! Swift/XRT hardness ratio of trigger: 21454, name: GRB 210704A
 ! T0 for this burst is Swift MET=647120034.458 s, = 2021 Jul 04 at 19:33:27.146 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
57726.090	3400.241	-4272.920	0.008486	0.002163
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
57726.090	3400.241	-4272.920	0.008341	0.002146
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
57726.090	3400.241	-4272.920	1.017458	0.368464