! Swift/XRT hardness ratio of trigger: 430172, name: GRB 100728B
 ! T0 for this burst is Swift MET=302005921.856 s, = 2010 Jul 28 at 10:31:55.829 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
802.175	2814.064	-615.585	0.462790	0.099722
3747.924	119.046	-131.685	0.093735	0.021326
4079.576	296.378	-212.605	0.108543	0.024705
4556.289	188.239	-180.335	0.107119	0.024307
5038.919	192.028	-294.390	0.077780	0.017630
5428.824	163.173	-197.877	0.055612	0.013653
9679.631	796.747	-3697.769	0.014670	0.003852
10961.292	452.811	-484.914	0.022943	0.005627
16067.670	1306.462	-1022.819	0.012425	0.002650
30641.522	73267.455	-9700.288	0.001895	0.000522
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
802.175	2814.064	-615.585	0.447008	0.101014
3747.924	119.046	-131.685	0.128403	0.024774
4079.576	296.378	-212.605	0.112341	0.024745
4556.289	188.239	-180.335	0.098015	0.021070
5038.919	192.028	-294.390	0.103456	0.019693
5428.824	163.173	-197.877	0.095269	0.017832
9679.631	796.747	-3697.769	0.035599	0.005977
10961.292	452.811	-484.914	0.037931	0.007208
16067.670	1306.462	-1022.819	0.015767	0.002978
30641.522	73267.455	-9700.288	0.004162	0.000759
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
802.175	2814.064	-615.585	1.035306	0.323271
3747.924	119.046	-131.685	0.730009	0.217766
4079.576	296.378	-212.605	0.966192	0.306028
4556.289	188.239	-180.335	1.092878	0.341604
5038.919	192.028	-294.390	0.751818	0.222526
5428.824	163.173	-197.877	0.583737	0.180211
9679.631	796.747	-3697.769	0.412078	0.128431
10961.292	452.811	-484.914	0.604879	0.187660
16067.670	1306.462	-1022.819	0.787988	0.224482
30641.522	73267.455	-9700.288	0.455255	0.150380