! Swift/XRT detailed lightcurve of trigger: 20132, name: GRB 100331B
 ! T0 for this burst is Swift MET=291762518 s, = 2010 Mar 31 at 21:08:32.335 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
63362.083	214.339	-209.396	5.215811e-02	1.316367e-02	-1.316367e-02	3.548278e-04	7.742976e-05	1.000000
64040.822	478.344	-464.400	3.500796e-02	7.265601e-03	-7.265601e-03	4.176973e-04	5.632229e-05	1.000000
69219.032	125.693	-277.984	4.945111e-02	1.292183e-02	-1.292183e-02	4.400502e-04	9.175680e-05	1.000000
69543.663	137.041	-198.938	5.905350e-02	1.540681e-02	-1.540681e-02	4.597542e-04	1.028042e-04	1.000000
70046.877	350.918	-366.173	2.723364e-02	7.187720e-03	-7.187720e-03	4.523597e-04	6.980062e-05	1.000000
70906.134	615.463	-508.339	2.604024e-02	5.916124e-03	-5.916124e-03	7.980649e-04	7.715185e-05	0.921434
75061.572	321.843	-340.088	3.079618e-02	8.071345e-03	-8.071345e-03	3.352156e-04	5.925830e-05	1.000000
75603.345	238.908	-219.930	4.454838e-02	1.170872e-02	-1.170872e-02	5.742634e-04	9.315782e-05	1.000000
76183.238	559.130	-340.985	3.022476e-02	6.878100e-03	-6.878100e-03	3.851756e-04	5.447206e-05	1.000000