! Swift/XRT detailed lightcurve of trigger: 21423, name: GRB 210212B - source 4
 ! Swift/XRT lightcurve of trigger: 21423, name: GRB 210212B - source 4
 ! T0 for this burst is Swift MET=634790303.6 s, = 2021 Feb 12 at 02:37:57.000 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
392866.147	4642.328	-2229.277	5.667745e-03	1.896000e-03	-1.561063e-03	1.794047e-04	1.474697e-05	0.427273