Solar flares on April 11, 2025
The most powerful solar flare in 24 hours
M1.0 (strong) flare - April 11 at 11:20 PM
Solar activity index
Value as of the end of the day on April 11, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 10, 2025 to April 11, 2025
Time zone — UTC+01 (London) — summer time
List of solar flares for April 11, 2025
The total number of solar flares of class C and higher — 11 flares
C class — 9 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.0 | 23:08 | 23:20 | 23:33 | 4055 |
| C6.8 | 19:54 | 19:59 | 20:11 | 4055 |
| C6.8 | 19:46 | 19:52 | 19:54 | 4055 |
| M1.0 | 17:40 | 17:50 | 18:01 | 4055 |
| C6.8 | 17:34 | 17:38 | 17:40 | 4055 |
| C7.4 | 17:14 | 17:25 | 17:32 | 4055 |
| C4.1 | 14:35 | 14:39 | 14:43 | 4055 |
| C7.2 | 12:52 | 13:15 | 13:38 | 4055 |
| C2.4 | 10:47 | 10:56 | 11:00 | 4055 |
| C3.7 | 09:20 | 09:28 | 09:35 | 4055 |
| C4.4 | 08:03 | 08:14 | 08:27 | 4055 |