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The K7RA Solar Update

A

ARRL

Well-Known Member
Nov 15, 2008
10,994
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Average daily sunspot numbers this week moved from 101.7 to 113.4, while average daily solar flux changed from 111.8 to 130.5. The active day according to geomagnetic indicators was Wednesday, August 27, when the planetary A index reached 20. This was the result of a CME which created aurora at both north and south poles.

Predicted solar flux is 115 on August 29-31, 120 on September 1-2, then 11...

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