Geomagnetic storms in London in September 2017
Time zone — UTC+01 — summer time (London | 51.51 N 0.13 W)
Geomagnetic storm calendar in September 2017 by time in London
Days with magnetic storms — 15 Days with geomagnetic disturbances — 6
Ap and F10.7 index values in September 2017
Maximum value of the Ap index for the month — 96 Maximum value of the F10.7 index for the month — 140 Maximum value of the Kp index for the month — 8