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04/05/2013 | The K7RA Solar Update
Solar activity increased over this past week, with the average daily sunspot numbers up 32 points to 81.6, while the average daily solar flux increased more than 16 points to 113.4. The geomagnetic field was active on March 29 due to solar wind.
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01/18/2013 | The K7RA Solar Update
Solar activity pulled back over the past week, following a stellar performance in the week prior. The average daily sunspot numbers were down 34.3 points to 129, but the average daily solar flux actually rose 9.7 points to 157.4.
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10/19/2012 | The K7RA Solar Update
Sunspot activity rose this week, with the average daily sunspot numbers up more than 45 points to 97, while the average daily solar flux rose more than 24 points to 129.2.
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10/12/2012 | The K7RA Solar Update
There was another decline in sunspot activity this week, but based on activity over the past few days, combined with the projected solar flux values, it is making a steady recovery.
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06/08/2012 | The K7RA Solar Update
The average daily sunspot numbers increased about 60 percent during the past week (May 31-June 6), when compared to the previous seven days (May 24-30). The increase was 48.5 points, from 81.9 to 130.4. The average daily solar flux was also up: 18.6 point
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04/23/2011 | The K7RA Solar Update
Both the average daily sunspot numbers and solar flux were both higher for the week: Sunspot numbers up more than 3 points to 93.1 and the solar flux up by 8 points to 117.2. Geomagnetic activity was a bit lower -- with April 20 the most active day -- aft
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02/25/2011 | The K7RA Solar Update
The average solar flux was nearly unchanged this week, up just 0.3 point to 103.8, while the average daily sunspot number was down 4.9 points to 65. Sunspot groups 1161 and 1162 -- which brought so much activity last week -- have now rotated across our Su
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08/05/2010 | Active Sun Puts on Display for Earth
It was quite a busy weekend for our Sun. During the late hours of Friday, July 30, a magnificent coronal mass ejection (CME) billowed away from the eastern limb of the Sun; the source of the blast was apparently sunspot 1092. On Sunday, August 1 at approx
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