Maximum Kp index on February 4, 2004
Kp = 4
Maximum Kp index on February 4, 2004
Geomagnetic disturbances were observed
Kp = 4
Geomagnetic storms in Fort Smith on February 4, 2004
Time zone — UTC−07 (Fort Smith | 60 N 111.87 W)
Geomagnetic storms in Fort Smith in February 2004
Time zone — UTC−07 (Fort Smith | 60 N 111.87 W)
Geomagnetic activity indices on February 4, 2004
| Geomagnetic index Ap | 15 |
|---|---|
| Solar radio flux F10.7 | 101 |