! Swift/XRT detailed lightcurve of trigger: 21427, name: GRB 210406A - source 1
 ! Swift/XRT lightcurve of trigger: 21427, name: GRB 210406A - source 1
 ! T0 for this burst is Swift MET=639421908.9 s, = 2021 Apr 06 at 17:11:22.000 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
205560.145	16388.920	-24096.256	2.255848e-02	4.213300e-03	-4.213300e-03	6.007966e-05	9.162063e-06	0.068620
236655.975	7769.998	-3955.812	2.014781e-02	7.606345e-03	-6.073824e-03	6.608994e-05	1.907852e-05	0.060086