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ARRL –
We just saw 15 straight days with visible sunspots, but it ended on Wednesday, August 29 with a sunspot number of zero. There were also no sunspots seen on Thursday, the following day.
According to Spaceweather.com, in 2018 so far, we’ve seen 134 days (55 percent) with no sunspots. For all last year, in 2017 there were 104 days (28 percent overall) with no sunspots. During the last solar minimum…
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