! Swift/XRT hardness ratio of trigger: 21504, name: GRB 220606B - source 8
 ! T0 for this burst is Swift MET=676170237.381, = 2022 Jun 06 at 01:03:28.000 UT
 ! The hard band is 1.51-10 keV
 ! The soft band is 0.3-1.5 keV
 ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379
! There are 3 datasets: Hard, Soft, and the ratio
! Columns are as labelled
READ TERR 1 
READ SERR 2

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg
51588.025	281.506	-738.403	2.015624e-02	7.005339e-03	-5.722323e-03