Solar flares on August 23, 2025
The most powerful solar flare in 24 hours
M1.9 (strong) flare - August 23 at 11:06 PM
Solar activity index
Value as of the end of the day on August 23, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 22, 2025 to August 23, 2025
Time zone — UTC+03 (Moscow)
List of solar flares for August 23, 2025
The total number of solar flares of class C and higher — 8 flares
C class — 7 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.9 | 22:53 | 23:06 | 23:16 | — |
| C9.1 | 22:01 | 22:22 | 22:40 | 4191 |
| C2.6 | 18:12 | 18:16 | 18:19 | — |
| C3.0 | 17:48 | 17:54 | 18:01 | — |
| C3.2 | 16:19 | 16:32 | 16:50 | 4191 |
| C1.9 | 15:47 | 15:52 | 15:56 | 4191 |
| C2.3 | 14:29 | 14:35 | 14:40 | — |
| C2.8 | 09:23 | 09:29 | 09:34 | 4191 |