Solar flares on June 30, 2025
The most powerful solar flare in 24 hours
C1.9 (normal) flare - June 30 at 6:34 PM
Solar activity index
Value as of the end of the day on June 30, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 29, 2025 to June 30, 2025
Time zone — UTC+00
List of solar flares for June 30, 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 |
|---|---|---|---|---|
| C1.9 | 18:25 | 18:34 | 18:40 | 4130 |
| C1.1 | 17:59 | 18:05 | 18:16 | 4130 |
| C1.0 | 15:13 | 15:20 | 15:26 | 4130 |
| C1.4 | 13:20 | 13:27 | 13:34 | 4130 |
| C1.2 | 06:24 | 06:33 | 06:40 | 4122 |
| C1.0 | 03:48 | 03:56 | 04:01 | 4128 |