Solar flares on December 21, 2022
The most powerful solar flare in 24 hours
C7.6 (normal) flare - December 21 at 6:21 AM
Solar activity index
Value as of the end of the day on December 21, 2022
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 20, 2022 to December 21, 2022
Time zone — UTC+00
List of solar flares for December 21, 2022
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C5.1 | 22:04 | 22:19 | 22:26 | 3169 |
| C4.8 | 20:37 | 20:53 | 20:55 | — |
| C3.2 | 12:04 | 12:08 | 12:12 | 3169 |
| C1.8 | 08:55 | 09:01 | 09:06 | 3170 |
| C7.6 | 05:57 | 06:21 | 06:40 | 3169 |
| C6.9 | 05:13 | 05:18 | 05:22 | 3169 |
| C2.2 | 00:07 | 00:15 | 00:19 | — |
| C1.4 | 23:56 | 00:03 | 00:07 | 3169 |