Solar flares on August 16, 2025
The most powerful solar flare in 24 hours
C3.2 (normal) flare - August 16 at 9:00 PM
Solar activity index
Value as of the end of the day on August 16, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 15, 2025 to August 16, 2025
Time zone — UTC+00
List of solar flares for August 16, 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 |
|---|---|---|---|---|
| C3.2 | 20:49 | 21:00 | 21:09 | 4172 |
| C1.4 | 18:15 | 18:26 | 18:43 | 4180 |
| C1.2 | 06:12 | 06:23 | 06:34 | 4172 |