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Solar minimumIn solar-terrestrial terms, the month(s) during the solar cycle when the 12-month mean of monthly average sunspot numbers reaches a minimum.
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Solar minimumThe beginning and the end of a sunspot cycle when only a few sunspots are usually observed, and the output of particles and radiation is normal.
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Solar minimumThe month(s) during the solar cycle when the 12-month mean of monthly average sunspot numbers reaches a minimum. the most recent minimum occurred in September 1986.
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Solar minimumThe point in the 11-year solar cycle at which sunspot activity is lowest.
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Solar minimumIn solar-terrestrial terms, the month(s) during the solar cycle when the 12-month mean of monthly average sunspot numbers reaches a minimum.
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Solar minimumThe month(s) during a sunspot cycle when the smoothed sunspot number reaches a minimum. definition courtesy of: NWS Space Weather Prediction Center
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Solar minimumThe beginning and the end of a sunspot cycle when only a few sunspots are usually observed, and the output of particles and radiation is normal.
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Solar minimumIn solar-terrestrial terms, the month(s) during the solar cycle when the 12-month mean of monthly average sunspot numbers reaches a minimum.
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Solar minimumThe beginning and the end of a sunspot cycle when only a few sunspots are usually observed, and the output of particles and radiation is normal.
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