List of magnetic storms in December 2009
Location — Brisbane (geographic coordinates — 27.47 S 153.02 E | time zone UTC+10)
There were no days with an increased level of geomagnetic disturbance in December 2009
Maximum of solar activity in December 2009
Solar radio flux (10.7 cm) = 87
Mean planetary A index = 4
Mean planetary Kp index = 3