Solar flares on February 18, 2025
The most powerful solar flare in 24 hours
C3.9 (normal) flare - February 18 at 2:50 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-05 (Salluit)
List of solar flares for February 18, 2025
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.7 | 22:55 | 23:07 | 23:27 | 3992 |
| C1.8 | 13:11 | 13:17 | 13:23 | 3992 |
| C2.8 | 12:14 | 12:19 | 12:24 | 3992 |
| C3.0 | 11:59 | 12:10 | 12:14 | 3992 |
| C1.7 | 07:00 | 07:09 | 07:15 | 3990 |
| C1.6 | 06:25 | 06:33 | 06:39 | 3990 |
| C3.9 | 02:45 | 02:50 | 02:55 | 3992 |