! Swift/XRT detailed lightcurve of trigger: 21853, name: GRB 250804B - source 1
 ! T0 for this burst is Swift MET=775975527.091 s, = 2025 Aug 04 at 04:44:51.000 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
83343.773	2250.710	-2706.863	6.225578e-02	1.621133e-02	-1.621133e-02	3.333364e-04	8.606708e-05	0.076368
85865.713	292.913	-271.229	6.194891e-02	1.361732e-02	-1.361732e-02	2.693857e-04	6.349481e-05	1.000000