Solar flares on July 25, 2025
The most powerful solar flare in 24 hours
C7.4 (normal) flare - July 25 at 3:01 AM
Solar activity index
Value as of the end of the day on July 25, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 24, 2025 to July 25, 2025
Time zone — UTC+02 (Monaco) — summer time
List of solar flares for July 25, 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 |
|---|---|---|---|---|
| C1.0 | 19:47 | 19:54 | 19:59 | 4154 |
| C2.2 | 09:56 | 10:05 | 10:10 | 4155 |
| C1.7 | 07:45 | 07:56 | 08:09 | 4155 |
| C1.4 | 04:49 | 04:57 | 05:08 | 4153 |
| C7.4 | 02:55 | 03:01 | 03:03 | 4149 |