! Swift/XRT detailed lightcurve of trigger: 10309, name: IceCube 170922A - source 10
 ! T0 for this burst is Swift MET=527806470 s, = 2017 Sep 22 at 20:54:10.272 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
49257.708	42906.077	-36733.080	7.569518e-03	3.787426e-03	-2.872576e-03	2.076146e-04	2.463932e-05	0.019583
587672.842	3774.680	-1802.669	1.481634e-02	3.281195e-03	-3.281195e-03	4.397560e-04	4.419714e-05	0.333117
599747.328	4000.152	-2417.720	6.735126e-03	1.808036e-03	-1.808036e-03	1.925370e-04	1.650991e-05	0.462559