[GCARC] Solar Storm this week?
Jim Wright
jim.n2gxj at gmail.com
Tue Jul 30 12:36:36 EDT 2019
Hi Herb,
that's a bit of a sensational headline.
For a regular update from a reputable source on all things space weather
related, I suggest http://www.spaceweather.com/
Nice site, updated daily.
Here's what they say. No predictions of "chaos" from them, sorry.
HOLES IN THE SUN'S ATMOSPHERE: Earth is about to be strobed by three
streams of solar wind--each flowing from a hole the sun's atmosphere.
NASA's Solar Dynamics Observatory photographed the gaseous spigots on July
29th: <see photo at the web link address >
These are "coronal holes"--places where the sun's magnetic field peels back
and allows solar wind to escape. Coronal holes look dark in extreme
ultraviolet images of the sun because glowing-hot plasma normally contained
there is missing.
The first of the streams is expected to arrive on Aug 1st, followed by two
more in rapid succession on Aug. 4th. Polar geomagnetic unrest and possibly
some minor magnetic storms are possible on those dates. High-latitude sky
watchers should be alert for auroras, especially in the southern hemisphere
where winter darkness favors visibility.
On Tue, Jul 30, 2019 at 9:09 AM Herb Dyer <hdyer6161 at gmail.com> wrote:
> Anyone aware of this? The sun is going to wake up this week.
>
>
> https://www.express.co.uk/news/science/1158156/weather-forecast-solar-storm-2019-space-city-news-northern-lights/amp?fbclid=IwAR38j5fcPtKVPboGlDRb6kBjxypH-nrpnzzeUGKHLYjnGC_4QZHOHKIB5kk
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