List of magnetic storms in September 2013
Location — Ryazan (geographic coordinates — 54.6 N 39.7 E | time zone UTC+03 )
Days with geomagnetic disturbances — 2
13 September 2013 — geomagnetic disturbances
24 September 2013 — geomagnetic disturbances
Changes in the maximum daily geomagnetic index Kp in September 2013 for mid latitudes
Location — Ryazan (geographic coordinates — 54.6 N 39.7 E | time zone UTC+03 )

Location — Ryazan (geographic coordinates — 54.6 N 39.7 E | time zone UTC+03 )
13 September 2013 — geomagnetic disturbances
24 September 2013 — geomagnetic disturbances
Solar radio flux (10.7 cm) = 111
Mean planetary A index = 11
Mean planetary Kp index = 4