Solar flares on May 31, 2026
The most powerful solar flare in 24 hours
C3.1 (normal) flare - May 31 at 5:09 AM
Solar activity index
Value as of the end of the day on May 31, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 30, 2026 to May 31, 2026
Time zone — UTC+03 (Moscow)
List of solar flares for May 31, 2026
The total number of solar flares of class C and higher — 14 flares
C class — 14 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.5 | 22:39 | 22:43 | 22:47 | 4446 |
| C1.7 | 21:31 | 21:36 | 21:39 | 4457 |
| C1.5 | 20:56 | 21:10 | 21:28 | 4461 |
| C1.1 | 15:46 | 15:51 | 15:53 | 4455 |
| C1.0 | 15:37 | 15:43 | 15:46 | 4449 |
| C1.0 | 13:12 | 13:14 | 13:17 | 4446 |
| C1.1 | 11:59 | 12:10 | 12:27 | 4455 |
| C1.2 | 11:02 | 11:07 | 11:10 | 4449 |
| C1.8 | 07:44 | 07:49 | 08:00 | 4452 |
| C1.5 | 07:22 | 07:36 | 07:44 | 4449 |
| C1.2 | 05:53 | 06:05 | 06:19 | 4452 |
| C3.1 | 04:59 | 05:09 | 05:12 | 4447 |
| C1.2 | 01:30 | 01:37 | 01:39 | — |
| C1.0 | 01:23 | 01:28 | 01:30 | 4457 |