Maximum Kp index on February 4, 2009
Kp = 4
Maximum Kp index on February 4, 2009
Geomagnetic disturbances were observed
Kp = 4
Geomagnetic storms in Pierre on February 4, 2009
Time zone — UTC−06 (Pierre | 44.37 N 100.34 W)
Geomagnetic storms in Pierre in February 2009
Time zone — UTC−06 (Pierre | 44.37 N 100.34 W)
Geomagnetic activity indices on February 4, 2009
| Geomagnetic index Ap | 16 |
|---|---|
| Solar radio flux F10.7 | 70 |