! Swift/XRT hardness ratio of trigger: 20018, name: GRB 051021A
 ! T0 for this burst is Swift MET=151593716.8, = 2005 Oct 21 at 13:21:57.000 UT
 ! The hard band is 1.5-10 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
READ TERR 1 
READ SERR 2
! PC -- hard data
!TIME		Err (pos)	Err(neg)	Rate		Error
11405.282101	409.859553	-216.968515	0.040197	0.010107
12748.241726	920.963698	-933.100071	0.023457	0.004522
17828.547248	499.452187	-581.196582	0.022831	0.006004
18795.169344	660.036079	-467.169910	0.035408	0.007280
24286.493891	953.711532	-1036.990444	0.008686	0.002326
74652.828912	244667.531091	-45535.157586	0.004059	0.000987
402727.914754	159089.244141	-78498.673048	0.000782	0.000190
795480.302647	217638.596347	-228857.037821	0.000581	0.000160
NO NO NO NO NO
! PC -- soft data
!TIME		Err (pos)	Err(neg)	Rate		Error
11405.282101	409.859553	-216.968515	0.037670	0.009786
12748.241726	920.963698	-933.100071	0.046902	0.006335
17828.547248	499.452187	-581.196582	0.033909	0.007271
18795.169344	660.036079	-467.169910	0.041388	0.007864
24286.493891	953.711532	-1036.990444	0.022659	0.003701
74652.828912	244667.531091	-45535.157586	0.004754	0.001065
402727.914754	159089.244141	-78498.673048	0.000541	0.000159
795480.302647	217638.596347	-228857.037821	0.000477	0.000141
NO NO NO NO NO
! PC -- hardness ratio
!TIME		Err (pos)	Err(neg)	Rate		Error
11405.282101	409.859553	-216.968515	1.067067	0.385785
12748.241726	920.963698	-933.100071	0.500134	0.117718
17828.547248	499.452187	-581.196582	0.673286	0.228463
18795.169344	660.036079	-467.169910	0.855503	0.239505
24286.493891	953.711532	-1036.990444	0.383352	0.120234
74652.828912	244667.531091	-45535.157586	0.853699	0.282314
402727.914754	159089.244141	-78498.673048	1.445167	0.550044
795480.302647	217638.596347	-228857.037821	1.219437	0.492263