! Swift/XRT hardness ratio of trigger: 115135, name: GRB 050421
 ! T0 for this burst is Swift MET=135749511.104 s, = 2005 Apr 21 at 04:11:51.617 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
 ! BINMODE: GRB-like (counts)

READ TERR 1
READ SERR 2
NO	NO	NO	NO	NO
! WT -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
125.345	9.670	-9.048	9.334664	0.775769
145.451	10.082	-10.436	8.322177	0.678400
NO	NO	NO	NO	NO
! WT -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
125.345	9.670	-9.048	1.711085	0.326293
145.451	10.082	-10.436	1.854433	0.319656
NO	NO	NO	NO	NO
! WT -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
125.345	9.670	-9.048	5.455408	1.118935
145.451	10.082	-10.436	4.487720	0.848679
NO	NO	NO	NO	NO
! PC -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
198.583	41.971	-25.727	3.251371	0.452419
293.819	109.709	-53.266	0.767483	0.143172
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
198.583	41.971	-25.727	1.263943	0.283251
293.819	109.709	-53.266	0.527618	0.118897
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
198.583	41.971	-25.727	2.572402	0.678565
293.819	109.709	-53.266	1.454619	0.425537