Solar flares on June 15, 2025
The most powerful solar flare in 24 hours
M8.4 (strong) flare - June 15 at 2:07 PM
Solar activity index
Value as of the end of the day on June 15, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 14, 2025 to June 15, 2025
Time zone — UTC-04 (Quebec) — summer time
List of solar flares for June 15, 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 |
|---|---|---|---|---|
| C6.7 | 23:00 | 23:14 | 23:20 | 4105 |
| C6.5 | 21:41 | 21:48 | 22:01 | 4105 |
| M1.2 | 19:43 | 19:57 | 20:05 | 4114 |
| C7.2 | 18:20 | 18:40 | 18:52 | 4114 |
| C7.9 | 16:32 | 16:38 | 16:44 | 4114 |
| C9.8 | 15:39 | 15:50 | 16:03 | 4114 |
| C7.9 | 15:23 | 15:31 | 15:35 | 4114 |
| M8.4 | 13:45 | 14:07 | 14:25 | 4114 |
| C4.7 | 13:15 | 13:19 | 13:21 | 4114 |
| C3.1 | 10:10 | 10:17 | 10:26 | 4114 |
| C5.0 | 09:06 | 09:16 | 09:24 | 4105 |