! Swift/XRT detailed lightcurve of trigger: 21504, name: GRB 220606B - source 1
 ! T0 for this burst is Swift MET=676170237.381 s, = 2022 Jun 06 at 01:03:28.000 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 upper limits
51227.238	12065.157	-6134.024	5.1411e-03	0.0000e+00	0.0000e+00	2.8418e-04	1.2904e-05	0.2531