Solar flares on June 12, 2025
The most powerful solar flare in 24 hours
C2.0 (normal) flare - June 12 at 11:48 PM
Solar activity index
Value as of the end of the day on June 12, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 11, 2025 to June 12, 2025
Time zone — UTC-06 (Cheyenne) — summer time
List of solar flares for June 12, 2025
The total number of solar flares of class C and higher — 1 flare
C class — 1 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.0 | 23:42 | 23:48 | 23:51 | 4110 |