Solar flares on January 4, 2026
The most powerful solar flare in 24 hours
C2.9 (normal) flare - January 4 at 10:01 PM
Solar activity index
Value as of the end of the day on January 4, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 3, 2026 to January 4, 2026
Time zone — UTC+01 (Oslo)
List of solar flares for January 4, 2026
The total number of solar flares of class C and higher — 5 flares
C class — 5 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.9 | 21:51 | 22:01 | 22:09 | 4336 |
| C1.7 | 20:59 | 21:07 | 21:13 | 4325 |
| C1.9 | 18:40 | 19:21 | 19:44 | 4325 |
| C1.7 | 16:22 | 16:25 | 16:27 | 4325 |
| C1.6 | 11:47 | 11:55 | 12:05 | 4325 |