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 Austin on December 21, 2011
Time zone — UTC−06 (Austin | 30.27 N 97.75 W)
Geomagnetic storms in Austin in December 2011
Time zone — UTC−06 (Austin | 30.27 N 97.75 W)
Geomagnetic activity indices on December 21, 2011
| Geomagnetic index Ap | 5 |
|---|---|
| Solar radio flux F10.7 | 145 |
Diary
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