Solar flares on March 17, 2025
The most powerful solar flare in 24 hours
M1.0 (strong) flare - March 17 at 2:33 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-05 (Saint Paul) — summer time
List of solar flares for March 17, 2025
The total number of solar flares of class C and higher — 13 flares
C class — 12 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.0 | 23:20 | 23:26 | 23:33 | 4028 |
| C3.6 | 17:38 | 17:45 | 17:53 | 4034 |
| M1.0 | 14:25 | 14:33 | 14:40 | 4033 |
| C9.8 | 14:04 | 14:19 | 14:25 | 4033 |
| C2.0 | 13:12 | 13:19 | 13:26 | — |
| C5.3 | 11:14 | 11:18 | 11:23 | 4019 |
| C6.6 | 10:45 | 11:04 | 11:14 | 4019 |
| C2.7 | 09:23 | 09:30 | 09:36 | 4028 |
| C2.1 | 05:37 | 06:00 | 06:24 | 4020 |
| C1.8 | 04:39 | 04:45 | 04:49 | 4031 |
| C2.9 | 03:10 | 03:17 | 03:24 | 4019 |
| C2.4 | 01:37 | 01:46 | 01:54 | 4034 |
| C7.8 | 00:21 | 00:42 | 00:51 | 4028 |