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The K7RA Solar Update

Thread starter ARRL
Start date Dec 25, 2020

ARRL

Well-Known Member

Dec 25, 2020

Tad Cook, K7RA, Seattle, reports: Merry Christmas!

Sunspots went missing last Friday and Saturday, but large new sunspot group 2794 appeared on Sunday, December 21, and on Wednesday, Spaceweather.com reported new sunspot group 2795 emerging over our sun’s southeastern limb.

This disappearance depressed the average weekly sunspot number, which went from 17.4 last week to 10.3 this week, ending on ...

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The K7RA Solar Update

ARRL

Well-Known Member

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