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12/02/2013 | The K7RA Solar Update

A post-Thanksgiving summary
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06/28/2013 | The K7RA Solar Update

Unsettled geomagnetic conditions may be in the forecast for July.
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02/04/2011 | The K7RA Solar Update

The past week had one 0 sunspot day -- Thursday, January 27. Even though the activity came right back, the average daily sunspot number for the week fell more than 12 points to 20.1, and the average daily solar flux declined 2.7 points to 80.8. After the
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10/01/2010 | The K7RA Solar Update

HF radio conditions were good over this past week, with the average daily sunspot numbers up more than 5 points to 45.3, and the average solar flux rising 1.5 points to 84.4. On Wednesday, September 29, the solar flux was 90.7; the last time flux values w
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04/02/2010 | The K7RA Solar Update

Even though this bulletin may arrive a little early (due to the Good Friday holiday on April 2), jokesters are still too late for sneaking any First of April pranks into this bulletin. No matter when you read it, this bulletin is dated April 2 for good re
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03/05/2010 | The K7RA Solar Update

Two new sunspot groups appeared on March 1, numbered 1052 and 1053. The total number of sunspot groups appearing over the last month is 11. Looking at our 3-month moving average of daily sunspot numbers, the latest for December-January-February is 22.4, f
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