! Swift/XRT hardness ratio of trigger: 21012, name: GRB 200709B - source 2
 ! T0 for this burst is Swift MET=615962107.0, = 2020 Jul 09 at 04:34:41.637 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
! PC -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
9399.788	30699.923	-3213.983	0.039710	0.008909
40670.755	780.390	-571.045	0.028395	0.005804
50432.740	2162.416	-3543.160	0.015388	0.003987
NO NO NO NO NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
9399.788	30699.923	-3213.983	0.029812	0.007758
40670.755	780.390	-571.045	0.030672	0.006038
50432.740	2162.416	-3543.160	0.034063	0.005946
NO NO NO NO NO
! PC -- hardness ratio
!Time		Err (pos)	Err(neg)	Rate		Error
9399.788	30699.923	-3213.983	1.332029	0.457696
40670.755	780.390	-571.045	0.925767	0.262705
50432.740	2162.416	-3543.160	0.451760	0.141130