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<title>Scientia QA - Intrebari recente cu tag-ul asteroid</title>
<link>https://www.scientia.ro/qa/tag/asteroid</link>
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<title>&quot;Efectul Yarkovsky&quot;deviaza semnificativ orbitele asteroizilor ?</title>
<link>https://www.scientia.ro/qa/7369/efectul-yarkovsky-deviaza-semnificativ-orbitele-asteroizilor</link>
<description>&lt;p&gt;
	Zilele astea am citit un articol legat de Efectul Yarkovsky.&amp;nbsp;Este vorba de o forta generata de radiatia termica cu care Soarele actioneaza asupra unui obiect in miscare de revolutie. Aceasta forta devine semnificativa pentru corpurile cu diametre pana in 10 km (si cu o anumita structura a suprafetei), recent observandu-se o deviere de 100 de mile in 12 ani a orbitei unui asteroid - noua traiectorie amenintand Pamantul prin 2135.&lt;/p&gt;
&lt;p&gt;
	&lt;a href=&quot;http://www.spacedaily.com/reports/OSIRIS_REx_Scientists_Measure_Yarkovsky_Effect_999.html&quot; rel=&quot;nofollow&quot;&gt;http://www.spacedaily.com/reports/OSIRIS_REx_Scientists_Measure_Yarkovsky_Effect_999.html&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;
	Am gasit pe Wiki o explicatie detaliata a mecanismului acestui efect si privind cercetatorul rus care l-a descoperit prin 1900 :&amp;nbsp;&lt;/p&gt;
&lt;p&gt;
	&lt;a href=&quot;http://en.wikipedia.org/wiki/Yarkovsky_effect&quot; rel=&quot;nofollow&quot;&gt;http://en.wikipedia.org/wiki/Yarkovsky_effect&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;
	Cine poate face o descriere succinta si eleganta a acestui efect ?&lt;/p&gt;</description>
<category>Stiati ca?-Fizica</category>
<guid isPermaLink="true">https://www.scientia.ro/qa/7369/efectul-yarkovsky-deviaza-semnificativ-orbitele-asteroizilor</guid>
<pubDate>Tue, 05 Jun 2012 19:32:07 +0000</pubDate>
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