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  • solar flare

    07/18/2014 | The K7RA Solar Update

    Solar activity is suddenly weakening
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  • latest083112

    08/31/2012 | The K7RA Solar Update

    Although solar activity is quite low, there was an increase in sunspot numbers and in the solar flux over the past week. The average daily sunspot numbers were up nearly 20 points -- about 36 percent -- to 74.1, while the average daily solar flux increase
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