! Swift/XRT detailed lightcurve of trigger: 11389, name: IceCube 190503A - source 4
 ! T0 for this burst is Swift MET=578596988 s, = 2019 May 03 at 17:22:45.156 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
311265.686	3720.356	-3164.702	5.000045e-03	1.877869e-03	-1.518108e-03	1.929743e-04	1.768992e-05	0.434449