Tad Cook, K7RA, in Seattle, reports: The current stretch of spotless days is now over 3 weeks, according to Spaceweather.com. The continuing quiet seems eerie. For this past reporting week, Thursday through Wednesday, the average daily solar flux (10.7 GHz radiation recorded in Penticton, British Columbia, which roughly tracks with sunspot activity) was only 66. I couldn’t recall when the weekl...
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