The K7RA Solar Update

There was another decline in sunspot activity this week, but based on activity over the past few days, combined with the projected solar flux values, it is making a steady recovery. The sunspot numbers for October 4-10 were 56, 55, 39, 37, 41, 63 and 71, with a mean of 51.7. The 10.7 cm flux was 109.5, 106.2, 98.8, 98.1, 103.4, 106.2 and 112, with a mean of 104.9. The estimated planetary A indi…

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