Maximum Kp index on September 21, 2003
Kp = 5
Maximum Kp index on September 21, 2003
A geomagnetic storm was recorded — level G1
Kp = 5
Geomagnetic storms in Fort Smith on September 21, 2003
Time zone — UTC−06 — summer time (Fort Smith | 60 N 111.87 W)
Geomagnetic storms in Fort Smith in September 2003
Time zone — UTC−06 — summer time (Fort Smith | 60 N 111.87 W)
Geomagnetic activity indices on September 21, 2003
| Geomagnetic index Ap | 21 |
|---|---|
| Solar radio flux F10.7 | 120 |