Solar flares on June 2, 2025
The most powerful solar flare in 24 hours
M3.3 (strong) flare - June 2 at 12:18 PM
Solar activity index
Value as of the end of the day on June 2, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 1, 2025 to June 2, 2025
Time zone — UTC+01 (London) — summer time
List of solar flares for June 2, 2025
The total number of solar flares of class C and higher — 7 flares
C class — 5 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.1 | 22:35 | 22:42 | 22:46 | 4100 |
| C9.2 | 21:36 | 22:00 | 22:27 | 4105 |
| C1.5 | 20:44 | 20:51 | 20:57 | 4105 |
| C1.6 | 18:29 | 18:35 | 18:44 | 4105 |
| C1.7 | 15:49 | 15:57 | 16:03 | 4100 |
| M3.3 | 11:59 | 12:18 | 12:39 | 4100 |
| C1.1 | 00:21 | 00:27 | 00:30 | 4100 |