Solar flares on December 20, 2024
The most powerful solar flare in 24 hours
M2.5 (strong) flare - December 20 at 12:18 PM
Solar activity index
Value as of the end of the day on December 20, 2024
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 19, 2024 to December 20, 2024
Time zone — UTC+01 (Budapest)
List of solar flares for December 20, 2024
The total number of solar flares of class C and higher — 11 flares
C class — 9 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.8 | 23:36 | 23:45 | 23:56 | 3929 |
| C4.5 | 17:46 | 17:49 | 17:53 | 3932 |
| M2.5 | 12:15 | 12:18 | 12:22 | 3928 |
| C2.9 | 11:34 | 11:38 | 11:43 | 3928 |
| C9.4 | 11:03 | 11:11 | 11:17 | 3932 |
| C9.4 | 09:55 | 10:01 | 10:06 | 3928 |
| M2.1 | 08:20 | 08:26 | 08:35 | 3924 |
| C3.0 | 07:54 | 08:04 | 08:14 | 3924 |
| C2.7 | 06:43 | 06:46 | 06:51 | 3928 |
| C2.6 | 02:54 | 03:01 | 03:08 | — |
| C2.6 | 02:33 | 02:40 | 02:44 | 3928 |