Solar flares on December 26, 2025
The most powerful solar flare in 24 hours
C6.9 (normal) flare - December 26 at 9:14 AM
Solar activity index
Value as of the end of the day on December 26, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 25, 2025 to December 26, 2025
Time zone — UTC+00
List of solar flares for December 26, 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 |
|---|---|---|---|---|
| C2.7 | 19:15 | 19:23 | 19:32 | 4317 |
| C4.0 | 10:21 | 10:28 | 10:37 | 4323 |
| C6.9 | 09:09 | 09:14 | 09:17 | 4323 |
| C2.2 | 08:10 | 08:15 | 08:40 | 4317 |
| C3.5 | 07:25 | 07:29 | 07:31 | 4323 |
| C2.6 | 03:26 | 03:32 | 03:35 | 4323 |
| C2.4 | 03:05 | 03:20 | 03:26 | 4323 |