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  • Solar Flare

    12/02/2013 | The K7RA Solar Update

    A post-Thanksgiving summary
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  • latest112811

    11/28/2011 | The K7RA Solar Update

    Recently, I mentioned recently that some of the sunspot numbers released by NOAA didn’t seem right. I just got word from Mike Husler at NOAA that data posted recently -- like that record-breaking day when the sunspot number hit 220 -- was wrong. The corre
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