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  • Solar Disk-2016-03-24.jpg

    03/25/2016 | The K7RA Solar Update

    All of the indicators we track were lower over the past week (March 17-23), compared to the previous 7 days.
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  • Solar Flare

    01/15/2016 | The K7RA Solar Update

    Average daily sunspot numbers and solar flux have been increasing lately.
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  • latest120910.jpg

    12/10/2010 | The K7RA Solar Update

    The average daily sunspot numbers for the week were up more than nine points to 35, and average solar flux rose more than six points to 87.3. These differences compare the dates of December 2-8 with the previous seven days. The average planetary A index d
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