! Swift/XRT lightcurve of trigger: 370791, name: GRB 090926B
 ! T0 for this burst is Swift MET=275694953.5 s, = 2009 Sep 26 at 21:55:48.416 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/00370791
READ TERR 1
READ SERR 2
! WTSLEW data
!TIME		Err (pos)	Err(neg)	Flux		Error
78.263086891455	0.321958105386429	-0.309620910074472	3.52502552412276e-09	8.79295852726707e-10
78.9560022922185	0.326507707159749	-0.370957295377053	3.19052163464299e-09	7.95855922794935e-10
79.6055975107437	0.301388504202308	-0.323087511365486	3.5632905260209e-09	8.88840821193847e-10
80.3589579482963	0.309407010569799	-0.451971933350308	2.9227242462769e-09	7.29055517705685e-10
80.9790465804392	0.333470423676914	-0.310681621573082	3.45473435411717e-09	8.61762154361616e-10
81.5880697410747	0.313329232493302	-0.275552736958602	3.7789817237421e-09	9.42643658741557e-10
82.1143716342133	0.306525329962923	-0.212972660645278	4.28370126589834e-09	1.06854283228543e-09
82.7592938952701	0.359022116261656	-0.338396931093939	3.19087098128156e-09	7.95943065156983e-10
83.4523707877194	0.300971201900751	-0.334054776187642	3.58225810989318e-09	8.90096572571266e-10
84.08852236928	0.298206589906613	-0.335180379659789	3.51345118691568e-09	8.76408705772847e-10
84.8165170714244	0.415299892828088	-0.429788112237816	2.63330468147687e-09	6.56861594204956e-10
85.613629316843	0.376128655023621	-0.381812352590472	2.93607837238574e-09	7.32386622012287e-10
86.3417352955703	0.340135718174068	-0.351977323703736	3.21533342871597e-09	8.02045071633088e-10
87.0918324661949	0.468046538760362	-0.409961452450545	4.05531470743152e-09	9.4139996385469e-10
NO	NO	NO	NO	NO
! WT data
!TIME		Err (pos)	Err(neg)	Flux		Error
95.108802	0.400763	-0.416720	2.716666379e-09	4.1194104e-10
95.816650	0.333403	-0.307086	3.467398711e-09	5.25778183e-10
96.524511	0.422459	-0.374458	2.786775138e-09	4.22571982e-10
97.318452	0.420231	-0.371482	2.805090407e-09	4.25349204e-10
98.135453	1.437641	-0.396769	2.660023996e-09	4.03352124e-10
99.944586	0.304571	-0.371492	3.284946133e-09	4.98112048e-10
100.638665	0.455580	-0.389509	2.6279239e-09	3.98484611e-10
101.491533	0.371297	-0.397288	2.889502756e-09	4.38149082e-10
102.339558	0.443069	-0.476728	2.414476323e-09	3.66118543e-10
103.111615	0.315059	-0.328988	3.44824172e-09	5.22873316e-10
103.660437	0.285743	-0.233764	4.274881226e-09	6.48220608e-10
104.369442	0.398698	-0.423262	2.701869653e-09	4.09697379e-10
105.180826	0.380792	-0.412686	2.798850796e-09	4.24403063e-10
105.806653	0.269135	-0.245034	4.51377416e-09	6.69236365e-10
106.522493	0.389479	-0.446705	2.655908633e-09	4.0272806e-10
107.247482	0.264047	-0.335510	3.704114869e-09	5.61672594e-10
107.995831	0.371444	-0.484302	2.595194742e-09	3.93521744e-10
108.627723	0.358687	-0.260448	3.586985906e-09	5.4391176e-10
109.294762	0.353486	-0.308352	3.35554744e-09	5.08817617e-10
110.098254	0.309684	-0.450006	2.923337599e-09	4.43279578e-10
110.825356	0.388529	-0.417419	2.755549349e-09	4.17837063e-10
111.709417	0.385124	-0.495532	2.521788381e-09	3.82390806e-10
112.501327	0.500572	-0.406786	2.447576362e-09	3.71137662e-10
113.405623	0.510751	-0.403724	2.428529327e-09	3.68249455e-10
114.364740	0.455433	-0.448366	2.457212506e-09	3.72598842e-10
115.212722	0.354687	-0.392548	2.972059867e-09	4.50667602e-10
116.156918	0.529553	-0.589509	1.984543071e-09	3.00925709e-10
117.077454	0.491460	-0.390982	2.516684149e-09	3.81616802e-10
117.985726	0.342879	-0.416811	2.923334414e-09	4.43279137e-10
118.854715	0.445296	-0.526111	2.286197949e-09	3.46667062e-10
119.761901	0.473934	-0.461890	2.373125419e-09	3.59848307e-10
120.670216	0.439173	-0.434380	2.542291598e-09	3.85499807e-10
121.757789	0.604076	-0.648399	1.773150995e-09	2.6887133e-10
122.783680	0.455297	-0.421815	2.531978029e-09	3.83935874e-10
123.654849	0.507486	-0.415872	2.405164363e-09	3.6470651e-10
124.493691	0.376731	-0.331356	3.136376173e-09	4.75583661e-10
125.243363	0.534418	-0.372940	2.447576362e-09	3.71137662e-10
126.279203	0.462868	-0.501422	2.303070266e-09	3.49225499e-10
127.296670	0.523556	-0.554599	2.059841861e-09	3.1234364e-10
128.264082	0.330066	-0.443856	2.869575093e-09	4.3512735e-10
129.186520	0.693942	-0.592372	1.726505543e-09	2.61798278e-10
130.192967	0.281726	-0.312504	3.737320846e-09	5.66707785e-10
130.989198	0.545858	-0.514506	2.094402933e-09	3.17584288e-10
132.181007	0.535393	-0.645951	1.879916066e-09	2.85060636e-10
133.326467	0.654881	-0.610067	1.755668285e-09	2.66220332e-10
134.475090	0.694716	-0.493742	1.868663902e-09	2.83354407e-10
135.670504	0.545412	-0.500698	2.122938867e-09	3.21911331e-10
136.731421	0.535963	-0.515505	2.112122166e-09	3.20271154e-10
137.737210	0.426857	-0.469826	2.476716564e-09	3.75556335e-10
138.806855	0.446026	-0.642789	2.039675519e-09	3.09285697e-10
139.684915	0.441521	-0.432034	2.542289001e-09	3.85499415e-10
140.602548	0.502402	-0.476112	2.269592976e-09	3.44149197e-10
141.628651	0.387204	-0.523702	2.438043853e-09	3.69692211e-10
142.645879	0.561996	-0.630024	1.863081038e-09	2.82507834e-10
143.760568	0.569940	-0.552693	1.978231724e-09	2.9996869e-10
145.041860	0.596310	-0.711352	1.698318881e-09	2.57524155e-10
146.573942	1.231227	-0.935772	1.904395241e-09	2.88772533e-10
148.510475	0.862093	-0.705305	1.416889047e-09	2.14849614e-10
149.882244	0.481280	-0.509677	2.241095213e-09	3.39827936e-10
151.044020	0.705434	-0.680496	1.638492919e-09	2.45645624e-10
152.478880	0.704555	-0.729427	1.548715217e-09	2.34839066e-10
153.734917	0.411044	-0.551482	2.307291077e-09	3.49865537e-10
154.718303	0.548497	-0.572341	1.981398398e-09	3.0044889e-10
156.119745	0.686006	-0.852945	1.443079498e-09	2.18821015e-10
157.552810	0.779440	-0.747059	1.454851013e-09	2.20605987e-10
159.088251	0.759813	-0.756001	1.465105831e-09	2.22160953e-10
160.636525	0.727345	-0.788461	1.465113622e-09	2.22162178e-10
162.197923	0.820557	-0.834052	1.342207069e-09	2.03525224e-10
163.771317	0.734497	-0.752838	1.49315936e-09	2.26414888e-10
165.182050	0.599403	-0.676236	1.740954418e-09	2.63989215e-10
166.609168	0.979865	-0.827714	1.228619924e-09	1.86301479e-10
168.553174	0.768735	-0.964141	1.310443162e-09	1.96463834e-10
170.208020	1.076273	-0.886110	1.131699541e-09	1.71605007e-10
172.152024	0.788642	-0.867731	1.340777543e-09	2.03308497e-10
173.868519	0.765862	-0.927853	1.311217068e-09	1.98826075e-10
175.922959	1.195092	-1.288578	8.94172139e-10	1.35587606e-10
177.771013	0.855722	-0.652962	1.472029482e-09	2.23210827e-10
179.560421	0.847228	-0.933685	1.247016925e-09	1.89091098e-10
181.683970	0.890656	-1.276322	1.024850484e-09	1.55402961e-10
183.723963	1.092358	-1.149336	9.90691898e-10	1.50223318e-10
185.834534	1.166563	-1.018213	1.016501766e-09	1.54136997e-10
188.061911	1.362365	-1.060814	9.16493599e-10	1.38972281e-10
190.796017	1.186614	-1.371741	8.68069104e-10	1.31629435e-10
192.926603	0.877859	-0.943973	1.219008427e-09	1.84844072e-10
194.424415	0.751759	-0.619953	1.619018996e-09	2.45499555e-10
196.253225	1.143308	-1.077050	1.000211716e-09	1.51666858e-10
198.818115	1.056730	-1.421582	8.96105091e-10	1.35880675e-10
201.255790	1.285992	-1.380944	8.32726433e-10	1.26270256e-10
203.509645	0.875304	-0.967863	1.204898387e-09	1.82704487e-10
205.661927	1.397019	-1.276979	8.30527362e-10	1.25936811e-10
208.515908	1.496399	-1.456962	7.51966299e-10	1.14024225e-10
211.412870	1.300176	-1.400562	8.22304035e-10	1.24689859e-10
214.425974	1.576655	-1.712928	6.75109505e-10	1.02370065e-10
217.313269	1.429241	-1.310640	8.10556579e-10	1.22908562e-10
219.932539	1.263375	-1.190029	9.05202676e-10	1.37260172e-10
222.288281	1.444658	-1.092366	8.86996775e-10	1.32225667e-10
225.858488	2.058972	-2.125549	7.06886936e-10	1.0537646e-10
229.299539	1.496549	-1.382079	7.81737915e-10	1.16534593e-10
232.814812	1.285081	-2.018724	6.81133565e-10	1.01537408e-10
236.084220	1.529479	-1.984327	6.40425933e-10	9.5469052e-11
240.452902	1.841674	-2.839203	6.11244816e-10	9.1118979e-11
244.393120	1.523757	-2.098543	6.21244148e-10	9.2609608e-11
247.960282	2.343913	-2.043405	5.12917692e-10	7.6461266e-11
252.240587	2.207196	-1.936393	4.77031954e-10	8.7093727e-11
256.201730	1.690449	-1.753947	6.53331651e-10	9.7392939e-11
259.743324	1.539861	-1.851145	4.42411886e-10	8.0772972e-11
263.139084	1.835784	-1.855898	6.0956833e-10	9.0869079e-11
266.894705	1.602846	-1.919837	4.2587468e-10	7.7753739e-11
270.045463	1.473037	-1.547911	4.96606229e-10	9.0667493e-11
273.580763	1.456829	-2.062262	4.26309408e-10	7.7833119e-11
276.692609	1.618568	-1.655017	4.88833016e-10	8.6414293e-11
279.902048	1.734329	-1.590871	4.51167402e-10	8.2371499e-11
283.162831	2.022912	-1.526453	4.22673216e-10	7.7169218e-11
287.307341	1.933027	-2.121598	3.70002626e-10	6.7552919e-11
291.023712	1.995504	-1.783344	3.97005056e-10	7.2482858e-11
295.206818	1.941762	-2.187602	3.63305747e-10	6.6330271e-11
298.954937	1.842606	-1.806357	4.11136509e-10	7.5062904e-11
302.840429	1.752020	-2.042886	3.95325189e-10	7.2176167e-11
306.247127	1.594006	-1.654678	4.61793689e-10	8.4311605e-11
309.574124	1.889319	-1.732990	4.1416172e-10	7.5615232e-11
314.237518	2.212795	-2.774075	3.00834373e-10	5.492459e-11
319.190813	2.207263	-2.740500	3.03212147e-10	5.535873e-11
323.155444	2.201176	-1.757369	3.78983199e-10	6.9192557e-11
327.543621	2.221666	-2.187001	3.40289222e-10	6.2128031e-11
332.697929	2.644941	-2.932642	2.68973495e-10	4.9107604e-11
338.210750	3.768247	-2.867880	2.66158788e-10	4.8593741e-11
346.878490	3.373457	-4.899493	2.39130633e-10	4.3659098e-11
353.645681	3.527055	-3.393734	2.16770365e-10	3.9576663e-11
360.021428	2.488688	-2.848692	2.81078308e-10	5.1317651e-11
366.130498	3.174088	-3.620382	2.58868274e-10	4.7262656e-11
372.116470	2.911553	-2.811884	2.62119081e-10	4.7856193e-11
378.745713	2.470110	-3.717691	2.42448325e-10	4.4264787e-11
385.539219	2.965679	-4.323395	2.05817885e-10	3.7577022e-11
392.675725	4.450829	-4.170827	1.74006252e-10	3.1769052e-11
400.871731	4.657629	-3.745177	1.78538164e-10	3.2596466e-11
NO	NO	NO	NO	NO
! PC data
!TIME		Err (pos)	Err(neg)	Flux		Error
417.988964	9.256427	-5.787461	1.7949141e-10	3.8681139e-11
436.639872	8.156719	-9.394481	2.03320992e-10	4.3055516e-11
482.198446	17.759126	-37.401854	1.07381001e-10	2.4153178e-11
515.591439	14.453953	-15.633867	1.09304496e-10	2.3986529e-11
543.664092	11.454519	-13.618701	1.3744451e-10	2.946076e-11
572.825743	14.887949	-17.707131	9.6066411e-11	2.1608167e-11
604.214380	18.601791	-16.500689	8.8204655e-11	2.0077113e-11
646.644881	23.810291	-23.828709	6.4256444e-11	1.4802851e-11
695.251813	27.856999	-24.796641	5.9469634e-11	1.3376461e-11
745.067673	20.665478	-21.958862	7.2227666e-11	1.6539264e-11
788.979903	21.884929	-23.246751	7.9088891e-11	1.7136476e-11
861.840055	29.258897	-50.975224	6.0640048e-11	1.3307273e-11
910.917428	20.298564	-19.818476	8.197847e-11	1.7989909e-11
968.091467	30.822005	-36.875475	4.5476704e-11	1.0413627e-11
1047.410178	34.244634	-48.496706	3.7844366e-11	8.512329e-12
1122.659075	59.288256	-41.004264	4.355904e-11	9.722972e-12
1233.786541	38.424031	-51.839209	3.643493e-11	7.995526e-12
1319.806454	40.160058	-47.595882	3.548188e-11	8.028405e-12
1431.595521	56.243890	-71.629010	2.3938705e-11	5.514803e-12
1570.923748	57.325183	-83.084337	2.3422441e-11	5.140002e-12
1682.990081	38.029431	-54.741149	3.3563971e-11	7.594412e-12
1776.944261	29.323890	-55.924750	1.8337956e-11	4.124722e-12
1835.383459	31.060173	-29.115307	1.7289846e-11	3.889767e-12
1910.860342	43.339269	-44.416711	1.7531955e-11	3.848068e-12
2034.964403	69.663997	-80.764792	2.5005337e-11	4.241097e-12
5344.644692	79.608500	-55.786828	7.644686e-12	1.716421e-12
5495.605331	84.101680	-71.352140	6.887097e-12	1.532769e-12
5699.738779	73.031772	-120.031768	3.888297e-12	1.043798e-12
5861.670396	111.355904	-88.899845	7.244307e-12	1.373078e-12
34692.613852	474.259238	-494.809988	1.13043e-12	2.63816e-13
NO	NO	NO	NO	NO
! PC Upper limit
39995.228542	20.362708	-20.362708	1.1154213e-11	0