! Swift/XRT detailed lightcurve of trigger: 20849, name: GRB 181225A - source 1
 ! Swift/XRT lightcurve of trigger: 20849, name: GRB 181225A - source 1
 ! T0 for this burst is Swift MET=567431072.7 s, = 2018 Dec 25 at 11:44:10.500 UT
 ! Data covers 0.3-10 keV
 ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379
 ! BINMODE: 
READ TERR 1 2
READ SERR 3
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg 	BGrate  	BGerr   	FracExp
! PC data
100239.832	362505.873	-45898.056	3.486728e-03	9.308360e-04	-9.308360e-04	5.998390e-05	4.351690e-06	0.020082
475045.681	5098.740	-7437.153	4.580058e-03	1.651564e-03	-1.334314e-03	5.281501e-05	7.187213e-06	0.275813