! Swift/XRT hardness ratio of trigger: 727610, name: GRB 161220A
 ! T0 for this burst is Swift MET=503915627.584 s, = 2016 Dec 20 at 08:33:30.249 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
61.2512127760039	0.921558217808716	-0.891349749964782	25.4128619979434	3.78832976045762
63.0412771218938	1.00137889932743	-0.868506128081172	24.6685273820957	3.67737094155243
64.9448160590121	0.79517794724778	-0.902160037790921	27.142838024066	4.04621980214817
66.7109909848879	0.929861049203978	-0.970996978628023	32.2997083953849	4.16988047928998
NO	NO	NO	NO	NO
! WTST -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
61.2512127760039	0.921558217808716	-0.891349749964782	30.9302021927049	4.17063295224956
63.0412771218938	1.00137889932743	-0.868506128081172	34.3401861926179	4.32646338566284
64.9448160590121	0.79517794724778	-0.902160037790921	36.0258655253071	4.65092599489129
66.7109909848879	0.929861049203978	-0.970996978628023	37.5340446026754	4.48618399441522
NO	NO	NO	NO	NO
! WTST -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
61.2512127760039	0.921558217808716	-0.891349749964782	0.818181818181818	0.164460733406053
63.0412771218938	1.00137889932743	-0.868506128081172	0.714285714285714	0.139414296135505
64.9448160590121	0.79517794724778	-0.902160037790921	0.75	0.14790199457749
66.7109909848879	0.929861049203978	-0.970996978628023	0.857142857142857	0.150799617974785
NO	NO	NO	NO	NO
! WT -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
76.606	1.471	-1.459	17.466630	2.575318
79.802	2.032	-1.726	13.325005	1.986377
83.391	1.471	-1.558	16.534755	2.464859
86.837	1.949	-1.975	12.736649	1.877919
91.392	2.407	-2.605	9.370881	1.466771
96.520	2.885	-2.721	8.649727	1.321119
102.285	3.006	-2.881	8.357528	1.276490
110.654	6.106	-5.362	3.127770	0.544475
NO	NO	NO	NO	NO
! WT -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
76.606	1.471	-1.459	36.155146	3.732219
79.802	2.032	-1.726	31.452327	3.071749
83.391	1.471	-1.558	30.210080	3.359847
86.837	1.949	-1.975	33.550568	3.050062
91.392	2.407	-2.605	28.356044	2.499465
96.520	2.885	-2.721	28.977199	2.381921
102.285	3.006	-2.881	26.584646	2.274665
110.654	6.106	-5.362	20.482900	1.393694
NO	NO	NO	NO	NO
! WT -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
76.606	1.471	-1.459	0.483102	0.086952
79.802	2.032	-1.726	0.423657	0.075502
83.391	1.471	-1.558	0.547326	0.101796
86.837	1.949	-1.975	0.379625	0.065757
91.392	2.407	-2.605	0.330472	0.059365
96.520	2.885	-2.721	0.298501	0.051775
102.285	3.006	-2.881	0.314374	0.055037
110.654	6.106	-5.362	0.152702	0.028540
NO	NO	NO	NO	NO
! PC -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
387.547	353.144	-243.599	0.083141	0.018338
1050.341	377.347	-309.650	0.038189	0.008293
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
387.547	353.144	-243.599	0.263378	0.041108
1050.341	377.347	-309.650	0.108621	0.013865
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
387.547	353.144	-243.599	0.315670	0.085295
1050.341	377.347	-309.650	0.351577	0.088562