List of magnetic storms in April 2009
Location — Chelyabinsk (geographic coordinates — 55.15 N 61.43 E | time zone UTC+05)
There were no days with an increased level of geomagnetic disturbance in April 2009
Maximum of solar activity in April 2009
Solar radio flux (10.7 cm) = 71
Mean planetary A index = 12
Mean planetary Kp index = 4