Magnetic storms on Sep 21, 2017
Geomagnetic storms on Sep 21, 2017
No geomagnetic storms were observed on Sep 21, 2017Magnetic storms for the last 3 days
Max solar activity on Sep 21, 2017
Solar radio flux (10.7 cm) = 74
Mean planetary A index = 10
Mean planetary Kp index = 3 (30 nT)