Maximum Kp index on December 18, 2025
Kp = 3+
Maximum Kp index on December 18, 2025
The Earth's magnetosphere was quiet
Kp = 3+
Geomagnetic storms in Bethel on December 18, 2025
Time zone — UTC−09 (Bethel | 60.78 N 161.75 W)
Geomagnetic storms in Bethel in December 2025
Time zone — UTC−09 (Bethel | 60.78 N 161.75 W)
Geomagnetic activity indices on December 18, 2025
| Geomagnetic index Ap | 17 |
|---|---|
| Solar radio flux F10.7 | 116 |