Solar flares on February 11, 2022
The most powerful solar flare in 24 hours
C2.5 (normal) flare - February 11 at 12:42 PM
Solar activity index
Value as of the end of the day on February 11, 2022
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 10, 2022 to February 11, 2022
Time zone — UTC-05 (Windsor)
List of solar flares for February 11, 2022
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 |
|---|---|---|---|---|
| C1.5 | 21:53 | 22:21 | 22:46 | 2939 |
| C2.5 | 12:24 | 12:42 | 13:13 | 2940 |
| C1.1 | 07:41 | 07:50 | 07:59 | 2940 |
| C1.2 | 05:16 | 05:20 | 05:27 | — |