Solar flares on December 27, 2021
The most powerful solar flare in 24 hours
M1.8 (strong) flare - December 27 at 10:01 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-06 (Chicago)
List of solar flares for December 27, 2021
The total number of solar flares of class C and higher — 8 flares
C class — 7 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.8 | 21:50 | 22:01 | 22:10 | 2918 |
| C2.7 | 20:19 | 20:36 | 20:46 | 2918 |
| C1.3 | 18:39 | 18:47 | 18:51 | — |
| C1.2 | 18:25 | 18:32 | 18:36 | — |
| C2.2 | 17:28 | 17:35 | 17:42 | 2918 |
| C1.4 | 13:37 | 13:48 | 14:00 | 2918 |
| C1.3 | 03:45 | 03:53 | 03:59 | 2917 |
| C1.0 | 00:09 | 00:17 | 00:25 | — |