Maximum Kp index on December 30, 2025
Kp = 3
Maximum Kp index on December 30, 2025
The Earth's magnetosphere was quiet
Kp = 3
Geomagnetic storms in Hartford on December 30, 2025
Time zone — UTC−05 (Hartford | 41.77 N 72.68 W)
Geomagnetic storms in Hartford in December 2025
Time zone — UTC−05 (Hartford | 41.77 N 72.68 W)
Geomagnetic activity indices on December 30, 2025
| Geomagnetic index Ap | 8 |
|---|---|
| Solar radio flux F10.7 | 182 |