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The K7RA Solar Update

A

ARRL

Well-Known Member
Nov 15, 2008
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New sunspot groups appeared on February 17, 19, 20 and 21, but solar activity declined, even though sunspots were seen covering the sun every day.

Average daily sunspot number declined 21 points from 75.3 last week to 54.3 in the current reporting week, February 17-23. Average daily solar flux was down nearly 15 points from 110.1 to 95.4. On Thursday, February 24 the decline in sunspot numbers c...

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