Maximum Kp index on December 21, 2011
Kp = 2
Maximum Kp index on December 21, 2011
The Earth's magnetosphere was quiet
Kp = 2
Geomagnetic storms in Madrid on December 21, 2011
Time zone — UTC+01 (Madrid | 40.4 N 3.68 W)
Geomagnetic storms in Madrid in December 2011
Time zone — UTC+01 (Madrid | 40.4 N 3.68 W)
Geomagnetic activity indices on December 21, 2011
| Geomagnetic index Ap | 5 |
|---|---|
| Solar radio flux F10.7 | 145 |
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