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The K7RA Solar Update

A

ARRL

Well-Known Member
Nov 15, 2008
10,887
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Solar activity seems to have dropped dramatically from a recent peak. Are we over the cycle peak and headed down again? Too early to say.

Daily average sunspot numbers this week sank to 120.1.

Predicted solar flux is 175 on December 6 to 8, 170 on December 9 and 10, 175 on December 11 and 12, and 205 on December 13 to 17.

Predicted planetary A index is 8 on December 6 and 7, 5 on December to ...

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