Solar flares on January 21, 2025
The most powerful solar flare in 24 hours
M3.3 (strong) flare - January 21 at 10:39 AM
Solar activity index
Value as of the end of the day on January 21, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 20, 2025 to January 21, 2025
Time zone — UTC+00
List of solar flares for January 21, 2025
The total number of solar flares of class C and higher — 5 flares
C class — 4 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M3.3 | 10:08 | 10:39 | 11:00 | 3967 |
| C2.6 | 05:18 | 05:20 | 05:24 | 3965 |
| C2.9 | 03:51 | 03:58 | 04:03 | 3968 |
| C3.6 | 02:23 | 02:26 | 02:30 | 3968 |
| C2.2 | 00:35 | 00:41 | 00:46 | 3968 |