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  • solar flare

    05/09/2014 | The K7RA Solar Update

    Good HF propagation in the forecast for the week to come.
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  • Solar Flare

    04/25/2014 | The K7RA Solar Update

    Quiet conditions in the forecast
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  • solar flare

    04/04/2014 | The K7RA Solar Update

    The "second peak" continues!
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  • latest052512.jpg

    05/25/2012 | The K7RA Solar Update

    The average daily sunspot numbers declined seven points over the past week to 110.3, while the average daily solar flux dropped 3.3 points to 131. Sunspot numbers for May 17-23 were 114, 118, 110, 124, 120, 95 and 91, with a mean of 110.3. The 10.7 cm flu
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  • latest011912

    01/20/2012 | The K7RA Solar Update

    New sunspot groups appeared on every day over the past week. On January 12, new sunspot group 1396 appeared, and the next day two more -- 1397 and 1398 -- popped into view. On January 14, four new sunspot groups appeared: 1399, 1400, 1401 and 1402. Januar
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  • latest090811

    09/09/2011 | The K7RA Solar Update

    The solar indicators were up again this week, with the average daily sunspot numbers increasing nearly 21 points to 104.3, while the average daily solar flux rose nearly 12 points to 115.5. Geomagnetic numbers were up as well, with the most active geomagn
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  • FlareM9_171_zm.jpg

    08/09/2011 | Solar Explosions Could Impact Earth

    The National Oceanic and Atmospheric Administration (NOAA) is keeping an eye on a set of solar storms and explosions that could disrupt satellite, telecommunications and electric equipment here on Earth in the next few days. While activity had reportedly
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  • latest022411.jpg

    02/25/2011 | The K7RA Solar Update

    The average solar flux was nearly unchanged this week, up just 0.3 point to 103.8, while the average daily sunspot number was down 4.9 points to 65. Sunspot groups 1161 and 1162 -- which brought so much activity last week -- have now rotated across our Su
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