To add to this ...
*THE SOLAR MINIMUM SUPERSTORM OF 1903:* Don't let Solar Minimum fool you.
Superstorms are possible even during the "quiet" phase of the solar cycle.
A new study just published in the Astrophysical Journal Letters looks back
to October 1903. Solar activity was at a low point eerily similar to now
when one of the biggest storms in modern history erupted. Get the full
story at Spaceweather.com
<https://spaceweather.us11.list-manage.com/track/click?u=0c5fce34d5ca05f64a13d085d&id=ef4518f64d&e=7b45d19012>
.
73, Mike
W0BTU
On Fri, Jul 24, 2020, 1:30 PM <donovanf@erols.com> wrote:
> Daily variability of HF propagation ... especially during the four years
> closest to solar minimum ...
>
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