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12/30/2012 | The K7RA Solar Update
The average daily solar flux was down this week about 4 points to 113.4, while the average daily sunspot numbers were down 6.7 points to 65.4. The geomagnetic indices were very low and stable, which should please 160 meter operators who are also enjoying
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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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10/05/2012 | The K7RA Solar Update
A coronal mass ejection (CME) hit the Earth on September 30, triggering a jump in geomagnetic indices. The planetary A index on October 1 was 31, and the K index jumped to 7, making aurora visible across the northern tier of the United States.
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09/14/2012 | The K7RA Solar Update
Solar activity retreated this week, with the average daily sunspot numbers off nearly 46 points -- about 35 percent -- to 83.1, while the average daily solar flux declined 18 points to 118.9.
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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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08/24/2012 | The K7RA Solar Update
Weak solar activity continues: The average daily sunspot numbers for the seven days of August 16-22 were down 23 points -- 30 percent -- to 54.6, while the average daily solar flux dropped a little over 16 percent -- 18.7 points -- to 96.
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08/17/2012 | The K7RA Solar Update
There was a big drop in solar activity over the past week, with the average daily sunspot numbers declining nearly 42 points to 77.6, and the average daily solar flux down 20 points to 114.7.
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06/01/2012 | The K7RA Solar Update
The average daily sunspot numbers sank more than 28 points this week (nearly 26 percent) to 81.9, while the average daily solar flux declined more than 16 points to 111.6. This is for the seven days of May 24-30, and is compared to the previous seven days
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