! Swift/XRT hardness ratio of trigger: 1091101, name: GRB 211227A
 ! T0 for this burst is Swift MET=662340755.2, = 2021 Dec 27 at 23:32:06.709 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
330.930	722.758	-67.042	0.150456	0.026969
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
330.930	722.758	-67.042	0.317901	0.037240
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
330.930	722.758	-67.042	0.473280	0.101345