Solar flares on July 23, 2025
The most powerful solar flare in 24 hours
C2.5 (normal) flare - July 23 at 3:37 PM
Solar activity index
Value as of the end of the day on July 23, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 22, 2025 to July 23, 2025
Time zone — UTC+02 (Berlin) — summer time
List of solar flares for July 23, 2025
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 15:31 | 15:37 | 15:42 | 4150 |
| C1.7 | 07:54 | 08:04 | 08:10 | 4143 |
| C2.0 | 04:32 | 04:41 | 04:47 | 4143 |
| C1.4 | 23:57 | 00:02 | 00:04 | 4153 |