! Swift/XRT lightcurve of trigger: 276321, name: GRB 070420
 ! T0 for this burst is Swift MET=198742695.424 s, = 2007 Apr 20 at 06:18:13.522 UT

 ! Data covers 0.3-10 keV
 ! The data are in 5 columns: ";
 ! time, time error (+ve), time error (-ve), source flux, source error
 ! For a detailed description of light curve production, see Evans et al. 2007 (A&A, 469, 379 )
 ! For a detailed description of the file, see
 ! http://www.swift.ac.uk/xrt_curves/docs.php
 ! This lightcurve was obtained from http://www.swift.ac.uk/xrt_curves/00276321
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! WT data
!Time    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
105.4127	0.3850	-0.2981	4.185340974e-09	5.40325998e-10	-5.40325998e-10
106.0598	0.2414	-0.2620	4.19382372e-09	6.38296962e-10	-6.38296962e-10
106.6563	0.2926	-0.3550	3.260541204e-09	4.9625181e-10	-4.9625181e-10
107.2346	0.2408	-0.2858	4.072140312e-09	6.0703953e-10	-6.0703953e-10
107.8171	0.3255	-0.3417	3.23632725e-09	4.86962268e-10	-4.86962268e-10
108.4419	0.3145	-0.2993	3.493911108e-09	5.20842006e-10	-5.20842006e-10
109.0032	0.2887	-0.2468	4.004585382e-09	5.96969034e-10	-5.96969034e-10
109.6215	0.3643	-0.3296	3.043171878e-09	4.63168356e-10	-4.63168356e-10
110.3106	0.2570	-0.3248	3.629465538e-09	5.52402096e-10	-5.52402096e-10
110.9158	0.2264	-0.3482	3.731750802e-09	5.5629723e-10	-5.5629723e-10
111.5122	0.3221	-0.3700	3.098689692e-09	4.6192575e-10	-4.6192575e-10
112.2697	0.4363	-0.4355	2.422153578e-09	3.686498832e-10	-3.686498832e-10
113.0839	0.3569	-0.3779	2.828858478e-09	4.39667028e-10	-4.39667028e-10
113.7690	0.3265	-0.3282	3.174814092e-09	4.93435908e-10	-4.93435908e-10
114.4907	0.3681	-0.3952	2.809726638e-09	4.188497202e-10	-4.188496764e-10
115.2112	0.4303	-0.3525	2.655349158e-09	4.12699806e-10	-4.12699806e-10
115.9673	0.3895	-0.3257	2.950532688e-09	4.49068698e-10	-4.49068698e-10
116.8137	0.4451	-0.4569	2.375996262e-09	3.541929486e-10	-3.541929486e-10
117.7475	0.4026	-0.4888	2.367524466e-09	3.603354168e-10	-3.603354168e-10
118.5147	0.3506	-0.3646	2.996566926e-09	4.46702184e-10	-4.46702184e-10
119.2369	0.4095	-0.3716	2.744012184e-09	4.090535436e-10	-4.090534998e-10
120.1011	0.3814	-0.4548	2.563045914e-09	3.820766418e-10	-3.82076598e-10
120.7890	0.3233	-0.3065	3.350745114e-09	5.0998092e-10	-5.0998092e-10
121.6376	0.4212	-0.5253	2.26431765e-09	3.375448314e-10	-3.375448314e-10
122.5001	0.4909	-0.4413	2.26361904e-09	3.445211202e-10	-3.445210764e-10
123.4669	0.4279	-0.4759	2.371313166e-09	3.534948204e-10	-3.534947766e-10
124.3360	0.3275	-0.4411	2.78847225e-09	4.15681272e-10	-4.156812282e-10
125.226	0.663	-0.563	1.748373798e-09	2.606324256e-10	-2.606323818e-10
126.550	0.561	-0.661	1.753112958e-09	2.613388758e-10	-2.61338832e-10
127.6750	0.4239	-0.5635	2.169875652e-09	3.234662412e-10	-3.234662412e-10
128.777	0.587	-0.678	1.641780366e-09	2.551688574e-10	-2.551688136e-10
130.046	0.714	-0.683	1.53409938e-09	2.286902244e-10	-2.286902244e-10
131.249	0.621	-0.489	1.90030023e-09	2.892242772e-10	-2.892242334e-10
132.679	0.716	-0.809	1.405213938e-09	2.094771354e-10	-2.094770916e-10
134.075	0.742	-0.680	1.50723684e-09	2.246858094e-10	-2.246858094e-10
135.543	0.705	-0.726	1.497849186e-09	2.232863556e-10	-2.232863556e-10
136.755	0.663	-0.508	1.830135696e-09	2.72820783e-10	-2.728207392e-10
138.167	0.857	-0.749	1.333459464e-09	1.987805622e-10	-1.987805622e-10
140.117	0.696	-1.092	1.198117464e-09	1.786049682e-10	-1.786049682e-10
141.551	0.918	-0.739	1.273392582e-09	1.938093936e-10	-1.938093936e-10
143.588	0.952	-1.119	9.86782464e-10	1.566461886e-10	-1.566461886e-10
145.373	0.900	-0.833	1.236260256e-09	1.842909966e-10	-1.842909528e-10
147.289	1.057	-1.016	1.017760452e-09	1.549023792e-10	-1.549023792e-10
149.437	1.081	-1.091	9.56049756e-10	1.485912372e-10	-1.485911934e-10
151.650	1.293	-1.132	8.70025242e-10	1.324171674e-10	-1.324171674e-10
154.212	1.083	-1.269	8.9701524e-10	1.36525038e-10	-1.36525038e-10
156.919	1.341	-1.625	7.22461728e-10	1.076983308e-10	-1.076983308e-10
159.852	1.394	-1.592	7.17826812e-10	1.070074296e-10	-1.070074296e-10
163.594	1.760	-2.348	5.21658438e-10	7.77643596e-11	-7.77643596e-11
166.846	1.719	-1.492	6.4681869e-10	1.005298914e-10	-1.005298476e-10
170.436	1.803	-1.871	3.890126784e-10	7.10237148e-11	-7.10237148e-11
174.306	2.253	-2.067	4.8867222e-10	7.43755098e-11	-7.43755098e-11
178.345	2.031	-1.786	3.743672286e-10	6.83498124e-11	-6.83498124e-11
182.765	2.613	-2.389	2.79236169e-10	5.25980184e-11	-5.25980184e-11
188.203	2.248	-2.826	2.817329004e-10	5.1437187e-11	-5.1437187e-11
193.251	3.525	-2.800	2.156270934e-10	4.192250424e-11	-4.192250424e-11
198.628	2.427	-1.852	3.341304024e-10	6.10036326e-11	-6.10036326e-11
204.735	3.339	-3.680	2.036664522e-10	3.718425966e-11	-3.718425966e-11
212.570	4.104	-4.496	1.623816672e-10	3.058683648e-11	-3.058683648e-11
220.401	2.790	-3.727	2.142932958e-10	4.03651164e-11	-4.03651164e-11
226.926	3.711	-3.735	1.831399764e-10	3.560631648e-11	-3.560631648e-11
NO	NO	NO	NO	NO
! PC data
!Time    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
245.069	8.580	-6.464	2.142692058e-10	4.59328848e-11	-4.59328848e-11
261.758	9.442	-8.109	1.59770355e-10	3.588721464e-11	-3.588721464e-11
276.990	6.746	-5.790	2.522492808e-10	5.3926779e-11	-5.3926779e-11
292.087	11.708	-8.351	1.438467774e-10	3.235925166e-11	-3.235925166e-11
320.852	18.045	-17.057	9.45347226e-11	1.984123356e-11	-1.984123356e-11
351.526	12.444	-12.629	1.341393396e-10	2.80798515e-11	-2.80798515e-11
381.404	17.668	-17.434	8.5872309e-11	1.884655746e-11	-1.884655746e-11
408.135	16.011	-9.062	1.223713746e-10	2.678013906e-11	-2.678013906e-11
435.888	10.824	-11.742	1.306320984e-10	2.921022876e-11	-2.921022876e-11
456.204	10.566	-9.493	1.424756184e-10	3.200251818e-11	-3.200251818e-11
481.029	10.814	-14.259	1.166131638e-10	2.60754978e-11	-2.60754978e-11
500.790	16.126	-8.947	1.217799432e-10	2.668892994e-11	-2.668892994e-11
530.266	11.723	-13.350	1.160054826e-10	2.601765552e-11	-2.601765552e-11
558.722	15.863	-16.732	8.91006756e-11	1.99834653e-11	-1.99834653e-11
588.322	16.350	-13.737	9.75363804e-11	2.187541506e-11	-2.187541506e-11
615.912	11.326	-11.240	1.39936839e-10	2.999824332e-11	-2.999824332e-11
636.492	8.297	-9.254	1.648283352e-10	3.691210398e-11	-3.691210398e-11
656.229	16.140	-11.440	1.208453388e-10	2.529697908e-11	-2.529697908e-11
685.348	17.109	-12.979	9.8067981e-11	2.192866272e-11	-2.192866272e-11
721.770	15.790	-19.313	8.7264054e-11	1.909713726e-11	-1.909713726e-11
749.071	11.054	-11.511	1.283865162e-10	2.870810118e-11	-2.870810118e-11
771.250	13.949	-11.125	1.213162764e-10	2.658731394e-11	-2.658731394e-11
798.822	13.957	-13.623	1.110826254e-10	2.430967014e-11	-2.430967014e-11
832.545	12.829	-19.766	8.8759167e-11	1.996693956e-11	-1.996693956e-11
864.698	15.778	-19.324	8.568156e-11	1.88860782e-11	-1.88860782e-11
892.876	10.166	-12.400	1.398556338e-10	3.006326004e-11	-3.006326004e-11
916.423	14.200	-13.381	1.04452269e-10	2.35327107e-11	-2.35327107e-11
942.502	10.686	-11.880	1.555516266e-10	3.179157738e-11	-3.179157738e-11
966.816	13.953	-13.627	1.03836003e-10	2.332337736e-11	-2.332337736e-11
993.532	12.310	-12.763	1.156952472e-10	2.614471932e-11	-2.614471932e-11
1021.987	11.436	-16.145	1.038499314e-10	2.346792174e-11	-2.346792174e-11
1044.683	13.813	-11.260	1.132887876e-10	2.552354772e-11	-2.552354772e-11
1077.272	11.312	-18.776	9.89762616e-11	2.175375618e-11	-2.175375618e-11
1103.113	10.544	-14.530	1.31439201e-10	2.758686498e-11	-2.758686498e-11
1133.185	10.560	-19.528	9.70193652e-11	2.175946332e-11	-2.175946332e-11
1165.470	20.899	-21.725	7.1484666e-11	1.573407252e-11	-1.573407252e-11
1205.245	13.719	-18.877	1.01742363e-10	2.135400234e-11	-2.135400234e-11
1248.749	20.361	-29.785	6.28222524e-11	1.346719914e-11	-1.346719914e-11
1284.260	12.430	-15.150	1.046218188e-10	2.33941494e-11	-2.33941494e-11
1311.330	12.941	-14.640	1.041766794e-10	2.343520314e-11	-2.343520314e-11
1345.791	16.090	-21.520	7.71680226e-11	1.733328936e-11	-1.733328936e-11
1381.593	17.898	-19.712	7.98407862e-11	1.752280758e-11	-1.752280758e-11
1411.699	15.371	-12.209	1.089296364e-10	2.397587472e-11	-2.397587472e-11
1441.770	15.388	-14.699	1.15246341e-10	2.36724984e-11	-2.36724984e-11
1466.872	12.852	-9.714	1.353621918e-10	2.962308756e-11	-2.962308756e-11
1497.295	15.025	-17.570	9.26429568e-11	2.033252502e-11	-2.033252502e-11
1537.146	10.276	-24.827	9.06558822e-11	1.940728944e-11	-1.940728944e-11
1563.938	16.079	-16.516	8.80913484e-11	1.984666038e-11	-1.984666038e-11
1602.894	14.733	-22.877	8.46421422e-11	1.80951159e-11	-1.80951159e-11
1627.271	10.414	-9.644	1.446727578e-10	3.239840448e-11	-3.239840448e-11
1664.350	15.959	-26.665	6.81546834e-11	1.530873072e-11	-1.530873072e-11
1703.431	24.518	-23.121	6.09686364e-11	1.377764478e-11	-1.377764478e-11
1743.980	16.563	-16.032	8.83190646e-11	1.986793404e-11	-1.986793404e-11
1780.063	23.104	-19.520	6.79843014e-11	1.536302958e-11	-1.536302958e-11
1813.937	14.303	-10.770	1.160327262e-10	2.606298414e-11	-2.606298414e-11
1848.776	17.075	-20.535	7.61783178e-11	1.711097808e-11	-1.711097808e-11
1878.372	15.059	-12.522	1.05288411e-10	2.361404292e-11	-2.361404292e-11
1909.712	13.807	-16.281	9.54370902e-11	2.14368369e-11	-2.14368369e-11
1938.789	14.818	-15.270	9.73783938e-11	2.18728878e-11	-2.18728878e-11
1970.719	15.482	-17.113	9.39001044e-11	2.060843874e-11	-2.060843874e-11
2022.182	31.708	-35.981	7.53393288e-11	1.27675029e-11	-1.27675029e-11
5307.085	26.944	-25.709	4.6100376e-11	1.011839568e-11	-1.011839568e-11
5376.492	30.249	-42.462	3.097885524e-11	6.9693684e-12	-6.9693684e-12
5451.472	35.503	-44.731	3.156171936e-11	6.76630284e-12	-6.76630284e-12
5514.282	25.347	-27.307	4.337985288e-11	9.74437434e-12	-9.74437434e-12
5587.495	42.396	-47.867	2.66130552e-11	5.85821934e-12	-5.85821934e-12
5673.202	44.445	-43.310	2.5540437e-11	5.77230126e-12	-5.77230126e-12
5749.980	17.813	-32.333	4.60386618e-11	1.032588504e-11	-1.032588504e-11
5803.727	34.271	-35.934	3.20205594e-11	7.214736e-12	-7.214736e-12
5877.316	38.408	-39.318	2.93149896e-11	6.6355467e-12	-6.6355467e-12
5962.701	40.779	-46.977	2.614668594e-11	5.94577116e-12	-5.94577116e-12
6031.571	29.577	-28.091	4.153867608e-11	9.14373618e-12	-9.14373618e-12
6093.084	28.240	-31.936	3.848596938e-11	8.63191128e-12	-8.63191128e-12
6180.881	45.749	-59.558	2.264173986e-11	5.05024512e-12	-5.05024512e-12
6248.677	28.099	-22.047	4.53245466e-11	1.025936598e-11	-1.025936598e-11
6316.985	29.996	-40.209	3.284860278e-11	7.36752354e-12	-7.36752354e-12
6385.167	47.062	-38.186	2.695702536e-11	6.12060324e-12	-6.12060324e-12
6471.293	41.170	-39.064	2.88430446e-11	6.48887364e-12	-6.48887364e-12
6548.030	32.131	-35.567	3.364827252e-11	7.54688016e-12	-7.54688016e-12
6606.721	26.094	-26.560	4.311039528e-11	9.72831288e-12	-9.72831288e-12
6680.918	34.637	-48.104	2.82371154e-11	6.3525549e-12	-6.3525549e-12
6763.505	47.328	-47.950	2.410472118e-11	5.4478221e-12	-5.4478221e-12
6874.185	56.999	-63.352	1.90957269e-11	4.309152186e-12	-4.309152186e-12
7011.558	57.528	-80.374	1.645854642e-11	3.719737776e-12	-3.719737776e-12
7117.051	47.313	-47.965	2.410420872e-11	5.43105546e-12	-5.43105546e-12
7208.074	41.539	-43.710	2.677902216e-11	6.0337347e-12	-6.0337347e-12
7299.710	40.166	-50.097	2.492286138e-11	5.62410834e-12	-5.62410834e-12
7390.353	42.294	-50.477	2.452130736e-11	5.53349052e-12	-5.53349052e-12
7498.540	41.921	-65.893	2.09747688e-11	4.74043458e-12	-4.74043458e-12
7612.962	65.401	-72.501	1.631658624e-11	3.704688096e-12	-3.704688096e-12
7750.014	88.808	-71.651	2.377763592e-11	4.118250324e-12	-4.118250324e-12
11141.051	35.118	-101.414	1.339392612e-11	2.989096836e-12	-2.989096836e-12
11230.040	43.914	-53.871	1.102287882e-11	2.47264578e-12	-2.47264578e-12
11330.797	55.985	-56.844	1.220140104e-11	2.748689148e-12	-2.748689148e-12
11462.200	72.513	-75.418	1.233891552e-11	2.727771582e-12	-2.727771582e-12
11587.729	67.334	-53.016	1.653043974e-11	3.63952377e-12	-3.63952377e-12
11718.293	72.165	-63.229	1.429142754e-11	3.225706188e-12	-3.225706188e-12
11876.548	106.973	-86.090	9.77395248e-12	2.219984166e-12	-2.219984166e-12
12056.746	89.749	-73.226	1.166734764e-11	2.633427258e-12	-2.633427258e-12
12206.762	50.055	-60.266	1.381674504e-11	3.12212751e-12	-3.12212751e-12
12312.564	57.082	-55.747	9.50681628e-12	2.134830834e-12	-2.134830834e-12
12440.745	104.413	-71.099	1.099546002e-11	2.479186872e-12	-2.479186872e-12
12917.908	701.807	-372.751	1.27815408e-11	2.237276844e-12	-2.237276844e-12
17000.257	77.362	-140.994	1.64022459e-11	3.728805252e-12	-3.728805252e-12
17121.217	64.216	-43.598	1.02232266e-11	2.290805262e-12	-2.290805262e-12
17261.333	107.134	-75.899	5.9816565e-12	1.350329472e-12	-1.350329472e-12
17440.637	43.166	-72.170	9.55288512e-12	2.151943932e-12	-2.151943932e-12
17535.789	60.842	-51.987	1.29453309e-11	2.900769756e-12	-2.900769756e-12
17717.656	72.037	-121.025	5.70002688e-12	1.286753334e-12	-1.286753334e-12
17880.613	109.666	-90.919	5.44008264e-12	1.239926316e-12	-1.239926316e-12
18494.774	905.933	-504.496	2.043686976e-11	3.700532352e-12	-3.700532352e-12
22935.284	161.784	-316.007	3.550050006e-11	8.2524018e-12	-8.2524018e-12
23168.234	66.735	-71.167	7.85871864e-12	1.766525394e-12	-1.766525394e-12
23328.948	71.503	-93.979	6.85188804e-12	1.511812626e-12	-1.511812626e-12
23487.427	63.463	-86.975	7.18938456e-12	1.621196118e-12	-1.621196118e-12
24236.866	895.765	-685.976	1.09969755e-11	2.162446296e-12	-2.162446296e-12
29303.563	256.668	-289.613	4.08131904e-12	1.07173125e-12	-1.07173125e-12
29774.879	216.609	-214.648	3.43327176e-12	9.04799814e-13	-9.04799814e-13
30256.185	224.228	-264.698	2.897767704e-12	7.87748694e-13	-7.87748694e-13
30732.194	234.631	-251.780	4.81958556e-12	9.83674854e-13	-9.83674854e-13
35660.837	149.743	-95.974	3.419175606e-12	8.92441644e-13	-8.92441644e-13
35919.915	103.786	-109.336	3.943685862e-12	1.032154008e-12	-1.032154008e-12
36122.354	114.469	-98.653	3.939160446e-12	1.030032774e-12	-1.030032774e-12
36474.043	276.773	-237.220	3.695044212e-12	6.39264942e-13	-6.39264942e-13
48115.077	199.340	-196.813	2.528574438e-12	6.19951332e-13	-6.19951332e-13
52913.597	1185.128	-1396.040	1.58967501e-12	3.738440376e-13	-3.738440376e-13
57749.726	2130.245	-390.704	2.207645706e-12	4.292186256e-13	-4.292186256e-13
63625.345	616.385	-518.067	1.349558154e-12	2.933411706e-13	-2.933411706e-13
69511.170	730.653	-590.694	1.257603558e-12	2.431154916e-13	-2.431154916e-13
74966.107	262.339	-261.689	1.677557082e-12	4.40412942e-13	-4.40412942e-13
75972.341	630.103	-743.895	6.5470269e-13	1.726430874e-13	-1.726430874e-13
81068.690	370.046	-580.224	9.8655339e-13	2.613599874e-13	-2.613599874e-13
83869.649	3113.250	-2430.913	7.75924008e-13	1.500434262e-13	-1.500434262e-13
100141.171	10002.653	-7999.346	5.5790031e-13	1.17318738e-13	-1.17318738e-13
178554.562	24889.136	-9955.015	2.009841402e-13	5.59774074e-14	-5.59774074e-14
259242.728	14339.526	-28032.381	7.70578218e-14	2.273023776e-14	-2.273023776e-14
289494.523	13128.955	-11899.309	1.437838806e-13	4.053993534e-14	-4.053993534e-14
350724.532	32898.735	-38961.664	6.41365152e-14	1.821631488e-14	-1.821631488e-14
528424.796	224137.628	-139353.563	1.60292013e-14	6.8472759e-15	-5.68339164e-15