! Swift/XRT hardness ratio of trigger: 21461, name: GRB 210827A - source 4
 ! T0 for this burst is Swift MET=651751191.8, = 2021 Aug 27 at 09:59:24.000 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
! PC -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
118546.891	121490.158	-73854.440	0.002845	0.000760
NO NO NO NO NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
118546.891	121490.158	-73854.440	0.003041	0.000777
NO NO NO NO NO
! PC -- hardness ratio
!Time		Err (pos)	Err(neg)	Rate		Error
118546.891	121490.158	-73854.440	0.935526	0.345997