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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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08/10/2012 | The K7RA Solar Update
The average daily sunspot numbers rose more than 20 points this week -- about 20 percent -- to 119.4, while the average daily solar flux was up 3 points to 134.7. Sunspot numbers for August 2-8 were 126, 160, 140, 107, 108, 96 and 99, with a mean of 119.4
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08/03/2012 | The K7RA Solar Update
The average daily sunspot numbers this week were up more than 47 points to 99.3, while the average daily solar flux rose nearly 35 points to 131.7.
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07/27/2012 | The K7RA Solar Update
There are new sunspot groups coming over our Sun’s eastern horizon, but this week has been a quiet one, both in terms of sunspot and geomagnetic activity. The average daily sunspot numbers declined by 50 percent -- from 104.7 to 52.1 -- while the average
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07/21/2012 | The K7RA Solar Update
In last week’s Solar Update, we reported a blast of energy from a solar flare headed our way, predicted to arrive on Saturday, July 14. The CME hit at 1800 UTC, and it had a huge effect on propagation and geomagnetic indices.
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07/13/2012 | The K7RA Solar Update
Solar activity rose moderately this week, with the average daily sunspot numbers up nearly 3 points to 120.9, and the average daily solar flux rising more than 28 points to 166.8. There was quite a bit of geomagnetic activity -- the most happening on July
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06/22/2012 | The K7RA Solar Update
Sunspot numbers seemed to be in a free-fall this week: The average daily sunspot numbers declined more than 29 points to 87, while the average daily solar flux fell 6.2 points to 126.2.
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06/15/2012 | The K7RA Solar Update
Solar activity was lower this week, although for the past few days, both the sunspot numbers and solar flux were rising. The average daily sunspot numbers declined more than 14.3 points to 116.1, while the average daily solar flux was off by 14.5 points t
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