Solar flares on July 27, 2025
The most powerful solar flare in 24 hours
C3.4 (normal) flare - July 27 at 6:43 PM
Solar activity index
Value as of the end of the day on July 27, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 26, 2025 to July 27, 2025
Time zone — UTC+09:30 (Adelaide)
List of solar flares for July 27, 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 |
|---|---|---|---|---|
| C2.0 | 23:48 | 23:56 | 00:05 | 4161 |
| C1.3 | 23:25 | 23:30 | 23:33 | — |
| C2.0 | 22:32 | 22:43 | 22:48 | 4155 |
| C3.4 | 18:28 | 18:43 | 18:56 | — |
| C1.4 | 17:21 | 17:28 | 17:36 | 4160 |
| C1.4 | 00:40 | 00:47 | 00:50 | 4149 |