Magnetic storms on Dec 16, 2021
Geomagnetic storms on Dec 16, 2021
No geomagnetic storms were observed on Dec 16, 2021
Magnetic storms for the last 3 days
Max solar activity on Dec 16, 2021
Solar radio flux (10.7 cm) = 118
Mean planetary A index = 9
Mean planetary Kp index = 3 (30 nT)