Maximum Kp index on December 18, 2017
Kp = 4
Maximum Kp index on December 18, 2017
Geomagnetic disturbances were observed
Kp = 4
Geomagnetic storms in Austin on December 18, 2017
Time zone — UTC−06 (Austin | 30.27 N 97.75 W)
Geomagnetic storms in Austin in December 2017
Time zone — UTC−06 (Austin | 30.27 N 97.75 W)
Geomagnetic activity indices on December 18, 2017
| Geomagnetic index Ap | 17 |
|---|---|
| Solar radio flux F10.7 | 72 |