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  • sunspot032510

    03/26/2010 | The K7RA Solar Update

    New sunspot group 1057 appeared on March 23; by March 24, it was 38 times its original size. It covered 10 one-millionths of the solar hemisphere on Tuesday, and on Wednesday, it grew to 380 one-millionths. On Thursday, new sunspot group 1058 appeared, an
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  • 10/09/2009 | The K7RA Solar Update

    Sweet memories of that 11-day run of sunspots ending on the second day of this month will eventually fade. So far, the number of spotless days is seven -- or perhaps eight by later today -- with the last sunspot seen on October 1. A peek at the latest STE
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