! Swift/XRT hardness ratio of trigger: 279817, name: GRB 070520A
 ! T0 for this burst is Swift MET=201359112 s, = 2007 May 20 at 13:05:10.033 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
6916.605	4882.676	-3351.567	0.005496	0.001239
34023.108	24002.348	-18879.621	0.001881	0.000507
137714.711	81392.141	-76226.351	0.000663	0.000192
379359.071	1322946.975	-155921.982	0.000132	0.000050
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
6916.605	4882.676	-3351.567	0.013296	0.001965
34023.108	24002.348	-18879.621	0.005000	0.000832
137714.711	81392.141	-76226.351	0.001578	0.000271
379359.071	1322946.975	-155921.982	0.000320	0.000073
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
6916.605	4882.676	-3351.567	0.413338	0.111447
34023.108	24002.348	-18879.621	0.376278	0.119242
137714.711	81392.141	-76226.351	0.420038	0.141532
379359.071	1322946.975	-155921.982	0.411857	0.181073