! Swift/XRT detailed lightcurve of trigger: 20763, name: GRB 170510A - source 4
 ! Swift/XRT lightcurve of trigger: 20763, name: GRB 170510A - source 4
 ! 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
492622.900	210790.329	-466194.323	1.050468e-02	2.057676e-03	-2.057676e-03	1.168972e-04	1.021335e-05	0.005967
707647.364	89.180	-171.580	9.500218e-02	2.455511e-02	-2.455511e-02	5.997814e-05	2.998907e-05	1.000000
707903.107	134.315	-166.563	8.226418e-02	2.128499e-02	-2.128499e-02	1.039620e-04	3.675612e-05	1.000000
708643.352	529.874	-605.930	3.471069e-02	7.121325e-03	-7.121325e-03	1.067169e-04	1.916691e-05	1.000000
NO	NO	NO	NO	NO	NO
! PC Upper limit
713372.660	100.292	-100.292	2.9489e-02	0.0000e+00	0.0000e+00	2.8905e-05	9.6349e-06	1.0000