List of magnetic storms in October 2009
Location — Ulan-Ude (geographic coordinates — 51.83 N 107.6 E | time zone UTC+08 )
Days with geomagnetic disturbances — 4
22 October 2009 — geomagnetic disturbances
23 October 2009 — geomagnetic disturbances
25 October 2009 — geomagnetic disturbances
30 October 2009 — geomagnetic disturbances
