Solar flares on March 17, 2025
The most powerful solar flare in 24 hours
M1.0 (strong) flare - March 17 at 12:33 PM
Solar activity index
Value as of the end of the day on March 17, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 16, 2025 to March 17, 2025
Time zone — UTC-07 (Olympia) — summer time
List of solar flares for March 17, 2025
The total number of solar flares of class C and higher — 11 flares
C class — 10 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.0 | 21:20 | 21:26 | 21:33 | 4028 |
| C3.6 | 15:38 | 15:45 | 15:53 | 4034 |
| M1.0 | 12:25 | 12:33 | 12:40 | 4033 |
| C9.8 | 12:04 | 12:19 | 12:25 | 4033 |
| C2.0 | 11:12 | 11:19 | 11:26 | — |
| C5.3 | 09:14 | 09:18 | 09:23 | 4019 |
| C6.6 | 08:45 | 09:04 | 09:14 | 4019 |
| C2.7 | 07:23 | 07:30 | 07:36 | 4028 |
| C2.1 | 03:37 | 04:00 | 04:24 | 4020 |
| C1.8 | 02:39 | 02:45 | 02:49 | 4031 |
| C2.9 | 01:10 | 01:17 | 01:24 | 4019 |