Solar flares on July 29, 2025
The most powerful solar flare in 24 hours
C3.1 (normal) flare - July 29 at 2:11 AM
Solar activity index
Value as of the end of the day on July 29, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 28, 2025 to July 29, 2025
Time zone — UTC-03 (Saint john) — summer time
List of solar flares for July 29, 2025
The total number of solar flares of class C and higher — 3 flares
C class — 3 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.9 | 23:03 | 23:17 | 23:36 | 4157 |
| C1.9 | 21:49 | 21:55 | 22:09 | 4155 |
| C3.1 | 02:00 | 02:11 | 02:21 | 4155 |