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  • solar flare

    07/11/2014 | The K7RA Solar Update

    Solar activity appears to have strengthened somewhat
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  • Solar Flare

    06/06/2014 | The K7RA Solar Update

    Substantially weakened solar activity dominates the forecast
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  • Solar Flare

    10/25/2013 | The K7RA Solar Update

    Does the recent increase in activity foretell a second peak in the cycle?
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  • Solar Flare

    10/04/2013 | The K7RA Solar Update

    Solar activity weakens, although geomagnetic activity is up
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  • latest030112

    03/02/2012 | The K7RA Solar Update

    The average daily sunspot number this week was down 12 points from the previous week, and the solar flux was about the same. Sunspot numbers for February 23-29 were 52, 47, 47, 58, 45, 35 and 22, with a mean of 43.7. The 10.7 cm flux was 103.3, 108.9, 108
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  • latest033111.jpg

    04/01/2011 | The K7RA Solar Update

    The activity we could see recently on our Sun’s far side -- thanks to the STEREO mission -- has been rotating into view, producing some nice sunspot activity and the resulting improved upper-HF propagation. Compared to the previous week (March 17-23), the
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  • latest031011.jpg

    03/11/2011 | The K7RA Solar Update

    Solar Cycle 24 continued its upward trend this week. The average daily sunspot number was more than double the value of the week before, rising from 50.9 to 114, while the average daily solar flux rose 44 percent, from 96.8 to 139.4. All this week through
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