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The K7RA Solar Update

A

ARRL

Well-Known Member
Nov 15, 2008
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High solar activity continued this week, with average daily sunspot number changing from 208.1 to 208.9 and average daily solar flux from 193 to 207.3. Average daily planetary A index shifted from 6 to 14, and average middle latitude A index from 7.3 to 13.1.

The Penticton observatory in British Columbia reported a solar flux of 400.7 at noon on July 30, which we threw out due to obvious overl...

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