! Swift/XRT hardness ratio of trigger: 21547, name: GRB 230307A
 ! T0 for this burst is Swift MET=699896677.17 s, = 2023 Mar 07 at 15:44:06.289 UT

";
 ! T0 for this burst is Swift MET=699896677.17, = 2023 Mar 07 at 15:44:06.289 UT
" if ( defined(699896677.17) && defined(2023 Mar 07 at 15:44:06.289 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: 

READ TERR 1
READ SERR 2
NO	NO	NO	NO	NO
! PC -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
136355.935	266565.587	-52765.534	0.003049	0.000835
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
136355.935	266565.587	-52765.534	0.005891	0.001133
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
136355.935	266565.587	-52765.534	0.517631	0.173227