! Swift/XRT hardness ratio of trigger: 1315630, name: GRB 250520A
 ! T0 for this burst is Swift MET=769401772.48 s, = 2025 May 20 at 02:42:16.831 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: 

READ TERR 1
READ SERR 2
NO	NO	NO	NO	NO
! PC -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
224.919	102.007	-58.461	0.840915	0.109937
703.391	686.631	-376.465	0.077627	0.010575
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
224.919	102.007	-58.461	0.285998	0.064073
703.391	686.631	-376.465	0.035563	0.007007
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
224.919	102.007	-58.461	2.940285	0.762672
703.391	686.631	-376.465	2.182791	0.522853