Maximum Kp index on December 21, 2012
Kp = 2
Maximum Kp index on December 21, 2012
The Earth's magnetosphere was quiet
Kp = 2
Geomagnetic storms on December 21, 2012
Time zone — UTC+00
Geomagnetic storms in December 2012
Time zone — UTC+00
Geomagnetic activity indices on December 21, 2012
| Geomagnetic index Ap | 4 |
|---|---|
| Solar radio flux F10.7 | 115 |