Solar flares on December 3, 2025
The most powerful solar flare in 24 hours
C5.4 (normal) flare - December 3 at 3:52 PM
Solar activity index
Value as of the end of the day on December 3, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 2, 2025 to December 3, 2025
Time zone — UTC+03 (Meshchovsk)
List of solar flares for December 3, 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 |
|---|---|---|---|---|
| C3.0 | 22:57 | 23:03 | 23:07 | 4294 |
| C3.0 | 19:23 | 19:30 | 19:33 | 4294 |
| C3.3 | 18:52 | 19:02 | 19:23 | 4294 |
| C3.8 | 17:04 | 17:09 | 17:11 | — |
| C5.4 | 15:29 | 15:52 | 16:37 | — |
| C2.8 | 06:47 | 06:55 | 07:00 | 4299 |
| C2.7 | 05:16 | 05:23 | 05:26 | 4297 |