! Swift/XRT lightcurve of trigger: 1311764, name: GRB 250509A
 ! T0 for this burst is Swift MET=768522846.208 s, = 2025 May 09 at 22:33:30.621 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/01311764
 ! BINMODE: 

READ TERR 1 2
! WTSLEW data
!Time    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
64.1933903174911	0.545989701323052	-0.423610294496051	8.9547163143964e-09	1.43404709687394e-09	-1.32192891352591e-09
65.3619131669483	0.52143889108855	-0.622533148134153	6.88542265801535e-09	1.04466652337855e-09	-8.94774802370064e-10
66.3702167598176	0.548566325631569	-0.486864701780831	7.19504479851054e-09	1.03469573952203e-09	-8.87008010937552e-10
67.3130842609796	0.402750850264638	-0.394301175530359	9.03885290902328e-09	1.21595662540319e-09	-1.09200894147016e-09
68.12526630066	0.464106708647904	-0.409431189415798	7.89950561308878e-09	1.02111430856159e-09	-9.62176051747035e-10
68.9758310168866	0.453260095830117	-0.386458007578682	8.15741412647054e-09	1.1337284080452e-09	-9.91094558067596e-10
70.0164799634665	0.463195091083705	-0.58738885074979	8.24210080718363e-09	9.37412343548704e-10	-8.81651038034736e-10
NO	NO	NO	NO	NO
! WT data
!Time    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
77.7575	0.3519	-0.3526	4.51473423e-09	5.58741444e-10	-5.58888275e-10
78.4919	0.4002	-0.3826	4.063295981e-09	5.02878588e-10	-5.03013558e-10
79.1593	0.3698	-0.2671	4.9454235e-09	6.19967926e-10	-6.20145432e-10
79.8216	0.3124	-0.2925	3.56582151e-09	5.31703272e-10	-5.31814111e-10
80.4748	0.3335	-0.3408	4.71714833e-09	5.83890036e-10	-5.84068769e-10
81.1319	0.2689	-0.3236	3.640779349e-09	5.42896784e-10	-5.4301294e-10
81.7282	0.2792	-0.3274	3.555395691e-09	5.30193653e-10	-5.30310627e-10
82.3744	0.3499	-0.3670	2.965583744e-09	4.50689779e-10	-4.50785485e-10
82.9855	0.3313	-0.2611	3.99336966e-09	5.74732117e-10	-5.74870768e-10
83.6112	0.2732	-0.2944	3.800455812e-09	5.66850278e-10	-5.66977068e-10
84.2758	0.3487	-0.3915	2.872797186e-09	4.36584187e-10	-4.3667703e-10
84.9873	0.2581	-0.3628	3.473899578e-09	5.18107294e-10	-5.1822345e-10
85.5683	0.4225	-0.3229	4.26690068e-09	5.2841573e-10	-5.28584238e-10
86.2800	0.2588	-0.2891	3.936296164e-09	5.87167353e-10	-5.87294961e-10
86.8779	0.3548	-0.3390	3.108660942e-09	4.63678392e-10	-4.6378146e-10
87.5248	0.3680	-0.2921	3.2678691e-09	4.87374625e-10	-4.87483828e-10
88.2428	0.4755	-0.3500	2.555481898e-09	3.81095157e-10	-3.8117982e-10
89.0808	0.3242	-0.3625	3.026593865e-09	4.6008001e-10	-4.60176534e-10
89.8853	0.4911	-0.4803	2.139617651e-09	3.252870661e-10	-3.253520153e-10
90.7597	0.3978	-0.3833	2.699631903e-09	4.027180872e-10	-4.0280365e-10
91.6464	0.3846	-0.4889	2.413726179e-09	3.600427818e-10	-3.601214734e-10
92.3819	0.3518	-0.3509	3.000381055e-09	4.47692627e-10	-4.47774836e-10
93.2748	0.4552	-0.5411	2.11634596e-09	3.158213337e-10	-3.158740947e-10
94.321	0.682	-0.591	1.657536713e-09	2.473168603e-10	-2.473634863e-10
95.4802	0.4524	-0.4781	2.23372896e-09	3.397286516e-10	-3.397777725e-10
96.4143	0.3883	-0.4817	2.2853284e-09	3.681831497e-10	-3.682365242e-10
97.346	0.567	-0.544	1.872166007e-09	2.847413419e-10	-2.847819965e-10
98.583	0.708	-0.670	1.487223796e-09	2.305666743e-10	-2.305948544e-10
99.902	0.562	-0.611	1.816820127e-09	2.732311821e-10	-2.732654563e-10
101.082	0.583	-0.618	1.734663888e-09	2.639557983e-10	-2.639705632e-10
102.152	0.611	-0.487	1.842747455e-09	2.912794932e-10	-2.913048512e-10
103.591	0.552	-0.829	1.487060605e-09	2.305018069e-10	-2.30536531e-10
104.797	0.697	-0.654	1.564965289e-09	2.335965054e-10	-2.336259534e-10
106.537	0.743	-1.043	1.166210739e-09	1.774656726e-10	-1.774739753e-10
108.065	0.820	-0.785	1.298117738e-09	1.976471232e-10	-1.976366528e-10
109.554	0.647	-0.670	1.611285357e-09	2.407276249e-10	-2.407178089e-10
111.075	1.090	-0.874	1.065931301e-09	1.621617515e-10	-1.62177498e-10
112.739	0.643	-0.574	1.720446639e-09	2.616961142e-10	-2.617283434e-10
114.263	0.918	-0.880	1.147148476e-09	1.778756542e-10	-1.778917688e-10
115.909	0.767	-0.728	1.40093543e-09	2.131050737e-10	-2.131296546e-10
117.645	0.884	-0.970	1.129358612e-09	1.718976693e-10	-1.718985282e-10
119.426	0.846	-0.897	1.226630673e-09	1.833047202e-10	-1.832890964e-10
121.297	0.984	-1.024	1.07484791e-09	1.635289976e-10	-1.635429854e-10
123.535	1.196	-1.254	8.6850332e-10	1.34688199e-10	-1.346970743e-10
126.126	1.377	-1.395	7.7888324e-10	1.185048461e-10	-1.185142531e-10
128.747	1.016	-1.244	9.55513571e-10	1.453785592e-10	-1.453902566e-10
130.801	0.853	-1.039	1.1798014e-09	1.741579669e-10	-1.741850427e-10
133.211	1.481	-1.558	7.16871887e-10	1.07017713e-10	-1.070290423e-10
136.162	1.344	-1.469	7.7445786e-10	1.155914573e-10	-1.156076128e-10
139.199	1.708	-1.693	6.03840238e-10	9.72911613e-11	-9.7303963e-11
142.639	1.386	-1.732	6.99250531e-10	1.043570044e-10	-1.04373119e-10
145.556	1.608	-1.532	6.94135577e-10	1.03585794e-10	-1.036030947e-10
148.947	1.825	-1.783	5.95503182e-10	9.05533771e-11	-9.05690827e-11
152.455	2.240	-1.683	5.47479629e-10	8.3253177e-11	-8.32672875e-11
156.509	1.586	-1.814	6.22366711e-10	9.64771695e-11	-9.64905438e-11
160.330	1.916	-2.235	3.49843058e-10	6.39082541e-11	-6.39166386e-11
164.198	2.506	-1.953	4.85406517e-10	7.24137772e-11	-7.24288284e-11
168.415	1.862	-1.711	5.87924003e-10	9.10847499e-11	-9.1103523e-11
172.638	2.468	-2.361	4.3531506e-10	6.74591512e-11	-6.74716666e-11
177.157	2.396	-2.051	3.178021207e-10	5.97237342e-11	-5.97317097e-11
182.173	2.218	-2.620	2.794597613e-10	5.56527936e-11	-5.56596648e-11
187.022	2.231	-2.632	2.912403519e-10	5.47342205e-11	-5.47412962e-11
191.744	2.629	-2.491	2.765660454e-10	5.19692169e-11	-5.19764971e-11
197.117	2.723	-2.744	2.640346126e-10	4.82219589e-11	-4.82291573e-11
202.295	2.555	-2.455	2.88021481e-10	5.26051301e-11	-5.2612942e-11
208.102	5.032	-3.252	1.699595001e-10	3.194206564e-11	-3.194609429e-11
218.452	4.115	-5.318	1.364794963e-10	2.88544592e-11	-2.885757987e-11
227.330	3.448	-4.763	1.689494746e-10	3.174698082e-11	-3.175141438e-11
NO	NO	NO	NO	NO
! PC data
!Time    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
244.330	11.598	-8.461	8.63055849e-11	1.951226934e-11	-1.951226934e-11
264.523	11.463	-8.596	9.03578751e-11	1.987322411e-11	-1.987322411e-11
289.542	11.517	-13.556	6.9499325e-11	1.562612312e-11	-1.562612312e-11
322.468	21.216	-21.409	4.29957978e-11	9.53161003e-12	-9.53161003e-12
360.790	15.489	-17.106	5.83755475e-11	1.277190844e-11	-1.277190844e-11
396.881	24.529	-20.603	3.859976764e-11	8.64300845e-12	-8.64300845e-12
450.973	20.584	-29.563	3.647205966e-11	8.03218331e-12	-8.03218331e-12
487.843	21.323	-16.287	4.59246877e-11	1.033987174e-11	-1.033987174e-11
522.637	14.109	-13.471	6.3269437e-11	1.426468073e-11	-1.426468073e-11
550.108	14.220	-13.361	6.24125002e-11	1.401343612e-11	-1.401343612e-11
584.957	11.965	-20.630	6.39523852e-11	1.318968558e-11	-1.318968558e-11
608.288	13.707	-11.366	6.94715948e-11	1.561988587e-11	-1.561988587e-11
633.602	15.974	-11.607	6.39803199e-11	1.442495556e-11	-1.442495556e-11
660.944	13.702	-11.368	7.1723058e-11	1.56716939e-11	-1.56716939e-11
4386.521	27.118	-38.072	2.708666304e-11	6.08175229e-12	-6.08175229e-12
4447.078	24.229	-33.439	3.056879497e-11	6.87304459e-12	-6.87304459e-12
4509.476	34.543	-38.169	2.408649671e-11	5.43803537e-12	-5.43803537e-12
4575.952	28.243	-31.933	2.982653359e-11	6.73397232e-12	-6.73397232e-12
4647.874	39.062	-43.679	2.136798414e-11	4.85785251e-12	-4.85785251e-12
4739.751	34.940	-52.815	2.189368002e-11	4.72659214e-12	-4.72659214e-12
4825.280	34.660	-50.588	2.159694234e-11	4.75001148e-12	-4.75001148e-12
4894.013	26.102	-34.073	2.997895562e-11	6.79657386e-12	-6.79657386e-12
4958.913	53.973	-38.797	1.90088476e-11	4.27981281e-12	-4.27981281e-12
5047.424	20.623	-34.538	3.317547058e-11	7.32547221e-12	-7.32547221e-12
5095.983	27.225	-27.936	3.183759068e-11	7.16818717e-12	-7.16818717e-12
5269.263	202.980	-146.056	2.187130772e-11	3.227974831e-12	-3.227974831e-12
9731.464	47.476	-62.845	1.143762774e-11	2.462335829e-12	-2.462335829e-12
9831.929	54.826	-52.988	1.083356746e-11	2.43660523e-12	-2.43660523e-12
9968.065	111.753	-81.310	9.75651095e-12	2.144633627e-12	-2.144633627e-12
10116.770	50.804	-36.952	1.318338698e-11	2.967998071e-12	-2.967998071e-12
10238.303	79.710	-70.729	7.64041039e-12	1.721775889e-12	-1.721775889e-12
10356.089	49.679	-38.077	1.316499425e-11	2.958093727e-12	-2.958093727e-12
10473.778	57.356	-68.010	9.29501171e-12	2.086504093e-12	-2.086504093e-12
10600.111	68.925	-68.977	8.34616443e-12	1.880817993e-12	-1.880817993e-12
10737.100	57.302	-68.064	9.65063312e-12	2.12355254e-12	-2.12355254e-12
10855.617	76.687	-61.216	8.48035324e-12	1.905483965e-12	-1.905483965e-12
10995.183	64.994	-62.879	9.0750556e-12	2.055093302e-12	-2.055093302e-12
11148.518	37.025	-88.341	9.14060603e-12	2.061857344e-12	-2.061857344e-12
11289.679	113.994	-104.136	6.50500594e-12	1.32145855e-12	-1.32145855e-12
21132.931	110.516	-157.767	3.150272602e-12	8.26898204e-13	-8.26898204e-13
21358.050	133.621	-114.603	4.52463203e-12	1.027634586e-12	-1.027634586e-12
21709.758	193.113	-218.087	2.036150467e-12	5.35393679e-13	-5.35393679e-13
22048.264	178.051	-145.393	2.562247985e-12	6.76688455e-13	-6.76688455e-13
22486.419	236.342	-260.104	2.674506624e-12	5.55782329e-13	-5.55782329e-13
26698.274	235.449	-155.692	2.01059083e-12	5.24090146e-13	-5.24090146e-13
27143.594	116.080	-209.871	2.403973574e-12	6.26001903e-13	-6.26001903e-13
27474.071	114.061	-214.397	2.385721949e-12	6.21249323e-13	-6.21249323e-13
27951.188	331.460	-363.056	1.489374727e-12	3.402769161e-13	-3.402769161e-13