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05/11/2012 | The K7RA Solar Update
The average daily solar flux for the past week rose slightly, 116.2 to 119, but the average daily sunspot numbers declined more than 14 points (about 13 percent), to 92.6. Sunspot numbers for May 3-9 were 107, 101, 88, 104, 79, 90 and 79, with a mean of 9
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11/11/2011 | The K7RA Solar Update
Another sunspot number record for Solar Cycle 24 has been shattered: On Wednesday, November 9, the daily sunspot number reached 220, the highest it has been in more than eight years. The last time the sunspot number was higher than 220 was November 1, 200
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08/05/2011 | The K7RA Solar Update
Solar activity markedly increased this week, with the sunspot number rising to 130 on Monday, August 1 -- the highest since a reading of 131 on April 14, 2011. The average daily sunspot numbers more than doubled this week compared to last, rising nearly 5
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06/18/2010 | The K7RA Solar Update
The average daily sunspot numbers were up 2.5 points from last week, despite the fact that there were no sunspots at all this week on June 15-16. A new sunspot group 1082 emerged yesterday, June 17, and yielded a daily sunspot number of 14. A nice thing a
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