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12/11/2015 | The K7RA Solar Update

Quiet to unsettled conditions
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02/06/2015 | The K7RA Solar Update

Disturbed conditions possible in the week ahead
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08/31/2012 | The K7RA Solar Update

Although solar activity is quite low, there was an increase in sunspot numbers and in the solar flux over the past week. The average daily sunspot numbers were up nearly 20 points -- about 36 percent -- to 74.1, while the average daily solar flux increase
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12/10/2010 | The K7RA Solar Update

The average daily sunspot numbers for the week were up more than nine points to 35, and average solar flux rose more than six points to 87.3. These differences compare the dates of December 2-8 with the previous seven days. The average planetary A index d
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08/20/2010 | The K7RA Solar Update

Thanks so much to Tomas Hood, NW7US, who wrote last week’s bulletin while K7RA was in California at dance camp. Tomas writes the weekly propagation column for CQ magazine, and he has an excellent Web site devoted to propagation. Tomas mentioned that the A
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