Maximum Kp index on February 21, 2013
Kp = 2
Maximum Kp index on February 21, 2013
The Earth's magnetosphere was quiet
Kp = 2
Geomagnetic storms in Fort Smith on February 21, 2013
Time zone — UTC−07 (Fort Smith | 60 N 111.87 W)
Geomagnetic storms in Fort Smith in February 2013
Time zone — UTC−07 (Fort Smith | 60 N 111.87 W)
Geomagnetic activity indices on February 21, 2013
| Geomagnetic index Ap | 6 |
|---|---|
| Solar radio flux F10.7 | 109 |