List of magnetic storms in September 2005
Location — London (geographic coordinates — 51.51 N -0.13 W | time zone UTC+00)
Days with magnetic storms — 10
01 September 2005 — Magnetic storm of level G1
02 September 2005 — Magnetic storm of level G1
03 September 2005 — Magnetic storm of level G2
04 September 2005 — Magnetic storm of level G1
10 September 2005 — Magnetic storm of level G1
11 September 2005 — Magnetic storm of level G5
12 September 2005 — Magnetic storm of level G2
13 September 2005 — Magnetic storm of level G2
14 September 2005 — Magnetic storm of level G1
15 September 2005 — Magnetic storm of level G3
Days with geomagnetic disturbances — 9
05 September 2005 — geomagnetic disturbances
07 September 2005 — geomagnetic disturbances
09 September 2005 — geomagnetic disturbances
16 September 2005 — geomagnetic disturbances
18 September 2005 — geomagnetic disturbances
26 September 2005 — geomagnetic disturbances
27 September 2005 — geomagnetic disturbances
28 September 2005 — geomagnetic disturbances
30 September 2005 — geomagnetic disturbances
Maximum of solar activity in September 2005
Solar radio flux (10.7 cm) = 119
Mean planetary A index = 105
Mean planetary Kp index = 9