Magnetic storms on Dec 21, 2015

Geomagnetic storms on Dec 21, 2015

• Magnetic storm of level G2 (moderate) from 00:00 to 03:00
• Magnetic storm of level G2 (moderate) from 03:00 to 06:00
• Magnetic storm of level G1 (minor) from 06:00 to 09:00

Magnetic storms for the last 3 days

Max solar activity on Dec 21, 2015

Solar radio flux (10.7 cm) = 122

Mean planetary A index = 66

Mean planetary Kp index = 5 (95 nT)