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The K7RA Solar Update

Thread starter ARRL
Start date Apr 26, 2019

ARRL

Well-Known Member

Apr 26, 2019

Following a good two-week run, sunspots disappeared after April 20. The average daily sunspot numbers for the recent reporting week were 8.1, down from 14 reported in last week’s bulletin, and average daily solar flux was 70.6, down from 76.4. Daily planetary and mid-latitude A index were nearly the same this week, with the average planetary A index at 4.7 and middle latitude A index at 4.6.

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The K7RA Solar Update

ARRL

Well-Known Member

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