Solar flares on August 23, 2025
The most powerful solar flare in 24 hours
M1.7 (strong) flare - August 23 at 3:59 AM
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+09 (Lensk)
List of solar flares for August 23, 2025
The total number of solar flares of class C and higher — 7 flares
C class — 5 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.0 | 23:48 | 23:54 | 00:01 | — |
| C3.2 | 22:19 | 22:32 | 22:50 | 4191 |
| C1.9 | 21:47 | 21:52 | 21:56 | 4191 |
| C2.3 | 20:29 | 20:35 | 20:40 | — |
| C2.8 | 15:23 | 15:29 | 15:34 | 4191 |
| M1.7 | 03:55 | 03:59 | 04:02 | — |
| M1.7 | 02:56 | 03:51 | 04:02 | — |