Solar flares on November 11, 2025
The most powerful solar flare in 24 hours
X5.1 (very strong) flare - November 11 at 11:04 AM
Solar activity index
Value as of the end of the day on November 11, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from November 10, 2025 to November 11, 2025
Time zone — UTC+01 (Rome)
List of solar flares for November 11, 2025
The total number of solar flares of class C and higher — 14 flares
C class — 12 | M class — 1 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.9 | 23:15 | 23:21 | 23:25 | 4274 |
| C4.2 | 17:51 | 17:58 | 18:04 | 4274 |
| C2.7 | 16:32 | 16:36 | 16:40 | 4277 |
| X5.1 | 10:49 | 11:04 | 11:17 | 4274 |
| C6.8 | 09:33 | 09:38 | 09:43 | 4274 |
| M1.4 | 09:02 | 09:09 | 09:13 | 4274 |
| C4.8 | 08:32 | 08:41 | 08:47 | 4274 |
| C3.8 | 07:39 | 07:45 | 07:50 | 4274 |
| C4.6 | 07:23 | 07:28 | 07:32 | 4274 |
| C3.5 | 05:22 | 05:35 | 05:38 | 4274 |
| C2.8 | 04:46 | 04:54 | 05:04 | 4274 |
| C3.7 | 04:15 | 04:25 | 04:30 | 4274 |
| C2.9 | 03:48 | 03:55 | 03:58 | 4279 |
| C4.2 | 03:16 | 03:23 | 03:28 | 4274 |