Magnetospheric pulsations Pc4
Taken by Rob Stammes on January 13, 2017 @
Polarlightcenter Lofoten Norway.
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Details:
Jan.13 2017,this morning around 03.30 UTC or 04.30
local winter time for about one hour ground induced pulsations on my instruments.
Induced by Ultra-low frequency magnetospheric variations in a 2 minute time period.Pc4 pulsations,a rare phenomenon.
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