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The K7RA Solar Update

ARRL

Well-Known Member
Nov 15, 2008
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Tad Cook, K7RA, Seattle, reports: Finally, sunspots have returned! Two sunspots now are visible, both from new Solar Cycle 25. The daily sunspot number was 11 for July 21-27, rising to 22 for July 28-30.



Recently, we have noticed an improvement in propagation due to seasonal sporadic-E activity.


Average daily sunspot numbers rose from 3.1 to 14.1 this week, and average daily solar flux edged up f...

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