! Swift/XRT detailed lightcurve of trigger: 21639, name: GRB 231222B - source 3
 ! T0 for this burst is Swift MET=724922794.594 s, = 2023 Dec 22 at 07:26:29.594 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
54245.723	510.102	-6443.492	6.305172e-03	3.575013e-03	-2.640511e-03	2.785983e-04	3.283312e-05	0.184976