Solar flares on June 23, 2025
The most powerful solar flare in 24 hours
C5.0 (normal) flare - June 23 at 5:23 AM
Solar activity index
Value as of the end of the day on June 23, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 22, 2025 to June 23, 2025
Time zone — UTC-07 (Seattle) — summer time
List of solar flares for June 23, 2025
The total number of solar flares of class C and higher — 5 flares
C class — 5 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.3 | 21:40 | 21:57 | 22:31 | 4117 |
| C1.0 | 20:39 | 20:43 | 20:57 | 4115 |
| C1.1 | 17:19 | 17:28 | 17:43 | 4117 |
| C5.0 | 05:09 | 05:23 | 05:36 | 4115 |
| C1.0 | 00:02 | 00:06 | 00:10 | 4118 |