! Swift/XRT hardness ratio of trigger: 927839, name: GRB 191004B
 ! T0 for this burst is Swift MET=591917645.376 s, = 2019 Oct 04 at 21:33:41.682 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
224.605	24.153	-15.964	2.066057	0.463430
265.882	15.471	-17.124	2.496721	0.561789
299.632	16.824	-18.278	2.332485	0.522374
339.347	32.269	-22.891	1.840502	0.369947
39086.108	1441.766	-1012.881	0.009934	0.002339
45067.607	1197.934	-1168.957	0.008858	0.002352
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
224.605	24.153	-15.964	3.809400	0.628381
265.882	15.471	-17.124	2.617944	0.574697
299.632	16.824	-18.278	2.335103	0.522961
339.347	32.269	-22.891	2.425394	0.425830
39086.108	1441.766	-1012.881	0.017449	0.003078
45067.607	1197.934	-1168.957	0.012032	0.002728
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
224.605	24.153	-15.964	0.542358	0.151009
265.882	15.471	-17.124	0.953695	0.299800
299.632	16.824	-18.278	0.998879	0.316367
339.347	32.269	-22.891	0.758847	0.202525
39086.108	1441.766	-1012.881	0.569317	0.167494
45067.607	1197.934	-1168.957	0.736230	0.257046