Maximum Kp index on September 19, 2018
Kp = 2
Maximum Kp index on September 19, 2018
The Earth's magnetosphere was quiet
Kp = 2
Geomagnetic storms in Helena on September 19, 2018
Time zone — UTC−06 — summer time (Helena | 46.6 N 112.03 W)
Geomagnetic storms in Helena in September 2018
Time zone — UTC−06 — summer time (Helena | 46.6 N 112.03 W)
Geomagnetic activity indices on September 19, 2018
| Geomagnetic index Ap | 4 |
|---|---|
| Solar radio flux F10.7 | 68 |