! Swift/XRT hardness ratio of trigger: 419932, name: GRB 100420A
 ! T0 for this burst is Swift MET=293433768 s, = 2010 Apr 20 at 05:22:42.277 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
! PC -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
169.056	40.487	-24.703	1.587524	0.356703
274.435	113.127	-64.892	0.583535	0.131115
776.177	1231.101	-388.615	0.044399	0.009214
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
169.056	40.487	-24.703	1.969976	0.397061
274.435	113.127	-64.892	0.668588	0.140234
776.177	1231.101	-388.615	0.044414	0.009438
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
169.056	40.487	-24.703	0.805860	0.243246
274.435	113.127	-64.892	0.872788	0.268274
776.177	1231.101	-388.615	0.999665	0.296926