! Swift/XRT detailed lightcurve of trigger: 21462, name: GRB 210901B - source 2
 ! T0 for this burst is Swift MET=652147287.808 s, = 2021 Sep 01 at 00:01:00.000 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
247612.582	4057.987	-2059.172	9.578857e-03	2.559052e-03	-2.559052e-03	2.509185e-04	2.143741e-05	0.327084
259434.011	3877.298	-2494.432	9.464124e-03	3.141093e-03	-3.141093e-03	2.230262e-03	6.942501e-05	0.277420
NO	NO	NO	NO	NO
! PC upper limits
270379.884	470.119	-179.272	1.7004e-02	0.0000e+00	0.0000e+00	1.8859e-04	2.7509e-05	1.0000