Solar flares on September 1, 2026
The most powerful solar flare in 24 hours
C5.7 (normal) flare - September 1 at 9:10 PM
Solar activity index
Value as of the end of the day on September 1, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 31, 2026 to September 1, 2026
Time zone — UTC+00
List of solar flares for September 1, 2026
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 |
|---|---|---|---|---|
| C1.9 | 23:17 | 23:38 | 23:58 | — |
| C1.1 | 22:40 | 22:46 | 22:54 | — |
| C5.7 | 21:04 | 21:10 | 21:12 | — |