[SADXA] Fwd: Solar Flare Frenzy and CME

n7wbjohn n7wbjohn at gmail.com
Sun May 23 22:20:34 EDT 2021


Dang Darrel- that is pretty neat thanks for linking - de john n7wb

On Sun, May 23, 2021 at 6:29 PM Darrel <demerson2718 at gmail.com> wrote:

> One of my favorite web sites is
> http://www.phys.unm.edu/~lwa/lwatv.html
> It's a real-time map of  the entire radio sky at 38 MHz, from the "Long
> wavelength array"  (LWA) radio telescope in New Mexico.  The telescope
> consists of 256 dipoles spread out over more than 100 meters, giving a
> radio beamwidth of just a couple of degrees.
>
> They make a movie of the previous 24 hours of observations, speeded up a
> hundred or more times.  This movie:
> http://lwalab.phys.unm.edu/lwatv/59357.mov
> shows yesterday's observations.  It shows the Galactic plane (i.e. the
> Milky Way) as well as the  Sun just before sunset.  Usually the sun is
> relatively weak at this frequency and barely visible on the plot, but in
> the first couple of minutes of this movie, as the Sun is setting it
> shows the Sun flaring up and sometimes dominating the entire sky
> emission, occasionally overloading the radio telescope.
>
>      Cheers,
>                 Darrel, aa7fv.
>
> On 5/23/2021 11:03 AM, Jim KF7E wrote:
> > Alan et al:
> >
> >     There is a great site that puts these active events'
> > characteristics along a common time line with other observables:
> >
> > https://www.lmsal.com/solarsoft/latest_events/
> > <https://www.lmsal.com/solarsoft/latest_events/>
> >
> >     And together with this site covering the magnetic field
> > disruptions (magnitude and axia) pretty much let you see real time
> > what is making the propagation come and go.
> >
> > http://www2.irf.se//Observatory/?link=Magnetometers
> > <http://www2.irf.se//Observatory/?link=Magnetometers>
> >
> >     I usually have at least one of these running in the background.
> >
> > Jim
> >
> >
> >
> > On 23-May-21 10:25, Alan Komenski wrote:
> >> Interesting action on the sun.  No wonder we had great conditions on
> >> 20m last evening.
> >>
> >> Sent from my iPhone
> >>
> >> Begin forwarded message:
> >>
> >>> From: "SpaceWeather.com" <swlist at spaceweather.com>
> >>> Date: May 23, 2021 at 10:18:39 AM MST
> >>> To: AKOMENSKI at comcast.net
> >>> Subject: Solar Flare Frenzy and CME
> >>> Reply-To: "SpaceWeather.com" <swlist at spaceweather.com>
> >>>
> >>> 
> >>>
> >>> Space Weather News for May 23, 2021
> >>> https://spaceweather.com
> >>> https://www.spaceweatheralerts.com
> >>>
> >>> SOLAR FLARE FRENZY: Yesterday, the sun produced a sequence of solar
> >>> flares unlike anything we've seen in years. Earth-orbiting
> >>> satellites detected a dozen explosions in the magnetic canopy of
> >>> sunspot AR2824. One of them emitted a radio burst so strong, it
> >>> drowned out static from lightning storms on Earth and was recorded
> >>> at midnight by listening stations in the Arctic. NOAA forecast
> >>> models suggest that a CME might hit Earth's magnetic field on May
> >>> 26th. Full story @ Spaceweather.com.
> >>>
> >>> Instant Solar Flare Alerts: Would you like a text message while
> >>> solar flares are underway? Sign up for Space Weather Alerts and
> >>> never miss another eruption.
> >>>   Above: Jozef Cukas of Frauenfeld, Switzerland, caught sunspot
> >>> AR2824 hurling material into space during the solar flare frenzy of
> >>> May 22nd.
> >>>     Share
> >>>     Tweet
> >>>     Forward
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