Maximum Kp index on September 8, 2011
Kp = 1
Maximum Kp index on September 8, 2011
The Earth's magnetosphere was quiet
Kp = 1
Geomagnetic storms in Fort Smith on September 8, 2011
Time zone — UTC−06 — summer time (Fort Smith | 60 N 111.87 W)
Geomagnetic storms in Fort Smith in September 2011
Time zone — UTC−06 — summer time (Fort Smith | 60 N 111.87 W)
Geomagnetic activity indices on September 8, 2011
| Geomagnetic index Ap | 4 |
|---|---|
| Solar radio flux F10.7 | 110 |