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The K7RA Solar Update

Thread starter ARRL
Start date Jul 5, 2013

ARRL

Well-Known Member

Jul 5, 2013

This week solar activity fell and then rose again, with average daily sunspot numbers down 23.6 points to 86.1. Average daily solar flux fell from 122 to 107.2. The solar flux on Thursday, July 4 rose to 137.7, the highest since May 16, fifty days earlier.

There was an active geomagnetic day on Saturday, June 29 when planetary A index was 51, high latitude college A index was 73, and mid-latitud...

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The K7RA Solar Update

ARRL

Well-Known Member

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