Solar flares on May 12, 2026
The most powerful solar flare in 24 hours
C2.3 (normal) flare - May 12 at 11:40 PM
Solar activity index
Value as of the end of the day on May 12, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 11, 2026 to May 12, 2026
Time zone — UTC-07 (Kamloops) — summer time
List of solar flares for May 12, 2026
The total number of solar flares of class C and higher — 9 flares
C class — 9 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.3 | 23:31 | 23:40 | 23:45 | 4436 |
| C2.1 | 18:43 | 18:54 | 19:01 | 4432 |
| C1.0 | 15:11 | 15:17 | 15:23 | 4436 |
| C1.1 | 14:42 | 14:48 | 14:51 | 4433 |
| C1.5 | 10:11 | 10:17 | 10:19 | 4436 |
| C1.3 | 07:53 | 07:58 | 08:00 | — |
| C2.0 | 05:40 | 05:49 | 05:52 | 4436 |
| C1.4 | 03:38 | 03:49 | 04:00 | 4432 |
| C1.1 | 02:26 | 02:35 | 02:43 | 4432 |