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The K7RA Solar Update

A

ARRL

Well-Known Member
Nov 15, 2008
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Tad Cook, K7RA, Seattle, reports: Sunspots were visible every day this week, but the numbers were lower. Average daily sunspot numbers declined from 58.4 to 30.7, and the average daily solar flux was down by 2.9 points to 86.9.


Geomagnetic activity was a little higher, with average daily planetary A index going from 7.3 to 8.1, and average daily middle latitude A index from 6.3 to 6.7.


Friday, Oc...

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