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  • latest102612

    10/26/2012 | The K7RA Solar Update

    Good conditions should prevail for the CQ World Wide SSB DX Contest this weekend. A chance for solar flares has greatly diminished in the past few days, and the latest forecast has the planetary A index at a steady and quiet 5 for this weekend and beyond,
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  • latest101812

    10/19/2012 | The K7RA Solar Update

    Sunspot activity rose this week, with the average daily sunspot numbers up more than 45 points to 97, while the average daily solar flux rose more than 24 points to 129.2.
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  • latest101212

    10/12/2012 | The K7RA Solar Update

    There was another decline in sunspot activity this week, but based on activity over the past few days, combined with the projected solar flux values, it is making a steady recovery.
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  • latest100412

    10/05/2012 | The K7RA Solar Update

    A coronal mass ejection (CME) hit the Earth on September 30, triggering a jump in geomagnetic indices. The planetary A index on October 1 was 31, and the K index jumped to 7, making aurora visible across the northern tier of the United States.
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  • latest092012

    09/21/2012 | The K7RA Solar Update

    The average daily sunspot numbers dropped this week, from 83.1 to 56, while the average daily solar flux declined from 118.9 to 101.4. Sunspot numbers for September 13-19 were 44, 44, 53, 77, 51, 61 and 62, with a mean of 56.
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  • latest091412.jpg

    09/14/2012 | The K7RA Solar Update

    Solar activity retreated this week, with the average daily sunspot numbers off nearly 46 points -- about 35 percent -- to 83.1, while the average daily solar flux declined 18 points to 118.9.
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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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  • latest082412.jpg

    08/24/2012 | The K7RA Solar Update

    Weak solar activity continues: The average daily sunspot numbers for the seven days of August 16-22 were down 23 points -- 30 percent -- to 54.6, while the average daily solar flux dropped a little over 16 percent -- 18.7 points -- to 96.
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