List of magnetic storms in September 2005
Location — Hamilton (geographic coordinates — 37.78 S 175.28 E | time zone UTC+13 - summer time)
Days with magnetic storms — 12
01 September 2005 — Magnetic storm of level G2
02 September 2005 — Magnetic storm of level G1
03 September 2005 — Magnetic storm of level G2
04 September 2005 — Magnetic storm of level G1
05 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 G3
13 September 2005 — Magnetic storm of level G2
14 September 2005 — Magnetic storm of level G2
15 September 2005 — Magnetic storm of level G1
16 September 2005 — Magnetic storm of level G3
Days with geomagnetic disturbances — 9
06 September 2005 — geomagnetic disturbances
07 September 2005 — geomagnetic disturbances
08 September 2005 — geomagnetic disturbances
17 September 2005 — geomagnetic disturbances
18 September 2005 — geomagnetic disturbances
19 September 2005 — geomagnetic disturbances
26 September 2005 — geomagnetic disturbances
27 September 2005 — geomagnetic disturbances
28 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

