{"id":38616,"date":"2013-02-15T22:51:38","date_gmt":"2013-02-15T22:51:38","guid":{"rendered":"http:\/\/www.pressenza.com\/?p=38616"},"modified":"2013-02-16T17:07:32","modified_gmt":"2013-02-16T17:07:32","slug":"asteroide-sobrevuela-la-tierra","status":"publish","type":"post","link":"https:\/\/www.pressenza.com\/es\/2013\/02\/asteroide-sobrevuela-la-tierra\/","title":{"rendered":"Asteroide sobrevuela la Tierra"},"content":{"rendered":"<p>Sin causar da\u00f1os, el asteroide 2012 DA14, del tama\u00f1o de la mitad de un campo de f\u00fatbol sobrevol\u00f3 el cielo sobre Sumatra, Indonesia, a solo 27 mil 860 kil\u00f3metros. La mayor aproximaci\u00f3n ocurri\u00f3 a las 19:24 GMT a ocho mil 500 kil\u00f3metros por debajo de donde se encuentran los sat\u00e9lites geoestacionarios, anunci\u00f3 la Administraci\u00f3n Nacional de Aeron\u00e1utica y el Espacio (NASA).<\/p>\n<p>Con una envergadura de 45 metros y 130 mil toneladas este es el cuerpo de mayor tama\u00f1o que se ha acercado a la Tierra y que fue visible en partes de Asia, Africa, Europa y Australia.<\/p>\n<p>Los observatorios astron\u00f3micos siguieron el paso del 2012 DA14, lo que podr\u00eda aportar datos sobre el origen del Universo porque su composici\u00f3n es muy distinta a la de la Tierra.<\/p>\n<p>El asteroide tiene una \u00f3rbita de un a\u00f1o alrededor del sol, pero despu\u00e9s de su cercan\u00eda a nuestro planeta su \u00f3rbita cambiar\u00e1, y en vez de un per\u00edodo orbital de 12 meses, tendr\u00e1 10.<\/p>\n<p>\u00abLa Tierra va a ponerlo en una \u00f3rbita que es considerablemente m\u00e1s segura\u00bb, se\u00f1al\u00f3 Donald Yeomans, del Laboratorio de Propulsi\u00f3n a Chorro de la NASA en Pasadena, California.<\/p>\n<p>Este sat\u00e9lite es muy opaco y desde que fue descubierto se observ\u00f3 su recorrido con luz infrarroja para detectar el reflejo de la luz solar sobre la superficie del asteroide.<\/p>\n<p>Investigadores aclararon que la ca\u00edda de un meteorito en la regi\u00f3n rusa de Cheliabinsk, en los montes Urales, causante de casi mil heridos, no guarda relaci\u00f3n alguna con el 2012DA14.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sin causar da\u00f1os, el asteroide 2012 DA14, del tama\u00f1o de la mitad de un campo de f\u00fatbol sobrevol\u00f3 el cielo sobre Sumatra, Indonesia, a solo 27 mil 860 kil\u00f3metros. La mayor aproximaci\u00f3n ocurri\u00f3 a las 19:24 GMT a ocho mil&hellip;<\/p>\n","protected":false},"author":90,"featured_media":38619,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[78,39],"tags":[],"class_list":["post-38616","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-medio-ambiente-ecologia","category-internacional"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Asteroide sobrevuela la Tierra<\/title>\n<meta name=\"description\" content=\"Sin causar da\u00f1os, el asteroide 2012 DA14, del tama\u00f1o de la mitad de un campo de f\u00fatbol sobrevol\u00f3 el cielo sobre Sumatra, Indonesia, a solo 27 mil 860\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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