Solar flares on March 11, 2026
The most powerful solar flare in 24 hours
C1.1 (normal) flare - March 11 at 9:06 PM
Solar activity index
Value as of the end of the day on March 11, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 10, 2026 to March 11, 2026
Time zone — UTC+01 (Brussels)
List of solar flares for March 11, 2026
The total number of solar flares of class C and higher — 2 flares
C class — 2 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.1 | 21:00 | 21:06 | 21:11 | 4384 |
| C1.1 | 01:56 | 02:04 | 02:16 | 4389 |