Geomagnetic storms in London in September 2013
Location — London 51.51 N 0.13 W | time zone UTC+01 — summer time
Geomagnetic storm calendar in September 2013 by time in London
Days with geomagnetic disturbances — 2
Ap and F10.7 index values in September 2013
Maximum value of the Ap index for the month — 11 Maximum value of the F10.7 index for the month — 111