Maximum Kp index on December 31, 2001
Kp = 4
Maximum Kp index on December 31, 2001
Geomagnetic disturbances were observed
Kp = 4
Geomagnetic storms in Madison on December 31, 2001
Time zone — UTC−06 (Madison | 43.07 N 89.38 W)
Geomagnetic storms in Madison in December 2001
Time zone — UTC−06 (Madison | 43.07 N 89.38 W)
Geomagnetic activity indices on December 31, 2001
| Geomagnetic index Ap | 11 |
|---|---|
| Solar radio flux F10.7 | 246 |