On this page you will find an overview of the strongest solar flares from Solar Cycle 25 together with links to more information in our archive and a video (if available) of the event. This page is updated daily.
Region | Start | Maximum | End | ||||
---|---|---|---|---|---|---|---|
1 | X6.3 | 2024/02/22 | 3590 | 22:08 | 22:34 | 22:43 | |
2 | X5 | 2023/12/31 | 3536 | 21:36 | 21:55 | 22:08 | |
3 | X3.38 | 2024/02/09 | 3575 | 12:53 | 13:14 | 13:32 | |
4 | X2.87 | 2023/12/14 | 3514 | 16:47 | 17:02 | 17:12 | |
5 | X2.5 | 2024/02/16 | 3576 | 06:42 | 06:53 | 06:58 | |
6 | X2.25 | 2022/04/20 | 2992 | 03:41 | 03:57 | 04:04 | |
7 | X2.2 | 2023/02/17 | 3229 | 19:38 | 20:16 | 20:50 | |
8 | X2.07 | 2023/03/03 | 3234 | 17:42 | 17:52 | 17:59 | |
9 | X1.9 | 2024/02/21 | 3590 | 22:52 | 23:07 | 23:14 | |
10 | X1.9 | 2023/01/09 | 3184 | 18:37 | 18:50 | 18:57 | |
11 | X1.7 | 2024/02/22 | 3590 | 06:17 | 06:32 | 06:40 | |
12 | X1.63 | 2023/08/05 | 3386 | 21:45 | 22:21 | 22:44 | |
13 | X1.59 | 2021/07/03 | 2838 | 14:18 | 14:29 | 14:34 | |
14 | X1.51 | 2023/08/07 | 3386 | 20:30 | 20:46 | 21:18 | |
15 | X1.5 | 2022/05/10 | 3006 | 13:50 | 13:55 | 13:59 | |
16 | X1.3 | 2022/03/30 | 2975 | 17:21 | 17:37 | 17:46 | |
17 | X1.22 | 2023/01/06 | 3182 | 00:43 | 00:57 | 01:07 | |
18 | X1.2 | 2023/03/29 | 3256 | 02:18 | 02:33 | 02:40 | |
19 | X1.11 | 2023/06/20 | 3341 | 16:42 | 17:09 | 17:26 | |
20 | X1.1 | 2024/03/28 | 3615 | 20:29 | 20:56 | 21:01 | |
21 | X1.1 | 2024/03/23 | 3614 | 00:58 | 01:33 | 02:22 | |
22 | X1.1 | 2023/02/11 | 3217 | 15:40 | 15:48 | 15:54 | |
23 | X1.1 | 2022/05/03 | 13:08 | 13:25 | 13:31 | ||
24 | X1.1 | 2022/04/30 | 2994 | 13:37 | 13:47 | 13:52 | |
25 | X1.1 | 2022/04/17 | 2994 | 03:17 | 03:34 | 03:51 | |
26 | X1 | 2023/07/02 | 3354 | 22:54 | 23:14 | 23:59 | |
27 | X1 | 2023/01/10 | 3186 | 22:39 | 22:47 | 22:52 | |
28 | X1 | 2022/10/02 | 3110 | 19:53 | 20:25 | 20:34 | |
29 | X1 | 2021/10/28 | 2887 | 15:17 | 15:35 | 15:48 | |
30 | M9.82 | 2023/11/28 | 3500 | 19:35 | 19:50 | 20:09 | |
31 | M9.7 | 2024/03/28 | 3615 | 20:29 | 20:46 | 20:50 | |
32 | M9.7 | 2022/04/21 | 2993 | 01:47 | 01:59 | 02:05 | |
33 | M9.67 | 2022/03/31 | 2975 | 18:17 | 18:35 | 18:45 | |
34 | M9.62 | 2023/05/16 | 16:31 | 16:43 | 16:51 | ||
35 | M9.4 | 2024/03/30 | 3515 | 21:01 | 21:16 | 21:21 | |
36 | M9.3 | 2024/03/30 | 3615 | 21:21 | 21:31 | 21:39 | |
37 | M9.04 | 2024/02/10 | 3576 | 22:56 | 23:07 | 23:14 | |
38 | M8.96 | 2023/05/20 | 3311 | 12:25 | 12:35 | 12:40 | |
39 | M8.77 | 2022/10/02 | 3110 | 02:08 | 02:21 | 02:26 | |
40 | M8.72 | 2023/09/21 | 3435 | 12:42 | 12:54 | 13:02 | |
41 | M8.62 | 2023/02/28 | 3234 | 17:35 | 17:50 | 17:56 | |
42 | M8.6 | 2022/08/29 | 3088 | 10:48 | 11:07 | 11:12 | |
43 | M8.23 | 2023/09/20 | 3435 | 14:11 | 14:19 | 14:25 | |
44 | M7.9 | 2022/09/16 | 3098 | 09:44 | 09:49 | 09:56 | |
45 | M7.4 | 2024/03/20 | 3615 | 07:23 | 07:36 | 07:47 | |
46 | M7.4 | 2024/03/10 | 3599 | 12:00 | 12:13 | 12:20 | |
47 | M7.29 | 2022/04/20 | 2992 | 01:20 | 01:36 | 01:44 | |
48 | M7.2 | 2023/05/03 | 3293 | 10:36 | 10:45 | 10:49 | |
49 | M7.2 | 2022/08/26 | 3089 | 12:08 | 12:14 | 12:21 | |
50 | M7.1 | 2024/03/28 | 3615 | 06:16 | 06:29 | 06:36 |
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Last X-flare | 2024/03/28 | X1.1 |
Last M-flare | 2024/04/23 | M3.5 |
Last geomagnetic storm | 2024/04/19 | Kp7 (G3) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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March 2024 | 104.9 -19.8 |
Last 30 days | 125.4 +21.1 |