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02/12/2016 | The K7RA Solar Update
A significant increase in sunspot numbers
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04/10/2015 | The K7RA Solar Update
Solar activity continues to weaken
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06/27/2014 | The K7RA Solar Update
Conditions for Field Day will be best below 10 meters
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06/21/2013 | The K7RA Solar Update
The K7RA Solar Update
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12/24/2010 | The K7RA Solar Update
Sunspots disappeared this week. Five days with no spots is the longest since May 9-19, 2010, when we saw 11 days in a row in which the Sun was spotless. Since then, there has only been the occasional day or two which was spot-free. April 2010 saw 13 conse
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07/02/2010 | The K7RA Solar Update
Most stations reported not-so-great conditions for ARRL Field Day last weekend, but there were sporadic-E openings on 6 and 10 meters. Geomagnetic conditions were a bit rough, with the Planetary A index in double digits for both days, June 26-27. Conditio
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06/11/2010 | The K7RA Solar Update
With calmer solar activity, geomagnetic conditions were stable this week. The average daily sunspot numbers were down 7.6 points to 17.7, and the average daily solar flux dropped two points to 71. The average planetary A index declined 6.4 points to 7.9,
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