! Swift/XRT detailed lightcurve of trigger: 20765, name: GRB 170510A - source 2
 ! Swift/XRT lightcurve of trigger: 20765, name: GRB 170510A - source 2
 ! T0 for this burst is Swift MET=516085945.0 s, = 2017 May 10 at 05:12:05.961 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
27802.077	3645.480	-2388.000	3.536012e-02	8.670452e-03	-8.670452e-03	2.811426e-04	3.936784e-05	0.108878
NO	NO	NO	NO	NO	NO
! PC Upper limit
36194.900	8.776	-21.312	3.6523e-01	0.0000e+00	0.0000e+00	1.1434e-04	1.1434e-04	1.0000