Solar flares on February 18, 2025
The most powerful solar flare in 24 hours
C5.7 (normal) flare - February 18 at 3:08 AM
Solar activity index
Value as of the end of the day on February 18, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 17, 2025 to February 18, 2025
Time zone — UTC+02 (Riga)
List of solar flares for February 18, 2025
The total number of solar flares of class C and higher — 13 flares
C class — 13 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.8 | 20:11 | 20:17 | 20:23 | 3992 |
| C2.8 | 19:14 | 19:19 | 19:24 | 3992 |
| C3.0 | 18:59 | 19:10 | 19:14 | 3992 |
| C1.7 | 14:00 | 14:09 | 14:15 | 3990 |
| C1.6 | 13:25 | 13:33 | 13:39 | 3990 |
| C3.9 | 09:45 | 09:50 | 09:55 | 3992 |
| C3.7 | 06:07 | 06:12 | 06:20 | 3996 |
| C3.3 | 05:58 | 06:03 | 06:07 | 3998 |
| C5.2 | 03:26 | 03:30 | 03:35 | 3998 |
| C5.7 | 02:47 | 03:08 | 03:26 | 3990 |
| C2.2 | 02:31 | 02:35 | 02:47 | 3992 |
| C2.4 | 01:30 | 01:40 | 01:57 | 3998 |
| C2.1 | 00:04 | 00:12 | 00:18 | 3998 |