Maximum Kp index on February 21, 2017
Kp = 4
Maximum Kp index on February 21, 2017
Geomagnetic disturbances were observed
Kp = 4
Geomagnetic storms in Helena on February 21, 2017
Time zone — UTC−07 (Helena | 46.6 N 112.03 W)
Geomagnetic storms in Helena in February 2017
Time zone — UTC−07 (Helena | 46.6 N 112.03 W)
Geomagnetic activity indices on February 21, 2017
| Geomagnetic index Ap | 4 |
|---|---|
| Solar radio flux F10.7 | 83 |
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