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07/29/2011 | The K7RA Solar Update
Sunspot activity dipped over this past week, but now it on its way back up. On July 20, five sunspot groups were visible, but on July 21, only groups 1251, 1254 and 1259 remained. On July 24, new sunspot group 1260 appeared, and the next day, 1251 disappe
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07/20/2011 | Newly Licensed Hams Help with Search for Missing California Man
After Derrick Rush -- a 28 year old state corrections officer from Arroyo Grande, California – disappeared on July 9, several state agencies and volunteers began searching for him. According to reports, Rush vanished when he fell off his inner tube in the
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07/01/2011 | The K7RA Solar Update
The predicted Field Day geomagnetic storm never appeared, although conditions were unsettled leading up to last weekend. The average daily sunspot numbers for the week were down 13 points compared to the previous week, while the average daily solar flux w
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06/29/2011 | There’s Still More to Do for ARRL Field Day!
The radios, antennas and the food might be put away after ARRL Field Day 2011, but there is still plenty of work to do to close the books on this annual operating extravaganza. According to ARRL Field Day Manager Dan Henderson, N1ND, the fun may be over,
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06/17/2011 | The K7RA Solar Update
The average daily sunspot numbers for the past week declined by more than half, nearly 52 points to 35.1, when compared to the previous week. Sunspot numbers for June 9-15 were 46, 35, 37, 16, 16, 48 and 48, with a mean of 35.1. The 10.7 cm flux was 87.5,
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06/10/2011 | The K7RA Solar Update
Although higher early in the reporting week, the average daily sunspot numbers declined more than 4 points to 85.7, while the average of daily solar flux numbers were down 1.5 points to 101.6 when compared to the previous week, May 26-June 1. Sunspot numb
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05/27/2011 | The K7RA Solar Update
Our Sun was certainly quieter this week. The average daily sunspot numbers were down nearly 17 points to 51.6, while the average daily solar flux declined nearly 9 points to 83.2. Sunspot numbers for May 19-25 were 36, 33, 44, 47, 37, 23 and 23, with a me
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05/13/2011 | The K7RA Solar Update
As reported in The ARRL Letter on Wednesday, six sunspot groups were visible, but that number shrunk to two on Thursday. Daily sunspot numbers declined from 84 to 29 over those two days as well, but the average sunspot number for the reporting week (Thurs
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