Maximum Kp index on September 9, 2026
Kp = 3
Maximum Kp index on September 9, 2026
The Earth's magnetosphere was quiet
Kp = 3
Geomagnetic storms in Helena on September 9, 2026
Time zone — UTC−06 — summer time (Helena | 46.6 N 112.03 W)
Geomagnetic storms in Helena in September 2026
Time zone — UTC−06 — summer time (Helena | 46.6 N 112.03 W)
Geomagnetic activity indices on September 9, 2026
| Geomagnetic index Ap | 12 |
|---|---|
| Solar radio flux F10.7 | 109 |