Solar flares on October 23, 2025
The most powerful solar flare in 24 hours
C3.2 (normal) flare - October 23 at 10:38 AM
Solar activity index
Value as of the end of the day on October 23, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 22, 2025 to October 23, 2025
Time zone — UTC+05:30 (Ambattur)
List of solar flares for October 23, 2025
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.1 | 20:32 | 20:36 | 21:11 | 4256 |
| C1.3 | 20:16 | 20:20 | 20:24 | 4267 |
| C1.2 | 20:03 | 20:13 | 20:16 | 4267 |
| C1.5 | 14:11 | 14:24 | 14:29 | 4267 |
| C3.2 | 10:26 | 10:38 | 10:45 | 4267 |
| C2.0 | 09:41 | 09:54 | 09:59 | — |
| C2.4 | 07:11 | 07:29 | 07:44 | — |