Solar flares on October 11, 2025
The most powerful solar flare in 24 hours
C2.7 (normal) flare - October 11 at 10:15 PM
Solar activity index
Value as of the end of the day on October 11, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 10, 2025 to October 11, 2025
Time zone — UTC+03 (Tver)
List of solar flares for October 11, 2025
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.7 | 22:05 | 22:15 | 22:27 | 4247 |
| C1.7 | 14:55 | 15:04 | 15:10 | 4247 |
| C1.5 | 13:31 | 13:41 | 13:47 | 4246 |
| C1.0 | 10:54 | 11:04 | 11:15 | 4245 |
| C1.1 | 08:37 | 08:42 | 08:46 | 4248 |
| C1.8 | 00:56 | 01:02 | 01:05 | 4246 |