Solar flares on July 27, 2025
The most powerful solar flare in 24 hours
C3.4 (normal) flare - July 27 at 4:13 AM
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-05 (Springfield) — summer time
List of solar flares for July 27, 2025
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.5 | 22:15 | 22:21 | 22:24 | 4153 |
| C3.1 | 13:32 | 13:44 | 13:52 | 4161 |
| C2.0 | 09:18 | 09:26 | 09:35 | 4161 |
| C1.3 | 08:55 | 09:00 | 09:03 | — |
| C2.0 | 08:02 | 08:13 | 08:18 | 4155 |
| C3.4 | 03:58 | 04:13 | 04:26 | — |
| C1.4 | 02:51 | 02:58 | 03:06 | 4160 |