Solar flares on April 17, 2025
The most powerful solar flare in 24 hours
C4.6 (normal) flare - April 17 at 8:22 AM
Solar activity index
Value as of the end of the day on April 17, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 16, 2025 to April 17, 2025
Time zone — UTC-06 (El Paso) — summer time
List of solar flares for April 17, 2025
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.2 | 22:10 | 22:22 | 22:29 | 4060 |
| C2.1 | 16:00 | 16:04 | 16:06 | 4062 |
| C1.5 | 15:44 | 15:53 | 16:00 | 4066 |
| C4.6 | 08:11 | 08:22 | 08:34 | 4064 |
| C2.5 | 08:01 | 08:05 | 08:11 | 4062 |
| C2.8 | 03:32 | 03:46 | 03:52 | 4062 |