<?xml version='1.0' encoding='UTF-8'?><?xml-stylesheet href="http://www.blogger.com/styles/atom.css" type="text/css"?><feed xmlns='http://www.w3.org/2005/Atom' xmlns:openSearch='http://a9.com/-/spec/opensearchrss/1.0/' xmlns:georss='http://www.georss.org/georss' xmlns:gd='http://schemas.google.com/g/2005' xmlns:thr='http://purl.org/syndication/thread/1.0'><id>tag:blogger.com,1999:blog-4698742154133921550</id><updated>2012-02-16T15:01:30.237Z</updated><title type='text'>UNA VENTANA SOBRE LA LUNA              José Manuel Rachas Abreu</title><subtitle type='html'>Como el proprio nombre indica, esta pagina está dedicada a la observación y fotografías de nuestro sátelite natural, la luna, así como al estudio de su geológia, siempre en un ambito de aficionado.</subtitle><link rel='http://schemas.google.com/g/2005#feed' type='application/atom+xml' href='http://unaventanasobrelaluna.blogspot.com/feeds/posts/default'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/4698742154133921550/posts/default?max-results=100'/><link rel='alternate' type='text/html' href='http://unaventanasobrelaluna.blogspot.com/'/><link rel='hub' href='http://pubsubhubbub.appspot.com/'/><author><name>Jose Abreu</name><uri>http://www.blogger.com/profile/02058368844640525448</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='31' height='21' src='http://3.bp.blogspot.com/_utdzGYfj3A8/Sx7mdy5jlAI/AAAAAAAAAOI/6viTDN6xtxM/S220/Equipo+060.jpg'/></author><generator version='7.00' uri='http://www.blogger.com'>Blogger</generator><openSearch:totalResults>3</openSearch:totalResults><openSearch:startIndex>1</openSearch:startIndex><openSearch:itemsPerPage>100</openSearch:itemsPerPage><entry><id>tag:blogger.com,1999:blog-4698742154133921550.post-8977829608459292544</id><published>2012-01-23T19:32:00.002Z</published><updated>2012-01-23T19:35:52.315Z</updated><title type='text'>Perdidos En El Tiempo</title><content type='html'>&lt;a href="http://www.lulu.com/product/ebook/perdidos-en-el-tiempo/18842862?productTrackingContext=search_results/search_shelf/center/1"&gt;http://www.lulu.com/product/ebook/perdidos-en-el-tiempo/18842862?productTrackingContext=search_results/search_shelf/center/1&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/4698742154133921550-8977829608459292544?l=unaventanasobrelaluna.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://unaventanasobrelaluna.blogspot.com/feeds/8977829608459292544/comments/default' title='Enviar comentarios'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=4698742154133921550&amp;postID=8977829608459292544' title='0 comentarios'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/4698742154133921550/posts/default/8977829608459292544'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/4698742154133921550/posts/default/8977829608459292544'/><link rel='alternate' type='text/html' href='http://unaventanasobrelaluna.blogspot.com/2012/01/perdidos-en-el-tiempo.html' title='Perdidos En El Tiempo'/><author><name>Jose Abreu</name><uri>http://www.blogger.com/profile/02058368844640525448</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='31' height='21' src='http://3.bp.blogspot.com/_utdzGYfj3A8/Sx7mdy5jlAI/AAAAAAAAAOI/6viTDN6xtxM/S220/Equipo+060.jpg'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-4698742154133921550.post-6875180121781744174</id><published>2011-01-31T13:49:00.001Z</published><updated>2011-01-31T13:51:11.456Z</updated><title type='text'>Zonas de alunisaje de las misiones Apollo</title><content type='html'>&lt;a href="http://1.bp.blogspot.com/_utdzGYfj3A8/TUa-Pik2aGI/AAAAAAAAAqo/XBTi7JCO338/s1600/Copia%2Bde%2B2.JPG"&gt;&lt;img style="float:left; margin:0 10px 10px 0;cursor:pointer; cursor:hand;width: 400px; height: 265px;" src="http://1.bp.blogspot.com/_utdzGYfj3A8/TUa-Pik2aGI/AAAAAAAAAqo/XBTi7JCO338/s400/Copia%2Bde%2B2.JPG" border="0" alt=""id="BLOGGER_PHOTO_ID_5568347163478878306" /&gt;&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/4698742154133921550-6875180121781744174?l=unaventanasobrelaluna.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://unaventanasobrelaluna.blogspot.com/feeds/6875180121781744174/comments/default' title='Enviar comentarios'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=4698742154133921550&amp;postID=6875180121781744174' title='2 comentarios'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/4698742154133921550/posts/default/6875180121781744174'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/4698742154133921550/posts/default/6875180121781744174'/><link rel='alternate' type='text/html' href='http://unaventanasobrelaluna.blogspot.com/2011/01/zonas-de-alunisaje-de-las-misiones.html' title='Zonas de alunisaje de las misiones Apollo'/><author><name>Jose Abreu</name><uri>http://www.blogger.com/profile/02058368844640525448</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='31' height='21' src='http://3.bp.blogspot.com/_utdzGYfj3A8/Sx7mdy5jlAI/AAAAAAAAAOI/6viTDN6xtxM/S220/Equipo+060.jpg'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://1.bp.blogspot.com/_utdzGYfj3A8/TUa-Pik2aGI/AAAAAAAAAqo/XBTi7JCO338/s72-c/Copia%2Bde%2B2.JPG' height='72' width='72'/><thr:total>2</thr:total></entry><entry><id>tag:blogger.com,1999:blog-4698742154133921550.post-624421207474710784</id><published>2011-01-30T19:35:00.003Z</published><updated>2011-01-30T20:00:22.049Z</updated><title type='text'>Libración en Latitud</title><content type='html'>&lt;a href="http://4.bp.blogspot.com/_utdzGYfj3A8/TUXAy7WNV0I/AAAAAAAAAqg/lfam8qo-Kgs/s1600/ffg.jpg"&gt;&lt;img style="float:left; margin:0 10px 10px 0;cursor:pointer; cursor:hand;width: 400px; height: 299px;" src="http://4.bp.blogspot.com/_utdzGYfj3A8/TUXAy7WNV0I/AAAAAAAAAqg/lfam8qo-Kgs/s400/ffg.jpg" border="0" alt=""id="BLOGGER_PHOTO_ID_5568068495470319426" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;a href="http://2.bp.blogspot.com/_utdzGYfj3A8/TUXAj8wjbxI/AAAAAAAAAqY/dqtENVCTvPE/s1600/22.JPG"&gt;&lt;img style="display:block; margin:0px auto 10px; text-align:center;cursor:pointer; cursor:hand;width: 400px; height: 371px;" src="http://2.bp.blogspot.com/_utdzGYfj3A8/TUXAj8wjbxI/AAAAAAAAAqY/dqtENVCTvPE/s400/22.JPG" border="0" alt=""id="BLOGGER_PHOTO_ID_5568068238151216914" /&gt;&lt;/a&gt;&lt;br /&gt;Como ya sabemos, el tiempo que dura un día lunar coincide con el tiempo que esta tarda en completar su movimiento de translación, "una coincidencia astronómica", por eso vemos siempre el mismo lado de la superficie lunar. Pero el fenomeno de la Libraciones, nos permiten ver más cantidad de superficie lunar. Una de estas libraciones es la libración en Latitud que nos permite ver un 6% más de superficie al Norte o al Sur de la Luna, esto es posible porque el eje de rotación de la Luna no es completamente perpendicular a su eje orbital. Fijemonos en los cráteres de las imagenes, Philolaus y Anaximenes, en estas imagenes podemos observar los efectos de una libración en Latitud en este caso en el hemisferio Norte.&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/4698742154133921550-624421207474710784?l=unaventanasobrelaluna.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://unaventanasobrelaluna.blogspot.com/feeds/624421207474710784/comments/default' title='Enviar comentarios'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=4698742154133921550&amp;postID=624421207474710784' title='1 comentarios'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/4698742154133921550/posts/default/624421207474710784'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/4698742154133921550/posts/default/624421207474710784'/><link rel='alternate' type='text/html' href='http://unaventanasobrelaluna.blogspot.com/2011/01/libracion-en-latitud_30.html' title='Libración en Latitud'/><author><name>Jose Abreu</name><uri>http://www.blogger.com/profile/02058368844640525448</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='31' height='21' src='http://3.bp.blogspot.com/_utdzGYfj3A8/Sx7mdy5jlAI/AAAAAAAAAOI/6viTDN6xtxM/S220/Equipo+060.jpg'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://4.bp.blogspot.com/_utdzGYfj3A8/TUXAy7WNV0I/AAAAAAAAAqg/lfam8qo-Kgs/s72-c/ffg.jpg' height='72' width='72'/><thr:total>1</thr:total></entry></feed>
