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The K7RA Solar Update

A

ARRL

Well-Known Member
Nov 15, 2008
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The K7RA Solar Update


Tad Cook, K7RA, Seattle, reports:


Sunspots appeared every day of the past reporting week. Compared to the previous 7 days, the average daily sunspot number increased from 13.1 to 15. Average daily solar flux rose from 73.1 to 74.5. Geomagnetic indicators were up slightly, with average daily planetary A index rising from 2.7 to 5, and middle latitude A index going from 1.9 to...

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  • @ BJ radionut:

    June VHF

    The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
    www.arrl.org www.arrl.org
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    +1
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