Solar flares on January 21, 2025
The most powerful solar flare in 24 hours
M3.3 (strong) flare - January 21 at 5:39 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-05 (Fermont)
List of solar flares for January 21, 2025
The total number of solar flares of class C and higher — 2 flares
C class — 1 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M3.3 | 05:08 | 05:39 | 06:00 | 3967 |
| C2.6 | 00:18 | 00:20 | 00:24 | 3965 |