Solar flares — Dec 22, 2025
The strongest solar flare in the day
Flare of C8.6 level (normal) — in 22:31
Solar activity index
Value for Dec 22, 2025 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Dec 21, 2025 to Dec 22, 2025
Time zone — UTC+00 (London)
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Dec 22, 2025
Total number of flares of class C and higher — 5 flares
C type — 5 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C8.6
|
22:21 | 22:31 | 22:56 | 4317 |
|
C2.8
|
08:52 | 09:14 | 09:28 | 4316 |
|
C2.0
|
08:40 | 08:46 | 08:52 | 4317 |
|
C1.6
|
01:04 | 01:15 | 01:20 | 4317 |
|
C2.3
|
00:22 | 00:30 | 00:34 | 4316 |