! Swift/XRT lightcurve of trigger: 1223470, name: GRB 240421B
 ! T0 for this burst is Swift MET=735385407.36 s, = 2024 Apr 21 at 09:43:22.360 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/01223470
 ! BINMODE: 

READ TERR 1 2
! WTSLEW data
!Time    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
115.239267006752	4.96528397477013	-4.36519900176988	3.27446565486684e-10	5.2545570223886e-11	-5.29210429220233e-11
NO	NO	NO	NO	NO
! WT data
!Time    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
132.891	2.924	-2.923	4.292465685e-10	7.5181572e-11	-7.7685783e-11
138.456	2.601	-2.642	3.481414545e-10	7.3547934e-11	-7.58913945e-11
144.688	2.634	-3.630	3.31786521e-10	7.4036928e-11	-7.55633835e-11
150.894	3.028	-3.572	3.5234445e-10	7.98750495e-11	-7.9568289e-11
157.116	3.546	-3.194	5.4804435e-10	1.127858895e-10	-1.11779676e-10
164.329	3.674	-3.667	3.20116788e-10	7.65544845e-11	-7.56193695e-11
NO	NO	NO	NO	NO
! PC data
!Time    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
193.440	18.405	-19.204	2.32298841e-10	5.12708535e-11	-5.12708535e-11
231.343	20.619	-19.498	2.083633845e-10	4.71506745e-11	-4.71506745e-11
280.691	16.403	-28.729	1.85343606e-10	4.216637205e-11	-4.216637205e-11
327.731	22.017	-30.637	1.576443465e-10	3.596108655e-11	-3.596108655e-11
376.620	20.767	-26.872	1.75680348e-10	3.95964054e-11	-3.95964054e-11
421.301	23.724	-23.915	1.73826672e-10	3.94932963e-11	-3.94932963e-11
461.607	18.521	-16.581	2.38637628e-10	5.39295375e-11	-5.39295375e-11
503.817	18.935	-23.689	1.96779444e-10	4.45293207e-11	-4.45293207e-11
543.548	19.322	-20.795	2.19447357e-10	4.837302e-11	-4.837302e-11
590.938	29.600	-28.069	1.441489305e-10	3.27944319e-11	-3.27944319e-11
645.563	22.613	-25.026	1.944746715e-10	4.166179125e-11	-4.166179125e-11
684.901	18.378	-16.724	2.38788939e-10	5.3748978e-11	-5.3748978e-11
730.844	25.088	-27.565	1.580295525e-10	3.585620115e-11	-3.585620115e-11
790.381	30.742	-34.448	1.284702465e-10	2.907160005e-11	-2.907160005e-11
855.390	38.445	-34.267	1.163213775e-10	2.625241665e-11	-2.625241665e-11
920.011	26.478	-26.176	1.67249061e-10	3.69136716e-11	-3.69136716e-11
990.133	26.560	-43.645	1.199209425e-10	2.70647949e-11	-2.70647949e-11
1054.999	31.899	-38.306	1.195193685e-10	2.704609725e-11	-2.704609725e-11
1116.557	45.561	-29.659	1.10832657e-10	2.518110315e-11	-2.518110315e-11
1216.888	55.551	-54.771	7.46970885e-11	1.72481148e-11	-1.72481148e-11
1310.071	42.602	-37.632	1.04602494e-10	2.36390283e-11	-2.36390283e-11
1383.883	36.488	-31.210	1.23877395e-10	2.795772045e-11	-2.795772045e-11
1444.840	28.184	-24.469	1.59225579e-10	3.598325775e-11	-3.598325775e-11
1519.215	54.101	-46.191	8.3561802e-11	1.890923895e-11	-1.890923895e-11
1627.541	31.025	-54.224	9.78082395e-11	2.234157135e-11	-2.234157135e-11
1699.563	39.236	-40.998	1.04586126e-10	2.363533155e-11	-2.363533155e-11
1796.619	52.493	-57.820	1.02887295e-10	1.99761675e-11	-1.99761675e-11
5776.831	30.249	-44.971	2.68947351e-11	6.0418752e-12	-6.0418752e-12
5836.613	20.614	-29.533	4.146623085e-11	9.11309325e-12	-9.11309325e-12
5910.807	44.205	-53.580	2.031493395e-11	4.559477985e-12	-4.559477985e-12
5987.952	29.743	-32.940	3.170494155e-11	7.10261925e-12	-7.10261925e-12
6055.900	29.492	-38.205	2.936403855e-11	6.6212838e-12	-6.6212838e-12
6121.602	28.981	-36.209	3.058848585e-11	6.86527395e-12	-6.86527395e-12
6188.660	34.634	-38.078	2.77124655e-11	6.202449e-12	-6.202449e-12
6274.758	36.292	-51.464	2.284050705e-11	5.1310983e-12	-5.1310983e-12
6352.002	36.776	-40.951	2.58276717e-11	5.7913611e-12	-5.7913611e-12
6435.992	35.527	-47.214	2.40478191e-11	5.4124047e-12	-5.4124047e-12
6516.458	50.339	-44.939	2.12998365e-11	4.78944885e-12	-4.78944885e-12
6639.142	110.683	-72.345	2.186423025e-11	3.519498975e-12	-3.519498975e-12
12745.217	36.001	-54.262	1.378225125e-11	3.113302875e-12	-3.113302875e-12
12813.171	30.730	-31.953	2.05311357e-11	4.62364659e-12	-4.62364659e-12
12898.762	55.460	-54.862	1.189322595e-11	2.6811063e-12	-2.6811063e-12
13009.733	49.797	-55.510	1.21804332e-11	2.751464055e-12	-2.751464055e-12
13102.256	40.015	-42.726	1.5864219e-11	3.56901357e-12	-3.56901357e-12
13195.145	57.448	-52.874	1.182582885e-11	2.67683388e-12	-2.67683388e-12
13306.109	41.763	-53.515	1.4245833e-11	3.13894065e-12	-3.13894065e-12
13411.267	41.911	-63.396	1.26185562e-11	2.8301853e-12	-2.8301853e-12
13537.816	75.831	-84.637	8.41077585e-12	1.858663125e-12	-1.858663125e-12
13685.952	70.605	-72.305	1.26543891e-11	2.4283044e-12	-2.4283044e-12
18722.591	35.760	-87.099	9.2727975e-12	2.08729665e-12	-2.08729665e-12
18836.026	80.285	-77.676	7.1029773e-12	1.61893191e-12	-1.61893191e-12
18998.495	65.748	-82.184	7.5618393e-12	1.72351692e-12	-1.72351692e-12
19128.269	56.326	-64.025	9.2934621e-12	2.11819404e-12	-2.11819404e-12
19309.105	153.796	-124.510	6.4325403e-12	1.181438055e-12	-1.181438055e-12
22882.916	122.713	-120.497	3.41183706e-12	9.11012655e-13	-9.11012655e-13
23112.593	113.680	-106.964	5.1334977e-12	1.160566065e-12	-1.160566065e-12
23352.093	79.779	-125.821	5.6051937e-12	1.26348405e-12	-1.26348405e-12
23533.240	89.188	-101.368	6.0394944e-12	1.354418985e-12	-1.354418985e-12
23775.418	195.520	-152.990	5.45651925e-12	9.59174565e-13	-9.59174565e-13
30493.213	5188.209	-516.797	2.433770475e-12	6.385287e-13	-6.385287e-13
35873.944	148.471	-192.522	3.39873894e-12	7.6836879e-13	-7.6836879e-13
45653.980	158.482	-180.006	2.67713613e-12	6.957795e-13	-6.957795e-13
46250.825	338.898	-438.363	1.532078745e-12	3.47982843e-13	-3.47982843e-13
57263.317	200.005	-251.312	2.010491205e-12	5.2602102e-13	-5.2602102e-13
58154.026	580.493	-690.704	1.24036425e-12	2.488467495e-13	-2.488467495e-13
63289.711	461.536	-398.468	1.33122432e-12	3.29626317e-13	-3.29626317e-13
70237.856	342.716	-394.430	1.17934881e-12	3.16732332e-13	-3.16732332e-13
97560.931	948.220	-779.309	5.7984012e-13	1.489364775e-13	-1.489364775e-13