Solar flares on December 12, 2021
The most powerful solar flare in 24 hours
C1.2 (normal) flare - December 12 at 4:14 PM
Solar activity index
Value as of the end of the day on December 12, 2021
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 11, 2021 to December 12, 2021
Time zone — UTC-05 (Indianapolis)
List of solar flares for December 12, 2021
The total number of solar flares of class C and higher — 1 flare
C class — 1 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.2 | 16:09 | 16:14 | 16:22 | — |