Solar flares on June 2, 2026
The most powerful solar flare in 24 hours
M3.3 (strong) flare - June 2 at 5:50 PM
Solar activity index
Value as of the end of the day on June 2, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 1, 2026 to June 2, 2026
Time zone — UTC+01 (London) — summer time
List of solar flares for June 2, 2026
The total number of solar flares of class C and higher — 15 flares
C class — 12 | M class — 3 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.2 | 21:24 | 21:39 | 21:49 | — |
| C2.4 | 19:35 | 19:41 | 19:45 | 4455 |
| C2.9 | 19:07 | 19:13 | 19:18 | 4455 |
| M3.3 | 17:31 | 17:50 | 17:56 | 4455 |
| C2.3 | 14:53 | 14:58 | 15:01 | 4461 |
| C4.3 | 11:57 | 12:02 | 12:05 | 4461 |
| M1.2 | 10:51 | 11:05 | 11:19 | 4455 |
| C3.7 | 09:31 | 09:44 | 09:57 | 4455 |
| C1.4 | 09:21 | 09:29 | 09:31 | 4455 |
| C1.2 | 08:51 | 08:55 | 08:59 | 4461 |
| C3.1 | 07:46 | 07:59 | 08:05 | 4455 |
| M1.2 | 05:42 | 05:45 | 05:47 | 4461 |
| C1.4 | 05:11 | 05:23 | 05:35 | — |
| C1.8 | 03:40 | 03:50 | 03:59 | — |
| C1.1 | 03:28 | 03:33 | 03:37 | — |