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The K7RA Solar Update

ARRL

Well-Known Member
Nov 15, 2008
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Average daily solar indices over the past week were lower than the previous seven days, with average daily sunspot number declining from 40.9 to 13, and average daily solar flux dropping 10 points from 82.2 to 72.2.


Geomagnetic indicators were higher, with average daily planetary A index rising from 4.9 to 13.3, and mid-latitude A index from 3.4 to 9.

Predicted solar flux is 72 on December 16-20...

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