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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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09/30/2011 | The K7RA Solar Update
Our Sun has been very active this past week, with the average solar flux rising nearly 12 points to 155.5, while the average daily sunspot numbers dropped nearly 41 points to 96.1. This implies fewer, but more intense, sunspots. Sunspot numbers for Septem
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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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