! Swift/XRT detailed lightcurve of trigger: 21461, name: GRB 210827A - source 2
 ! Swift/XRT lightcurve of trigger: 21461, name: GRB 210827A - source 2
 ! T0 for this burst is Swift MET=651751191.8 s, = 2021 Aug 27 at 09:59:24.000 UT
 ! Data covers 0.3-10 keV
 ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379
 ! BINMODE: 
READ TERR 1 2
READ SERR 3
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg 	BGrate  	BGerr   	FracExp
! PC data
45763.539	4644.032	-1071.087	1.175113e-02	3.003228e-03	-3.003228e-03	1.520222e-04	1.611432e-05	0.400545
144257.152	4970.022	-7525.092	8.297056e-03	2.129636e-03	-2.129636e-03	1.272095e-04	1.191426e-05	0.261262
154397.122	596.070	-823.062	7.638806e-03	3.673822e-03	-2.788688e-03	6.868871e-05	1.373774e-05	1.000000