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The K7RA Solar Update

Discussion in 'ARRL Updates' started by ARRL, Mar 17, 2012.

  1. ARRL

    ARRL
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    The average daily sunspot numbers over the past reporting week (March 8-14) were 88.3, a rise of nearly 19 points; the average daily solar flux rose more than 12 points to 134.2. Sunspot numbers for March 8-14 were 86, 96, 89, 103, 89, 80 and 75, with a mean of 88.3. The 10.7 cm flux was 139.5, 145.5, 148.9, 131.2, 114.9, 140.7 and 118.8, with a mean of 134.2. The estimated planetary A indices ...







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