Magnetic storms on Apr 21, 2015
Geomagnetic storms on Apr 21, 2015
No geomagnetic storms were observed on Apr 21, 2015Magnetic storms for the last 3 days
Max solar activity on Apr 21, 2015
Solar radio flux (10.7 cm) = 154
Mean planetary A index = 27
Mean planetary Kp index = 4 (55 nT)