Maximum Kp index on September 23, 2011
Kp = 1
Maximum Kp index on September 23, 2011
The Earth's magnetosphere was quiet
Kp = 1
Geomagnetic storms in Springfield on September 23, 2011
Time zone — UTC−05 — summer time (Springfield | 39.78 N 89.65 W)
Geomagnetic storms in Springfield in September 2011
Time zone — UTC−05 — summer time (Springfield | 39.78 N 89.65 W)
Geomagnetic activity indices on September 23, 2011
| Geomagnetic index Ap | 3 |
|---|---|
| Solar radio flux F10.7 | 158 |