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01/04/2013 | The K7RA Solar Update
The New Year brings dreams of solar cycles of old, so distant now, sweetly remembered for their profusion of sunspots. We hear many times from operators who became licensed as teenagers at the peak of Solar Cycle 19, in the late 1950s, when a few watts an
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12/14/2012 | The K7RA Solar Update
The average daily sunspot numbers fell 13.5 points this week, from 61.1 to 47.6, while the average daily solar flux was about the same this week as last, rising 1.1 points to 102.7.
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12/07/2012 | The K7RA Solar Update
Solar activity declined again this week, with the average daily sunspot numbers dropping 17.8 points, from 78.9 to 61.1, while the average daily solar flux declined 19.4 points, from 121 to 101.6.
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11/16/2012 | The K7RA Solar Update
There has been an exciting and dramatic rise in sunspot activity this week. The daily sunspot number was 188 on Monday, November 12 -- higher than it has been in more than a year.
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07/06/2012 | The K7RA Solar Update
Solar activity jumped way up this week, with the average daily sunspot numbers increasing by nearly 92 points to 118.1, while the average daily solar flux rose to 138.5 from 92.8 the week before.
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08/26/2011 | The K7RA Solar Update
Solar activity rose this week, with the average daily sunspot number rising more than 40 points to 66 points, while the average daily solar flux rose more than 13 points to 101.9. Sunspot numbers for August 18-24 were 53, 46, 59, 66, 82, 81 and 75, with a
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07/22/2011 | The K7RA Solar Update
The average daily sunspot numbers for the week rose nearly 27 points to 92.4, while the average daily solar flux increased more than 9 points to 98.2. Sunspot numbers for July 14-20 were 79, 90, 75, 101, 127, 96 and 79, with a mean of 92.4. The 10.7 cm fl
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04/29/2011 | The K7RA Solar Update
Geomagnetic conditions are quiet this week, but they may become slightly unsettled over this weekend. The average daily sunspot numbers were down more than 18 points to 74.9, while the average daily solar flux was off less than 4 points to 113.4. Sunspot
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