! Swift/XRT hardness ratio of trigger: 21476, name: GRB 220107A - source 1
 ! T0 for this burst is Swift MET=663259559.586, = 2022 Jan 07 at 14:45:31.000 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
NO	NO	NO	NO	NO
! PC -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
26805.443	80.846	-94.666	0.397620	0.089564
26976.459	77.820	-90.170	0.431883	0.094772
27152.935	96.915	-98.656	0.346278	0.079163
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
26805.443	80.846	-94.666	0.534136	0.103579
26976.459	77.820	-90.170	0.719462	0.122018
27152.935	96.915	-98.656	0.730891	0.114390
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
26805.443	80.846	-94.666	0.744417	0.221259
26976.459	77.820	-90.170	0.600287	0.166482
27152.935	96.915	-98.656	0.473776	0.131261