Event date: 1970-01-01
No available description!
Event date: 2023-12-01
Sailing: navigation signal low frequency degraded for brief intervals.
HF Radio: Weak or small degradation in HF communication in the lighted area of the Earth, occasional loss of radio contact.
Event date: 2022-10-28
aurora is commonly visible at high latitudes (northern Michigan and Maine)
Other systems: migratory animals are affected at this and higher levels
Spacecraft operations: minor impact on satellite operations possible.
Power systems: weak power grid fluctuations can occur.
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