Solar flares on December 18, 2022
The most powerful solar flare in 24 hours
C5.8 (normal) flare - December 18 at 10:10 AM
Solar activity index
Value as of the end of the day on December 18, 2022
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 17, 2022 to December 18, 2022
Time zone — UTC+00
List of solar flares for December 18, 2022
The total number of solar flares of class C and higher — 9 flares
C class — 9 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.0 | 23:06 | 23:13 | 23:17 | 3170 |
| C3.2 | 19:53 | 20:02 | 20:15 | 3162 |
| C3.8 | 16:40 | 16:45 | 16:49 | 3169 |
| C4.7 | 14:06 | 14:14 | 14:19 | 3169 |
| C2.3 | 13:11 | 13:16 | 13:20 | 3169 |
| C5.8 | 09:59 | 10:10 | 10:16 | 3162 |
| C2.4 | 09:34 | 09:42 | 09:49 | 3169 |
| C3.0 | 04:42 | 04:53 | 05:06 | 3169 |
| C5.4 | 01:13 | 01:22 | 01:35 | 3169 |