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The K7RA Solar Update

Discussion in 'ARRL Updates' started by ARRL, Jul 12, 2019.

  1. ARRL

    ARRL Well-Known Member

    Joined:
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    Like June 24-27, July 7 had a new spot from cycle 25, according to the magnetic signature. This week’s brief appearance was last Sunday with a daily sunspot number of 12.



    Average daily solar flux declined marginally from 67.5 to 67.1.

    Predicted solar flux for the next 45 days is 67 on July 12 through August 25. That’s right, 67 on every day.

    Predicted planetary A index is 8 on July 12, 5 on July 1...

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