! Swift/XRT detailed lightcurve of trigger: 21883, name: GRB 251117A - source 1
 ! T0 for this burst is Swift MET=785074828.722 s, = 2025 Nov 17 at 12:19:52.000 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
49372.228	405.234	-509.930	7.537424e-03	4.167752e-03	-3.078309e-03	2.624330e-04	3.912120e-05	1.000000