Solar flares on March 15, 2025
The most powerful solar flare in 24 hours
C3.9 (normal) flare - March 15 at 3:43 AM
Solar activity index
Value as of the end of the day on March 15, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 14, 2025 to March 15, 2025
Time zone — UTC-03 (Halifax) — summer time
List of solar flares for March 15, 2025
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 |
|---|---|---|---|---|
| C2.1 | 22:51 | 23:04 | 23:09 | 4019 |
| C2.4 | 12:01 | 12:22 | 12:27 | 4028 |
| C2.6 | 09:57 | 10:11 | 10:29 | 4028 |
| C2.1 | 08:27 | 08:32 | 08:38 | 4028 |
| C3.9 | 02:30 | 03:43 | 05:09 | — |