Recent solar activity took a healthy jump this week, with the average daily sunspot number increasing nearly 48 points to 126.9, a positive change of 60 percent compared to the previous week. Average daily solar flux was up 16.4 points to 126.5.

The daily sunspot number rose to 148 on October 15, then 166 on October 17, the highest it’s been since May 15-17 when it was 186, 212 and 198.

Average …

American Radio Relay League | Ham Radio Association and Resources

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