Solar flares on September 22, 2026
The most powerful solar flare in 24 hours
C2.4 (normal) flare - September 22 at 5:20 PM
Solar activity index
Value as of the end of the day on September 22, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 21, 2026 to September 22, 2026
Time zone — UTC+00
List of solar flares for September 22, 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 |
|---|---|---|---|---|
| C1.1 | 17:43 | 17:58 | 18:50 | 4536 |
| C2.4 | 17:14 | 17:20 | 17:25 | — |
| C2.0 | 04:31 | 04:51 | 05:01 | — |