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  • latest112612

    11/26/2012 | The K7RA Solar Update

    In November 16 edition of the Solar Update, we reported that the average daily sunspot number on November 8-14 was 104.9. In the next seven day reporting period -- November 15-21 -- the average was 126.9, making for a nice increase; with solar flux, the a
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  • latest111612

    11/16/2012 | The K7RA Solar Update

    There has been an exciting and dramatic rise in sunspot activity this week. The daily sunspot number was 188 on Monday, November 12 -- higher than it has been in more than a year.
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  • latest110812

    11/09/2012 | The K7RA Solar Update

    Solar activity retreated again this week, with the average daily sunspot numbers declining 8.7 points to 49.7, while the average daily solar flux was down nearly 20 points to 97.2.
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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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  • latest092812.jpg

    09/28/2012 | The K7RA Solar Update

    The average daily sunspot numbers rose this week from 56 to 81.3, while the average daily solar flux increased from 101.4 to 129.7.
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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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