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  • Solar Disk-2015-05-14.gif

    05/15/2015 | The K7RA Solar Update

    This week our quiet sun came alive, and the visible solar disc now is crowded with sunspots.
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  • Solar Flare

    09/12/2014 | The K7RA Solar Update

    Expect highly disturbed conditions for the next several days
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  • latest031513.jpg

    03/15/2013 | The K7RA Solar Update

    Solar indicators were mixed this week, with the average daily sunspot number down 8.4 points to 84.9, while the average daily solar flux rose 5.9 points to 118.5. Geomagnetic indices were much quieter, with the average planetary A index down 4.7 points to
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  • latest022113

    02/22/2013 | The K7RA Solar Update

    There was a modest rise in the average daily sunspot numbers over the past seven days, rising 27 points to 78.3, while the average daily solar flux was up marginally, only 1.6 points to 105.6.
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  • latest092911

    09/30/2011 | The K7RA Solar Update

    Our Sun has been very active this past week, with the average solar flux rising nearly 12 points to 155.5, while the average daily sunspot numbers dropped nearly 41 points to 96.1. This implies fewer, but more intense, sunspots. Sunspot numbers for Septem
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  • sunspot031110

    03/12/2010 | The K7RA Solar Update

    We experienced a bit of a scare this week when four days went by without sunspots. That's right -- for the first time in three months, we saw more than a single day with a sunspot number of 0, and that last period was back during November 23-December 8.
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