Solar flares on February 17, 2025
The most powerful solar flare in 24 hours
M1.0 (strong) flare - February 17 at 8:13 AM
Solar activity index
Value as of the end of the day on February 17, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 16, 2025 to February 17, 2025
Time zone — UTC-07 (Red deer)
List of solar flares for February 17, 2025
The total number of solar flares of class C and higher — 18 flares
C class — 17 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.7 | 21:07 | 21:12 | 21:20 | 3996 |
| C3.3 | 20:58 | 21:03 | 21:07 | 3998 |
| C5.2 | 18:26 | 18:30 | 18:35 | 3998 |
| C5.7 | 17:47 | 18:08 | 18:26 | 3990 |
| C2.2 | 17:31 | 17:35 | 17:47 | 3992 |
| C2.4 | 16:30 | 16:40 | 16:57 | 3998 |
| C2.1 | 15:04 | 15:12 | 15:18 | 3998 |
| C2.3 | 14:40 | 14:52 | 15:04 | 3998 |
| C1.6 | 13:17 | 13:22 | 13:27 | 3986 |
| C1.8 | 12:35 | 12:42 | 12:46 | 3992 |
| C2.2 | 11:27 | 11:33 | 11:37 | 3998 |
| C4.4 | 08:50 | 08:57 | 09:01 | 3998 |
| M1.0 | 08:07 | 08:13 | 08:23 | 3992 |
| C5.7 | 07:46 | 07:55 | 08:07 | 3997 |
| C3.9 | 06:32 | 06:40 | 06:45 | 3998 |
| C3.9 | 04:43 | 04:52 | 05:02 | 3998 |
| C2.9 | 01:07 | 01:18 | 01:30 | 3998 |
| C2.6 | 00:26 | 00:36 | 00:44 | 3992 |