! Swift/XRT hardness ratio of trigger: 821881, name: GRB 180404A
 ! T0 for this burst is Swift MET=544495556.416 s, = 2018 Apr 04 at 00:45:35.686 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
343.588	421.790	-225.095	0.131876	0.024510
16570.311	31010.138	-11672.099	0.009123	0.002424
88042.987	124537.866	-37253.597	0.002421	0.000659
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
343.588	421.790	-225.095	0.200760	0.028370
16570.311	31010.138	-11672.099	0.017215	0.003304
88042.987	124537.866	-37253.597	0.002882	0.000712
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
343.588	421.790	-225.095	0.656883	0.153369
16570.311	31010.138	-11672.099	0.529918	0.173696
88042.987	124537.866	-37253.597	0.840103	0.308898