Geomagnetic storms in London in January 2009
Location — London 51.51 N 0.13 W | time zone UTC
Geomagnetic storm calendar in January 2009 by time in London
Days with geomagnetic disturbances — 2
Ap and F10.7 index values in January 2009
Maximum value of the Ap index for the month — 10 Maximum value of the F10.7 index for the month — 72