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    12/03/2010 | The K7RA Solar Update

    The average daily sunspot numbers for the week of November 25-December 1 increased only slightly from the previous seven days: 1.3 points to 25.9. Sunspot numbers for November 25-December 1 were 22, 23, 22, 34, 31, 24 and 25, with a mean of 25.9. The 10.7
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    11/12/2010 | The K7RA Solar Update

    Both the average daily sunspot numbers and solar flux increased over the past week, with sunspot numbers up 7.4 points to 33.1, and solar flux up 2.1 points to 84.2. Four new sunspot groups have appeared since November 4. For some reason, NOAA is currentl
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    11/04/2010 | Cuba Activates Emergency Nets for Tropical Storm Tomas

    As Tropical Storm Tomas moves toward the eastern part of Cuba, the FederaciĆ³n de Radioaficionados de Cuba (FRC) has now activated HF emergency nets on 7.045 MHz (during the day or until propagation makes it possible), 7.045 MHz (during the night or when p
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    09/18/2010 | Please Keep 7.065 MHz Open for Tropical Storm Karl Communications

    At 7:00 PM (CDT) on Friday, September 17, the center of Tropical Storm Karl is moving toward the interior of Central Mexico, currently heading in a west-northwest direction at 9 MPH. Forecasters at the National Hurricane Center are predicting that the sto
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  • Sunspot060310

    06/04/2010 | The K7RA Solar Update

    The average daily sunspot numbers were up nine points to 25.3 for this week, compared to the May 20-26 period; the average daily planetary A index rose nearly 10 points to 14.3, and this rise in geomagnetic instability came with the increase in solar acti
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