! Swift/XRT detailed lightcurve of trigger: 21535, name: GRB 230204B - source 8
 ! T0 for this burst is Swift MET=697239895.841 s, = 2023 Feb 04 at 21:44:25.000 UT

 ! Data covers 0.3-10 keV
 ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379
 ! BINMODE: GRB-like (counts)
READ TERR 1 2
READ SERR 3
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg 	BGrate  	BGerr   	FracExp
! PC data
86977.540	10947.947	-6353.751	3.912208e-03	1.563310e-03	-1.249168e-03	1.302662e-04	9.791408e-06	0.241576