve of trigger: 1056426, name: GRB 210618A - source 16
 ! T0 for this burst is Swift MET=645673444.3 s, = 2021 Jun 18 at 01:43:37.000 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/01056426
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg
420491.923	4361.457	-36430.476	1.293952e-03	9.845390e-04	-6.623096e-04
NO	NO	NO	NO	NO	NO
! PC Upper limit
15991.220	24049.694	-12258.859	2.6873e-03	0.0000e+00	0.0000e+00