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<h1>Radio amateurs receive Rosetta signals</h1>
<p><strong>James Miller G3RUH</strong> reports reception of the Rosetta spacecraft signal at a distance of 805 million km from Earth using the 20 metre dish at the Bochum amateur radio facility </p>
<p><img src="https://fbcdn-sphotos-c-a.akamaihd.net/hphotos-ak-ash3/t1/1604745_692848447405344_1305305785_n.jpg" width="610" height="248"><br><br>On the <a href="http://www.amsat.org/amsat-new/tools/maillist/" target="_blank">AMSAT Bulletin Board</a> (AMSAT-BB) <a href="http://www.jrmiller.demon.co.uk/" target="_blank">James Miller G3RUH</a> writes: <br>
<br><em>Just a quick note about Rosetta X-band. I checked it this morning from Bochum.<br><br>2014 Jan 21 [Tue] 0934 utc<br>AZ 172°<br>El 11°<br>R 805 Million km<br>CNR 25.5 dB(Hz)<br>QRG 8421.786900 MHz at the spacecraft<br>
<br>Rosetta is about 14 dB weaker than Stereo A/B.<br><br>The system at Bochum has a G/T approx 40 dB(1/K).</em><br><br>Bertrand Pinel F5PL, located near Castelnaudary, France, 65km from Toulouse, successfully tracked Rosetta on January 21, 2014 at 10:00 UT, using a 3.5m dish antenna, see <br>
<a href="http://blogs.esa.int/rosetta/2014/01/22/radio-amateur-diy-rosetta-tracking/" target="_blank">http://blogs.esa.int/rosetta/2014/01/22/radio-amateur-diy-rosetta-tracking/</a><br><br>ESA Rosetta Blog<br><a href="http://blogs.esa.int/rosetta/" target="_blank">http://blogs.esa.int/rosetta/</a><br>
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