! 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
151.519	20.131	-16.504	7.353263	0.482027
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
151.519	20.131	-16.504	1.744852	0.230645
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
151.519	20.131	-16.504	4.214262	0.615126
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
388.521	1220.433	-147.968	0.128979	0.020050
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
388.521	1220.433	-147.968	0.109260	0.017785
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
388.521	1220.433	-147.968	1.180477	0.265699