Solar flares on December 27, 2021
The most powerful solar flare in 24 hours
C2.2 (normal) flare - December 27 at 11:35 PM
Solar activity index
Value as of the end of the day on December 27, 2021
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 26, 2021 to December 27, 2021
Time zone — UTC+00
List of solar flares for December 27, 2021
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 |
|---|---|---|---|---|
| C2.2 | 23:28 | 23:35 | 23:42 | 2918 |
| C1.4 | 19:37 | 19:48 | 20:00 | 2918 |
| C1.3 | 09:45 | 09:53 | 09:59 | 2917 |
| C1.0 | 06:09 | 06:17 | 06:25 | — |
| C1.4 | 04:06 | 04:20 | 04:33 | 2917 |
| C1.2 | 02:53 | 03:04 | 03:16 | — |
| C1.4 | 02:16 | 02:27 | 02:34 | — |
| C1.0 | 00:27 | 00:34 | 00:38 | 2915 |