! Swift/XRT hardness ratio of trigger: 280958, name: GRB 070531
 ! T0 for this burst is Swift MET=202270219.52 s, = 2007 May 31 at 02:10:17.530 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
188.253	60.286	-50.035	1.857194	0.216726
331.616	112.493	-83.076	0.944627	0.117082
572.248	230.406	-128.139	0.334899	0.049087
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
188.253	60.286	-50.035	0.548247	0.116887
331.616	112.493	-83.076	0.287759	0.064436
572.248	230.406	-128.139	0.126495	0.028487
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
188.253	60.286	-50.035	3.387512	0.823328
331.616	112.493	-83.076	3.282704	0.840171
572.248	230.406	-128.139	2.647530	0.711399