! Swift/XRT lightcurve of trigger: 21426, name: GRB 210323B - source 5
 ! T0 for this burst is Swift MET=638193839.7 s, = 2021 Mar 23 at 12:03:33.000 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/00021426
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg
110234.259	6333.307	-6616.229	5.948693e-03	1.476692e-03	-1.476692e-03
1317060.591	14398.395	-31622.931	3.463838e-03	1.198540e-03	-9.868129e-04