Maximum Kp index on December 18, 2011
Kp = 2
Maximum Kp index on December 18, 2011
The Earth's magnetosphere was quiet
Kp = 2
Geomagnetic storms in Hartford on December 18, 2011
Time zone — UTC−05 (Hartford | 41.77 N 72.68 W)
Geomagnetic storms in Hartford in December 2011
Time zone — UTC−05 (Hartford | 41.77 N 72.68 W)
Geomagnetic activity indices on December 18, 2011
| Geomagnetic index Ap | 2 |
|---|---|
| Solar radio flux F10.7 | 128 |