The Winter Solstice, the shortest day of the year in the Northern
Hemisphere occurred at 0327 UTC on December 22. It is the start of
summer in the Southern Hemisphere.
Solar activity increased over the last reporting week (December
14-20), with eleven new sunspot groups emerging.
One new sunspot group appeared on December 15, four more on the
following day, another on December 17, three more on Decem…
Read more – via American Radio Relay League | Ham Radio Association and Resources http://www.arrl.org/news/view/the-k7ra-solar-update-809
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