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  • the10meterthing.JPG

    09/29/2011 | Attention Techs: 10 Meters Is Hot!

    With solar flux numbers not seen since 2004, the higher HF bands have seen a surge in activity. The solar flux has been at least 100 since August 20. On September 10, it reached 116, rising to 121 the next day. It climbed steadily, reaching a peak of 190
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  • latest060911

    06/10/2011 | The K7RA Solar Update

    Although higher early in the reporting week, the average daily sunspot numbers declined more than 4 points to 85.7, while the average of daily solar flux numbers were down 1.5 points to 101.6 when compared to the previous week, May 26-June 1. Sunspot numb
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  • latest030411

    03/05/2011 | The K7RA Solar Update

    Solar activity is rising again, but the average sunspot numbers and solar flux are down, compared with last week. This week, the average daily sunspot number declined more than 14 points to 50.9, and the average daily solar flux was off 7 points to 96.8.
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  • latest100710.jpg

    10/08/2010 | The K7RA Solar Update

    Solar activity quieted down over the past week. There were no sunspots on Wednesday and Thursday -- October 6-7 -- and the average daily sunspot number declined nearly 18 points to 27.6, compared to the previous week. The average daily solar flux values w
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  • Sunspot040810

    04/09/2010 | The K7RA Solar Update

    A strong geomagnetic storm on Monday and Tuesday -- April 5-6 -- was the biggest since 2006, at least in terms of high planetary A index. On those days, the mid-latitude A index was 28 and 22 and the planetary A index was 49 and 46. This was caused by a m
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