List of magnetic storms in May 2005
Location — Kostroma (geographic coordinates — 57.77 N 40.93 E | time zone UTC+03)
Days with magnetic storms — 7
01 May 2005 — Magnetic storm of level G2
08 May 2005 — Magnetic storm of level G3
13 May 2005 — Magnetic storm of level G1
15 May 2005 — Magnetic storm of level G5
16 May 2005 — Magnetic storm of level G2
20 May 2005 — Magnetic storm of level G2
30 May 2005 — Magnetic storm of level G3
Days with geomagnetic disturbances — 10
09 May 2005 — geomagnetic disturbances
10 May 2005 — geomagnetic disturbances
12 May 2005 — geomagnetic disturbances
17 May 2005 — geomagnetic disturbances
18 May 2005 — geomagnetic disturbances
21 May 2005 — geomagnetic disturbances
22 May 2005 — geomagnetic disturbances
28 May 2005 — geomagnetic disturbances
29 May 2005 — geomagnetic disturbances
31 May 2005 — geomagnetic disturbances
Maximum of solar activity in May 2005
Solar radio flux (10.7 cm) = 126
Mean planetary A index = 105
Mean planetary Kp index = 9