! Swift/XRT detailed lightcurve of trigger: 21451, name: GRB 210606A - source 9
 ! Swift/XRT lightcurve of trigger: 21451, name: GRB 210606A - source 9
 ! T0 for this burst is Swift MET=644644589.2 s, = 2021 Jun 06 at 03:56:02.000 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
85738.940	47191.391	-23392.660	9.428968e-04	6.110250e-04	-4.512435e-04	1.283740e-04	5.946811e-06	0.103725
NO	NO	NO	NO	NO	NO
! PC Upper limit
390885.882	6580.744	-6580.744	7.0060e-04	0.0000e+00	0.0000e+00	2.6195e-05	3.3268e-06	0.2326