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#radiointerference

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Dr. John Barentine FRAS<p>A new SKA-Low study accepted for publication in A&amp;A finds that "some datasets have a detectable <a href="https://astrodon.social/tags/Starlink" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Starlink</span></a> <a href="https://astrodon.social/tags/satellite" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>satellite</span></a> in ~30% of all images acquired".</p><p><a href="https://arxiv.org/abs/2506.02831" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">arxiv.org/abs/2506.02831</span><span class="invisible"></span></a></p><p><a href="https://astrodon.social/tags/RadioAstronomy" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RadioAstronomy</span></a> <a href="https://astrodon.social/tags/Astronomy" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Astronomy</span></a> <a href="https://astrodon.social/tags/RadioInterference" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RadioInterference</span></a> <a href="https://astrodon.social/tags/RFI" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RFI</span></a></p>
DoomsdaysCW<p>Another <a href="https://kolektiva.social/tags/XFlare" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>XFlare</span></a> / Severe <a href="https://kolektiva.social/tags/GeomagneticStorm" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>GeomagneticStorm</span></a> Watch</p><p>via <a href="https://kolektiva.social/tags/SolarHam" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SolarHam</span></a></p><p>October 9, 2024 @ 15:50 UTC (UPDATED)</p><p>"A moderate (S2) to Strong (S3) radiation storm remains in progress following the energetic X-Flare produced by <a href="https://kolektiva.social/tags/AR3848" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>AR3848</span></a>.</p><p>"A severe (G4) geomagnetic storm watch was officially added beginning tomorrow when the fast moving CME associated with the flare event is expected to sweep past Earth. While there are no guarantees, a repeat of the geomagnetic storm and aurora event back in May could be on the horizon.</p><p>"Oh... and an impulsive X1.4 solar flare was observed around departing AR 3842 at 15:47 UTC (Oct 9)."</p><p>Source:<br><a href="https://solarham.com/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">solarham.com/</span><span class="invisible"></span></a></p><p><a href="https://kolektiva.social/tags/SolarCycle25" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SolarCycle25</span></a> <a href="https://kolektiva.social/tags/XClassFlares" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>XClassFlares</span></a> <a href="https://kolektiva.social/tags/Auroras" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Auroras</span></a> <a href="https://kolektiva.social/tags/RadioInterference" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RadioInterference</span></a> <a href="https://kolektiva.social/tags/CMEs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>CMEs</span></a> <a href="https://kolektiva.social/tags/SolarFlares" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SolarFlares</span></a> <a href="https://kolektiva.social/tags/SolarFlare" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SolarFlare</span></a></p>
ASTRON<p>🌌 <a href="https://mastodon.nl/tags/SpaceX" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SpaceX</span></a>'s 2nd gen Starlink satellites are leaking up to 32 times more unintended radio waves than the 1st gen, potentially blinding telescopes like LOFAR and jeopardizing our understanding of the Universe!</p><p><a href="https://www.astron.nl/starlink-satellites/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="">astron.nl/starlink-satellites/</span><span class="invisible"></span></a></p><p><a href="https://mastodon.nl/tags/Starlink" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Starlink</span></a> <a href="https://mastodon.nl/tags/RadioInterference" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RadioInterference</span></a></p>
TomKrajci 🇺🇦 🏳️‍🌈 🏳️‍⚧️<p><span class="h-card" translate="no"><a href="https://m.ai6yr.org/@ai6yr" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>ai6yr</span></a></span></p><p>A friend has a problem with EMI. Can anyone give him ideas to help troubleshoot?</p><p>It's an aircraft avionics issue in a glider cockpit. Everything is powered by battery.</p><p>He's not on Fedi/Mastodon.</p><p>His description is below.</p><p>Thanks in advance!</p><p>====================<br>I have 2 electrical devices that are causing interference with any nearby radio. Initially, I thought it was just my radio but it's any radio. So, I am no longer looking for an issue with my radio or antenna.</p><p>However, I did find a spectrum analyzer that can also generate a frequency simulating EMI (I think)</p><p>For testing purposes, I supplied each device with a separate battery.</p><p>I tried using foil around the 12v USB and variometer. Again, with no change. I also tried foil around the radio. </p><p>Not the best Faraday cage. </p><p>Usually, I get some sort of change. But not in this case</p><p><a href="https://universeodon.com/tags/EMI" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>EMI</span></a> <a href="https://universeodon.com/tags/RadioInterference" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RadioInterference</span></a> <a href="https://universeodon.com/tags/Troubleshooting" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Troubleshooting</span></a> <a href="https://universeodon.com/tags/RFinterference" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RFinterference</span></a> <a href="https://universeodon.com/tags/Avionics" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Avionics</span></a></p>
Dr. John Barentine FRAS<p>The American Astronomical Society Committee on <a href="https://astrodon.social/tags/LightPollution" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LightPollution</span></a>, <a href="https://astrodon.social/tags/RadioInterference" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RadioInterference</span></a> and <a href="https://astrodon.social/tags/SpaceDebris" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SpaceDebris</span></a> invites <a href="https://astrodon.social/tags/AAS241" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>AAS241</span></a> attendees to join our splinter session on "Space as an <a href="https://astrodon.social/tags/Environment" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Environment</span></a>" in Room 205 on Tues. 10th Jan. @ 2-3:30 PM.</p><p>Event description: <a href="https://submissions.mirasmart.com/AAS241/Itinerary/EventDetail.aspx?evt=119" rel="nofollow noopener" target="_blank"><span class="invisible">https://</span><span class="ellipsis">submissions.mirasmart.com/AAS2</span><span class="invisible">41/Itinerary/EventDetail.aspx?evt=119</span></a></p><p>This splinter session is for anyone interested in learning more about the night sky/environmental impacts of space activities.</p><p>If you're not attending <a href="https://astrodon.social/tags/AAS241" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>AAS241</span></a> in person but would like to listen in on the session, DM me.</p>
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