Solar flares on August 22, 2025
The most powerful solar flare in 24 hours
M1.7 (strong) flare - August 22 at 11:59 AM
Solar activity index
Value as of the end of the day on August 22, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 21, 2025 to August 22, 2025
Time zone — UTC-07 (Carson City) — summer time
List of solar flares for August 22, 2025
The total number of solar flares of class C and higher — 3 flares
C class — 1 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.8 | 23:23 | 23:29 | 23:34 | 4191 |
| M1.7 | 11:55 | 11:59 | 12:02 | — |
| M1.7 | 10:56 | 11:51 | 12:02 | — |