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06/08/2012 | The K7RA Solar Update
The average daily sunspot numbers increased about 60 percent during the past week (May 31-June 6), when compared to the previous seven days (May 24-30). The increase was 48.5 points, from 81.9 to 130.4. The average daily solar flux was also up: 18.6 point
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02/25/2011 | The K7RA Solar Update
The average solar flux was nearly unchanged this week, up just 0.3 point to 103.8, while the average daily sunspot number was down 4.9 points to 65. Sunspot groups 1161 and 1162 -- which brought so much activity last week -- have now rotated across our Su
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12/19/2009 | The K7RA Solar Update
Sunspot activity continued this week; new group 1035 emerged December 14, following group 1034 that appeared December 9. Daily sunspot numbers since December 9 through December 17 have been 13, 13, 13, 12, 14, 28, 38, 30 and 24. Solar flux values have bee
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07/02/2009 | The K7RA Solar Update
It was a perfect Field Day weekend from where I stood. The weather was warm, skies clear, the space weather was calm and there was enough propagation to make a domestic contest interesting. I had no plans, so on Saturday I went to the ARRL Field Day Stati
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