HFU HF Underground
General Category => General Radio Discussion => Topic started by: ChrisSmolinski on October 07, 2013, 1916 UTC
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The SSN numbers for September dropped to about 37
Clearly, we’ve passed solar max, as this magnetic field chart showing the magnetic filed has reversed (a signature of solar max) shows
Full article: http://wattsupwiththat.com/2013/10/07/september-solar-slump-continues/ (http://wattsupwiththat.com/2013/10/07/september-solar-slump-continues/)