List of magnetic storms in May 2011
Location — Station Mirny (geographic coordinates — 66.55 S 93 E | time zone UTC+03)
Days with magnetic storms — 8
01 May 2011 — Magnetic storm of level G2
02 May 2011 — Magnetic storm of level G3
16 May 2011 — Magnetic storm of level G1
17 May 2011 — Magnetic storm of level G1
28 May 2011 — Magnetic storm of level G4
29 May 2011 — Magnetic storm of level G3
30 May 2011 — Magnetic storm of level G2
31 May 2011 — Magnetic storm of level G1
Days with geomagnetic disturbances — 4
03 May 2011 — geomagnetic disturbances
04 May 2011 — geomagnetic disturbances
10 May 2011 — geomagnetic disturbances
27 May 2011 — geomagnetic disturbances
Maximum of solar activity in May 2011
Solar radio flux (10.7 cm) = 112
Mean planetary A index = 67
Mean planetary Kp index = 8