! Swift/XRT hardness ratio of trigger: 921722, name: GRB 190821A
 ! T0 for this burst is Swift MET=588100227.328 s, = 2019 Aug 21 at 17:10:03.878 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
! WTST -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
69.9647281196196	0.886835946893555	-1.54706611191385	203.387941683471	16.166652916432
71.5112191765302	0.763665898665081	-0.659655110017113	201.713168181097	20.3496323816389
72.9615495384701	0.782795547253855	-0.686664463274752	161.425651804345	17.7741082742026
75.2249796554995	1.61064039016236	-1.48063456977563	92.8911933494781	9.3088039444969
NO	NO	NO	NO	NO
! WTST -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
69.9647281196196	0.886835946893555	-1.54706611191385	83.8785312914494	10.2678554337153
71.5112191765302	0.763665898665081	-0.659655110017113	136.451172163767	16.7579579029425
72.9615495384701	0.782795547253855	-0.686664463274752	131.28785310095	16.1060163193707
75.2249796554995	1.61064039016236	-1.48063456977563	89.1550100109918	9.20122161815895
NO	NO	NO	NO	NO
! WTST -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
69.9647281196196	0.886835946893555	-1.54706611191385	2.47826086956522	0.353451671607418
71.5112191765302	0.763665898665081	-0.659655110017113	1.5	0.234834109156931
72.9615495384701	0.782795547253855	-0.686664463274752	1.25	0.20337230420499
75.2249796554995	1.61064039016236	-1.48063456977563	1.06122448979592	0.149400909333166
NO	NO	NO	NO	NO
! WT -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
85.780	1.668	-1.501	15.140323	2.315373
89.780	2.597	-2.333	9.910244	1.477339
96.254	4.346	-3.876	5.105476	0.828222
NO	NO	NO	NO	NO
! WT -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
85.780	1.668	-1.501	26.790239	3.058240
89.780	2.597	-2.333	18.278894	2.006388
96.254	4.346	-3.876	9.763065	1.170780
NO	NO	NO	NO	NO
! WT -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
85.780	1.668	-1.501	0.565143	0.107849
89.780	2.597	-2.333	0.542169	0.100368
96.254	4.346	-3.876	0.522938	0.105494
NO	NO	NO	NO	NO
! PC -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
143.258	40.969	-24.221	0.802666	0.180333
249.989	62.112	-65.761	0.799211	0.128599
373.647	51.281	-61.547	0.604450	0.118974
5245.388	68.118	-94.858	0.196193	0.038642
5397.743	88.768	-84.237	0.178118	0.035815
5556.292	83.166	-69.780	0.192839	0.039845
5882.485	278.493	-243.027	0.205794	0.027962
10424.765	1472.869	-1052.063	0.078008	0.016281
16637.903	996.291	-1517.682	0.044524	0.008800
24220.349	3591.040	-3356.868	0.042743	0.005193
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
143.258	40.969	-24.221	0.917775	0.192422
249.989	62.112	-65.761	0.409985	0.091965
373.647	51.281	-61.547	0.671049	0.125427
5245.388	68.118	-94.858	0.150089	0.033863
5397.743	88.768	-84.237	0.141789	0.032099
5556.292	83.166	-69.780	0.160038	0.036312
5882.485	278.493	-243.027	0.100448	0.019131
10424.765	1472.869	-1052.063	0.066998	0.015178
16637.903	996.291	-1517.682	0.028189	0.006848
24220.349	3591.040	-3356.868	0.016174	0.003227
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
143.258	40.969	-24.221	0.874578	0.268758
249.989	62.112	-65.761	1.949366	0.538135
373.647	51.281	-61.547	0.900754	0.244499
5245.388	68.118	-94.858	1.307177	0.391496
5397.743	88.768	-84.237	1.256220	0.380373
5556.292	83.166	-69.780	1.204957	0.369778
5882.485	278.493	-243.027	2.048773	0.479330
10424.765	1472.869	-1052.063	1.164336	0.358651
16637.903	996.291	-1517.682	1.579473	0.494660
24220.349	3591.040	-3356.868	2.642744	0.617371