Maximum Kp index on December 21, 2009
Kp = 2
Maximum Kp index on December 21, 2009
The Earth's magnetosphere was quiet
Kp = 2
Geomagnetic storms in Lethbridge on December 21, 2009
Time zone — UTC−07 (Lethbridge | 49.69 N 112.83 W)
Geomagnetic storms in Lethbridge in December 2009
Time zone — UTC−07 (Lethbridge | 49.69 N 112.83 W)
Geomagnetic activity indices on December 21, 2009
| Geomagnetic index Ap | 1 |
|---|---|
| Solar radio flux F10.7 | 83 |
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