Solar flares on December 20, 2023
The most powerful solar flare in 24 hours
C8.3 (normal) flare - December 20 at 8:54 AM
Solar activity index
Value as of the end of the day on December 20, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 19, 2023 to December 20, 2023
Time zone — UTC+00
List of solar flares for December 20, 2023
The total number of solar flares of class C and higher — 10 flares
C class — 10 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.5 | 21:34 | 21:54 | 22:16 | 3519 |
| C4.4 | 20:53 | 21:01 | 21:05 | 3524 |
| C3.4 | 20:12 | 20:17 | 20:21 | 3524 |
| C7.2 | 18:39 | 18:43 | 18:47 | 3521 |
| C6.8 | 17:08 | 17:27 | 17:41 | 3531 |
| C2.5 | 16:24 | 16:28 | 16:54 | 3526 |
| C3.8 | 14:33 | 14:36 | 14:40 | 3530 |
| C7.9 | 09:23 | 09:36 | 09:55 | 3519 |
| C8.3 | 08:44 | 08:54 | 09:03 | 3521 |
| C7.9 | 05:56 | 06:03 | 06:07 | 3521 |