! Swift/XRT detailed lightcurve of trigger: 20124, name: GRB 091230
 ! T0 for this burst is Swift MET=283847250 s, = 2009 Dec 30 at 06:27:24.607 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
33448.945	3494.779	-1118.420	1.645688e-02	4.465024e-03	-4.465024e-03	5.529840e-04	5.928611e-05	0.283166
38156.179	1239.684	-1212.455	1.004263e-02	2.412517e-03	-2.412517e-03	3.479003e-04	2.660460e-05	1.000000
NO	NO	NO	NO	NO
! PC upper limits
42732.839	129.125	-78.981	5.2286e-02	0.0000e+00	0.0000e+00	6.8687e-04	1.5758e-04	1.0000