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The K7RA Solar Update

ARRL

Well-Known Member
Nov 15, 2008
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Sunspot numbers drifted below 100 over the past week (May 14-20), and so the average daily sunspot number declined from 146.9 over the previous seven days to 92.1 in the recent period. Average daily solar flux dropped from 156.3 to 123.3.

You can see the decline in solar flux in addition to the decline in predicted numbers by downloading the spreadsheet at http://bit.ly/1KQGbRm, which shows us t...

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