List of magnetic storms in July 2009
Location — Station Vostok (geographic coordinates — 78.45 S 106.83 E | time zone UTC+03)
Days with magnetic storms — 2
20 July 2009 — Magnetic storm of level G1
22 July 2009 — Magnetic storm of level G2
Days with geomagnetic disturbances — 4
08 July 2009 — geomagnetic disturbances
13 July 2009 — geomagnetic disturbances
14 July 2009 — geomagnetic disturbances
31 July 2009 — geomagnetic disturbances
Maximum of solar activity in July 2009
Solar radio flux (10.7 cm) = 72
Mean planetary A index = 27
Mean planetary Kp index = 6