Solar flares on September 26, 2026
The most powerful solar flare in 24 hours
C3.1 (normal) flare - September 26 at 4:55 PM
Solar activity index
Value as of the end of the day on September 26, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 25, 2026 to September 26, 2026
Time zone — UTC+00
List of solar flares for September 26, 2026
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 21:04 | 21:09 | 21:13 | — |
| C3.1 | 16:50 | 16:55 | 17:00 | — |
| C1.5 | 13:18 | 13:23 | 13:31 | 4534 |
| C1.1 | 09:13 | 09:18 | 09:25 | — |