List of magnetic storms in May 2009
Location — Station Vostok (geographic coordinates — 78.45 S 106.83 E | time zone UTC+03)
Days with magnetic storms — 2
08 May 2009 — Magnetic storm of level G1
09 May 2009 — Magnetic storm of level G1
Days with geomagnetic disturbances — 2
22 May 2009 — geomagnetic disturbances
28 May 2009 — geomagnetic disturbances
Maximum of solar activity in May 2009
Solar radio flux (10.7 cm) = 74
Mean planetary A index = 23
Mean planetary Kp index = 5

