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<h1 id="firstHeading" class="firstHeading mw-first-heading">(528219) 2008 KV<sub>42</sub></h1>
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<table aria-label="Kenndaten des Asteroiden" class="wikitable infobox float-right ibtable" id="Vorlage_Infobox_Asteroid">

<tbody><tr>
<th colspan="2" class="ibheader"><a href="Asteroid" title="Asteroid">Asteroid</a><br>(528219) 2008 KV<sub>42</sub>
</th></tr>
<tr style="display:none;">
<td colspan="2" class="ibimage notheme">
</td></tr>
<tr style="display:none;">
<td colspan="2" class="ibimgtxt notheme">
</td></tr>
<tr style="display:none;">
<td colspan="2" class="ibimage notheme">{{{Bild2}}}
</td></tr>
<tr style="display:none;">
<td colspan="2" class="ibimgtxt notheme">{{{Bildtext2}}}
</td></tr>
<tr>
<th colspan="2" class="ibheader"><a href="Bahnelement" title="Bahnelement">Eigenschaften</a> des <a href="Umlaufbahn" title="Umlaufbahn">Orbits</a> <span style="font-weight:normal;"><i><a rel="nofollow" class="external text" href="https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=528219&amp;view=VOSPDCA">Animation</a></i></span><div style="font-size:85%;"><a href="Epoche_(Astronomie)" title="Epoche (Astronomie)">Epoche:</a> 4.&nbsp;September&nbsp;2017 (<a href="Julianisches_Datum" title="Julianisches Datum">JD</a>&nbsp;2.458.000,5)
</div>
</th></tr>
<tr>
<td class="ibleft">Orbittyp
</td>
<td><a href="Zentaur_(Asteroid)" title="Zentaur (Asteroid)">Zentaur</a>
</td></tr>
<tr style="display:none;">
<td class="ibleft">Asteroidenfamilie
</td>
<td>
</td></tr>
<tr>
<td class="ibleft"><a href="Halbachsen_der_Ellipse" title="Halbachsen der Ellipse">Große Halbachse</a>
</td>
<td class="ibnowrap">41,440&nbsp;<a href="Astronomische_Einheit" title="Astronomische Einheit">AE</a>
</td></tr>
<tr>
<td class="ibleft"><a href="Exzentrizit%C3%A4t_(Astronomie)" title="Exzentrizität (Astronomie)">Exzentrizität</a>
</td>
<td class="ibnowrap">0,491
</td></tr>
<tr style="display:none;">
<td class="ibleft"><a href="Apsis_(Astronomie)" title="Apsis (Astronomie)">Perihel&nbsp;– Aphel</a>
</td>
<td class="ibnowrap">NaN&nbsp;AE&nbsp;–&nbsp;NaN&nbsp;AE
</td></tr>
<tr>
<td class="ibleft"><a href="Apsis_(Astronomie)" title="Apsis (Astronomie)">Perihel&nbsp;– Aphel</a>
</td>
<td class="ibnowrap">21,10&nbsp;AE&nbsp;–&nbsp;61,77&nbsp;AE
</td></tr>
<tr>
<td class="ibleft"><a href="Bahnneigung" title="Bahnneigung">Neigung der Bahnebene</a>
</td>
<td class="ibnowrap">103,412°
</td></tr>
<tr>
<td class="ibleft"><a href="L%C3%A4nge_des_aufsteigenden_Knotens" title="Länge des aufsteigenden Knotens">Länge des aufsteigenden Knotens</a>
</td>
<td class="ibnowrap">260,9°
</td></tr>
<tr>
<td class="ibleft"><a href="Argument_der_Periapsis" title="Argument der Periapsis">Argument der Periapsis</a>
</td>
<td class="ibnowrap">133,2°
</td></tr>
<tr>
<td class="ibleft">Zeitpunkt des Periheldurchgangs
</td>
<td>18.&nbsp;November 2035
</td></tr>
<tr style="display:none;">
<td class="ibleft"><a href="Siderische_Periode" title="Siderische Periode">Siderische Umlaufperiode</a>
</td>
<td class="ibnowrap">{{{Periode}}}
</td></tr>
<tr>
<td class="ibleft"><a href="Siderische_Periode" title="Siderische Periode">Siderische Umlaufzeit</a>
</td>
<td class="ibnowrap">266 <a href="Jahr" title="Jahr">a</a> 9 <a href="Monat" title="Monat">M</a>
</td></tr>
<tr>
<td class="ibleft">Mittlere <a href="Bahngeschwindigkeit_(Astronomie)" title="Bahngeschwindigkeit (Astronomie)">Orbital­geschwin­digkeit</a>
</td>
<td class="ibnowrap">4,329 km/s
</td></tr>
<tr style="display:none;">
<td class="ibleft">Mittlere <a href="Bahngeschwindigkeit_(Astronomie)" title="Bahngeschwindigkeit (Astronomie)">Orbital­geschwin­digkeit</a>
</td>
<td class="ibnowrap">-4,74 km/s
</td></tr>
<tr>
<td colspan="2" class="ibheader">Physikalische Eigenschaften
</td></tr>
<tr style="display:none;">
<td class="ibleft">Mittlerer <a href="Durchmesser" title="Durchmesser">Durchmesser</a>
</td>
<td class="ibnowrap">
</td></tr>
<tr style="display:none;">
<td class="ibleft">Abmessungen
</td>
<td class="ibnowrap">{{{Abmessungen}}}
</td></tr>
<tr style="display:none;">
<td class="ibleft"><a href="Masse_(Physik)" title="Masse (Physik)">Masse</a>
</td>
<td class="ibnowrap"><span style="display:none;">Vorlage:Infobox Asteroid/Wartung/Masse</span> kg
</td></tr>
<tr style="display:none;">
<td class="ibleft"><a href="Albedo" title="Albedo">Albedo</a>
</td>
<td class="ibnowrap">
</td></tr>
<tr style="display:none;">
<td class="ibleft">Mittlere <a href="Dichte" title="Dichte">Dichte</a>
</td>
<td class="ibnowrap">g/cm³
</td></tr>
<tr style="display:none;">
<td class="ibleft">Rotationsperiode
</td>
<td class="ibnowrap">
</td></tr>
<tr>
<td class="ibleft"><a href="Absolute_Helligkeit" title="Absolute Helligkeit">Absolute Helligkeit</a>
</td>
<td class="ibnowrap">8,8 mag
</td></tr>
<tr style="display:none;">
<td class="ibleft"><a href="Asteroid#Klassifikationsschemata_von_Asteroiden" title="Asteroid">Spektralklasse</a>
</td>
<td class="ibnowrap">
</td></tr>
<tr style="display:none;">
<td class="ibleft"><a href="Asteroid#Klassifikationsschemata_von_Asteroiden" title="Asteroid">Spektralklasse</a><br><small>(nach <a href="Tholen_(Klassifikation)" class="mw-redirect" title="Tholen (Klassifikation)">Tholen</a>)</small>
</td>
<td class="ibnowrap">{{{Tholen}}}
</td></tr>
<tr style="display:none;">
<td class="ibleft"><a href="Asteroid#Klassifikationsschema_nach_Tholen" title="Asteroid">Spektralklasse</a><br><small>(nach <a href="https://en.wikipedia.org/wiki/Asteroid_spectral_types" class="extiw external" title="en:Asteroid spectral types">SMASSII</a>)</small>
</td>
<td class="ibnowrap">{{{Smass}}}
</td></tr>
<tr>
<td colspan="2" class="ibheader">Geschichte
</td></tr>
<tr>
<td class="ibleft">Entdecker
</td>
<td><a href="Canada-France-Hawaii_Telescope" title="Canada-France-Hawaii Telescope">Canada-France-Hawaii Telescope</a>
</td></tr>
<tr>
<td class="ibleft">Datum der Entdeckung
</td>
<td class="ibnowrap">31. Mai 2008
</td></tr>
<tr>
<td class="ibleft"><a href="Benennung_von_Asteroiden_und_Kometen" title="Benennung von Asteroiden und Kometen">Andere Bezeichnung</a>
</td>
<td>2008 KV<sub>42</sub>
</td></tr>
<tr>
<td colspan="2" class="ibsource"><b>Quelle:</b> Wenn nicht einzeln anders angegeben, stammen die Daten vom <a rel="nofollow" class="external text" href="https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=528219&amp;view=VOSPDCA">JPL Small-Body Database</a>. Die Zugehörigkeit zu einer Asteroidenfamilie wird automatisch aus der <a rel="nofollow" class="external text" href="https://newton.spacedys.com/astdys/">AstDyS-2 Datenbank</a> ermittelt. Bitte auch den Hinweis zu Asteroidenartikeln beachten.
</td></tr></tbody></table><div style="display:none;">Vorlage:Infobox Asteroid/Wartung/Umlaufdauer</div>
<p><b>(528219) 2008 KV<sub>42</sub></b> ist ein <a href="Transneptunisches_Objekt" title="Transneptunisches Objekt">Transneptunisches Objekt</a> mit einer sehr ungewöhnlichen Bahn. Sein Orbit ist <a href="Rechtl%C3%A4ufig_und_r%C3%BCckl%C3%A4ufig" title="Rechtläufig und rückläufig">retrograd</a>, etwa 103° gegenüber der <a href="Ekliptik" title="Ekliptik">Ekliptik</a> geneigt.
</p><p>Er war das erste Transneptunische Objekt mit einer retrograden Umlaufbahn, das entdeckt wurde<sup id="cite_ref-CFEPS_1-0" class="reference"><a href="#cite_note-CFEPS-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>, und gehört zur Gruppe der <a href="Zentaur_(Asteroid)" title="Zentaur (Asteroid)">Zentauren</a>.<sup id="cite_ref-Buie_2-0" class="reference"><a href="#cite_note-Buie-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> Sein inoffizieller Arbeitsname lautet „Drac“.
</p>
<div class="mw-heading mw-heading2"><h2 id="Einzelnachweise">Einzelnachweise</h2></div>
<ol class="references">
<li id="cite_note-CFEPS-1"><span class="mw-cite-backlink"><a href="#cite_ref-CFEPS_1-0">↑</a></span> <span class="reference-text"><span class="cite"><a rel="nofollow" class="external text" href="http://www.cfeps.net/KV42_Press.html"><i>Discovery of the retrograde trans-neptunian object 2008 KV42.</i></a> Canada France Ecliptic Plane Survey, 2008,<span class="Abrufdatum"> abgerufen am 6.&nbsp;Januar 2018</span>.</span><span style="display: none;" class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&amp;rfr_id=info%3Asid%2Fde.wikipedia.org%3A%28528219%29+2008+KV42&amp;rft.title=Discovery+of+the+retrograde+trans-neptunian+object+2008+KV42&amp;rft.description=Discovery+of+the+retrograde+trans-neptunian+object+2008+KV42&amp;rft.identifier=http%3A%2F%2Fwww.cfeps.net%2FKV42_Press.html&amp;rft.publisher=Canada+France+Ecliptic+Plane+Survey&amp;rft.date=2008">&nbsp;</span></span>
</li>
<li id="cite_note-Buie-2"><span class="mw-cite-backlink"><a href="#cite_ref-Buie_2-0">↑</a></span> <span class="reference-text"><span class="cite">Marc W. Buie: <a rel="nofollow" class="external text" href="http://www.boulder.swri.edu/~buie/kbo/astrom/08KV42.html"><i>Orbit Fit and Astrometric record for 08KV42.</i></a> SwRI (Space Science Department),<span class="Abrufdatum"> abgerufen am 6.&nbsp;Januar 2018</span>.</span><span style="display: none;" class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&amp;rfr_id=info%3Asid%2Fde.wikipedia.org%3A%28528219%29+2008+KV42&amp;rft.title=Orbit+Fit+and+Astrometric+record+for+08KV42&amp;rft.description=Orbit+Fit+and+Astrometric+record+for+08KV42&amp;rft.identifier=http%3A%2F%2Fwww.boulder.swri.edu%2F%7Ebuie%2Fkbo%2Fastrom%2F08KV42.html&amp;rft.creator=Marc+W.+Buie&amp;rft.publisher=SwRI+%28Space+Science+Department%29">&nbsp;</span></span>
</li>
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