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    09/23/2011 | The K7RA Solar Update

    Compared to the uneventful past few years, sunspot activity was truly remarkable this week. The daily sunspot number for September 16 was 173. We haven't see numbers like this in more than six years, when the sunspot number was 181, way back on July 5, 20
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    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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    08/31/2011 | Have Some Fun in the ARRL September VHF QSO Party

    September is here, and that means the VHF bands have been getting a workout. “If you’ve never experienced the fun of VHF+ operating, the ARRL September VHF QSO Party, the weekend of September 10 is a great place to start,” said ARRL Contest Branch Manager
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    08/05/2011 | The K7RA Solar Update

    Solar activity markedly increased this week, with the sunspot number rising to 130 on Monday, August 1 -- the highest since a reading of 131 on April 14, 2011. The average daily sunspot numbers more than doubled this week compared to last, rising nearly 5
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    06/24/2011 | The K7RA Solar Update

    Over the past week -- June 16-22 -- the average daily sunspot number rose nearly 20 points to 55, while the average daily solar flux readings increased by nearly 9 points to 98.6. All geomagnetic indices declined slightly. These increases or decreases are
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    06/17/2011 | The K7RA Solar Update

    The average daily sunspot numbers for the past week declined by more than half, nearly 52 points to 35.1, when compared to the previous week. Sunspot numbers for June 9-15 were 46, 35, 37, 16, 16, 48 and 48, with a mean of 35.1. The 10.7 cm flux was 87.5,
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    06/03/2011 | The K7RA Solar Update

    Sunspot activity is up sharply this week, with the average daily sunspot number increasing more than 55 points to 89.9, while the average solar flux rose nearly 20 points to 103.1. Sunspot numbers for May 26-June 1 were 40, 65, 91, 89, 105, 132 and 107, w
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    05/27/2011 | The K7RA Solar Update

    Our Sun was certainly quieter this week. The average daily sunspot numbers were down nearly 17 points to 51.6, while the average daily solar flux declined nearly 9 points to 83.2. Sunspot numbers for May 19-25 were 36, 33, 44, 47, 37, 23 and 23, with a me
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