Solar flares on June 13, 2025
The most powerful solar flare in 24 hours
M1.2 (strong) flare - June 13 at 2:10 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-07 (Seattle)
List of solar flares for June 13, 2025
The total number of solar flares of class C and higher — 10 flares
C class — 9 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 22:45 | 22:52 | 22:56 | 4114 |
| C2.3 | 22:25 | 22:30 | 22:41 | 4114 |
| C2.8 | 20:03 | 20:07 | 20:15 | 4105 |
| C5.0 | 19:29 | 19:43 | 19:52 | 4114 |
| C1.9 | 18:03 | 18:07 | 18:15 | 4114 |
| C1.5 | 17:33 | 17:39 | 17:43 | 4105 |
| M1.2 | 13:49 | 14:10 | 14:21 | 4105 |
| C1.7 | 12:27 | 12:32 | 12:36 | 4114 |
| C2.9 | 10:07 | 10:11 | 10:14 | 4114 |
| C3.1 | 06:45 | 07:00 | 07:15 | 4105 |