Solar flares on June 13, 2025
The most powerful solar flare in 24 hours
M1.2 (strong) flare - June 13 at 9:10 PM
Solar activity index
Value as of the end of the day on June 13, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 12, 2025 to June 13, 2025
Time zone — UTC+00
List of solar flares for June 13, 2025
The total number of solar flares of class C and higher — 6 flares
C class — 5 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.2 | 20:49 | 21:10 | 21:21 | 4105 |
| C1.7 | 19:27 | 19:32 | 19:36 | 4114 |
| C2.9 | 17:07 | 17:11 | 17:14 | 4114 |
| C3.1 | 13:45 | 14:00 | 14:15 | 4105 |
| C2.4 | 06:38 | 06:45 | 06:53 | 4110 |
| C2.0 | 05:42 | 05:48 | 05:51 | 4110 |