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    09/14/2012 | The K7RA Solar Update

    Solar activity retreated this week, with the average daily sunspot numbers off nearly 46 points -- about 35 percent -- to 83.1, while the average daily solar flux declined 18 points to 118.9.
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  • 09/04/2009 | The K7RA Solar Update

    This week we saw another one of those fast-disappearing sunspots -- it lasted just two days, over the last day of August and the first of September. No other sunspots were observed during the month of August. Sunspot numbers for August 27-September 2 were
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  • 04/11/2008 | The K7RA Solar Update

    As of Thursday, April 10, there have been no sunspots for seven days. We may see sunspots return around April 21-28. This is based on recent activity rotating out of view around the Sun and (we hope) reappearing later this month.
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