Solar flares on August 8, 2025
The most powerful solar flare in 24 hours
M1.0 (strong) flare - August 8 at 2:10 PM
Solar activity index
Value as of the end of the day on August 8, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 7, 2025 to August 8, 2025
Time zone — UTC-05 (Pierre) — summer time
List of solar flares for August 8, 2025
The total number of solar flares of class C and higher — 12 flares
C class — 11 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.6 | 22:13 | 22:18 | 22:22 | 4172 |
| C5.3 | 21:57 | 22:03 | 22:06 | 4168 |
| C3.0 | 20:16 | 20:28 | 20:47 | 4168 |
| C4.9 | 17:11 | 17:19 | 17:23 | — |
| C1.9 | 16:19 | 16:27 | 16:32 | 4161 |
| M1.0 | 13:56 | 14:10 | 14:17 | 4168 |
| C7.8 | 13:06 | 13:09 | 13:11 | 4168 |
| C6.8 | 12:43 | 13:00 | 13:06 | 4168 |
| C9.8 | 11:38 | 11:57 | 12:07 | 4170 |
| C8.1 | 09:15 | 09:35 | 10:08 | 4168 |
| C2.5 | 03:56 | 04:01 | 04:08 | — |
| C2.4 | 03:32 | 03:50 | 03:56 | 4168 |