List of magnetic storms in December 2012
Location — Ryazan (geographic coordinates — 54.6 N 39.7 E | time zone UTC+03)
There were no days with an increased level of geomagnetic disturbance in December 2012
Maximum of solar activity in December 2012
Solar radio flux (10.7 cm) = 122
Mean planetary A index = 10
Mean planetary Kp index = 4