! Swift/XRT detailed lightcurve of trigger: 21451, name: GRB 210606A - source 5
 ! Swift/XRT lightcurve of trigger: 21451, name: GRB 210606A - source 5
 ! 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
83309.347	49620.984	-20963.069	1.195670e-03	6.533121e-04	-4.825375e-04	2.503618e-05	2.187422e-06	0.103725
NO	NO	NO	NO	NO	NO
! PC Upper limit
390885.881	6580.745	-6580.745	4.6522e-03	0.0000e+00	0.0000e+00	1.1335e-05	2.0038e-06	0.2326