{"id":7456,"date":"2019-09-09T18:08:34","date_gmt":"2019-09-09T16:08:34","guid":{"rendered":"https:\/\/alpoma.net\/carto\/?p=7456"},"modified":"2019-09-09T18:08:34","modified_gmt":"2019-09-09T16:08:34","slug":"visualizadores-de-navegacion-maritima","status":"publish","type":"post","link":"https:\/\/alpoma.net\/carto\/?p=7456","title":{"rendered":"Visualizadores de navegaci\u00f3n mar\u00edtima"},"content":{"rendered":"<p>He comentado aqu\u00ed en otras ocasiones (hace mucho tiempo, porque este blog va a cumplir quince a\u00f1os) que existen todo tipo de <strong>visualizadores web sobre tr\u00e1fico a\u00e9reo y naval<\/strong>. En una conversaci\u00f3n reciente me consultaron sobre alg\u00fan modo de ver en \u00abtiempo real\u00bb el <strong>tr\u00e1fico naval<\/strong> (n\u00f3tese el tema de las comillas, lo del tiempo real es muy relativo), ya fuere en navegador o con una aplicaci\u00f3n. Dando vueltas a varios ejemplos, me sigo quedando con dos que ya mencion\u00e9 en su tiempo, pero vaya de nuevo aqu\u00ed la menci\u00f3n. Se trata de <strong><a href=\"https:\/\/www.marinetraffic.com\/\">MarineTraffic<\/a><\/strong> y de <strong><a href=\"https:\/\/www.vesselfinder.com\">Vessel Finder<\/a><\/strong>. Ambos son mapas web interactivos con opciones <em>premium<\/em>, pero el nivel b\u00e1sico es m\u00e1s que suficiente para el divertimento de cualquier apasionado de la navegaci\u00f3n oce\u00e1nica (pinchas en los iconos y te aparece la ficha del nav\u00edo, como sucede con las aplicaciones de navegaci\u00f3n a\u00e9rea con los aviones).<\/p>\n<figure id=\"attachment_7460\" aria-describedby=\"caption-attachment-7460\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" data-attachment-id=\"7460\" data-permalink=\"https:\/\/alpoma.net\/carto\/?attachment_id=7460\" data-orig-file=\"https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/MarineTraffic.png\" data-orig-size=\"1549,802\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"MarineTraffic\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Captura de pantalla de MarineTraffic.&lt;\/p&gt;\n\" data-large-file=\"https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/MarineTraffic-1024x530.png\" src=\"https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/MarineTraffic-1024x530.png\" alt=\"\" width=\"620\" class=\"size-large wp-image-7460\" srcset=\"https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/MarineTraffic-1024x530.png 1024w, https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/MarineTraffic-300x155.png 300w, https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/MarineTraffic-768x398.png 768w, https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/MarineTraffic.png 1549w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-7460\" class=\"wp-caption-text\">Captura de pantalla de MarineTraffic.<\/figcaption><\/figure>\n<p>Este tipo de visualizadores, y otros similares, toman sus datos de los sistemas <strong>AIS<\/strong> <strong>(Automatic Identification System)<\/strong> con que cuenta cada barco. Se trata de un <strong>sistema de identificaci\u00f3n autom\u00e1tica que comunica la posici\u00f3n y otros datos de los buques <\/strong>para evitar colisiones, problemas de tr\u00e1fico naval y otros que puedan aparecer. Ahora bien, los buques militares pueden no contar con \u00e9l (por motivos obvios), otros barcos pueden tener los datos sin actualizar o bien incluso tener apagado el AIS, pero por lo general la mayor\u00eda de las flotas cuentan con este sistema que, por otro lado, es obligatorio para la mayor parte de los barcos de tr\u00e1fico internacional, de cierto tama\u00f1o o bien de pasajeros.<\/p>\n<figure id=\"attachment_7461\" aria-describedby=\"caption-attachment-7461\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" data-attachment-id=\"7461\" data-permalink=\"https:\/\/alpoma.net\/carto\/?attachment_id=7461\" data-orig-file=\"https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/VesselFinder.png\" data-orig-size=\"1679,843\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"VesselFinder\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Captura de pantalla de Vessel Finder.&lt;\/p&gt;\n\" data-large-file=\"https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/VesselFinder-1024x514.png\" src=\"https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/VesselFinder-1024x514.png\" alt=\"\" width=\"620\" class=\"size-large wp-image-7461\" srcset=\"https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/VesselFinder-1024x514.png 1024w, https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/VesselFinder-300x151.png 300w, https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/VesselFinder-768x386.png 768w, https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/VesselFinder-1536x771.png 1536w, https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/VesselFinder.png 1679w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-7461\" class=\"wp-caption-text\">Captura de pantalla de Vessel Finder.<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>He comentado aqu\u00ed en otras ocasiones (hace mucho tiempo, porque este blog va a cumplir quince a\u00f1os) que existen todo tipo de visualizadores web sobre <a class=\"mh-excerpt-more\" href=\"https:\/\/alpoma.net\/carto\/?p=7456\" title=\"Visualizadores de navegaci\u00f3n mar\u00edtima\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":7461,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-7456","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-en-linea"],"jetpack_featured_media_url":"https:\/\/alpoma.net\/carto\/wp-content\/uploads\/2019\/09\/VesselFinder.png","jetpack_shortlink":"https:\/\/wp.me\/p93Co9-1Wg","jetpack-related-posts":[{"id":576,"url":"https:\/\/alpoma.net\/carto\/?p=576","url_meta":{"origin":7456,"position":0},"title":"Tr\u00e1fico mar\u00edtimo en tiempo real","author":"alpoma","date":"julio 9, 2008","format":false,"excerpt":"Empleando el interface de GoogleMaps, la web MarineTraffic.com ha desarrollado un sistema de presentaci\u00f3n en \"tiempo real\", de la navegaci\u00f3n mar\u00edtima en grandes \u00e1reas del planeta, sobre todo centrada en el Mediterr\u00e1neo, con el que podremos seguir la pista a petroleros, cargueros o cruceros. La idea, que se basa en\u2026","rel":"","context":"En \u00abEn l\u00ednea\u00bb","block_context":{"text":"En l\u00ednea","link":"https:\/\/alpoma.net\/carto\/?cat=5"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2008\/07\/2653097130_b6fbfdc9d9_o.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2008\/07\/2653097130_b6fbfdc9d9_o.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2008\/07\/2653097130_b6fbfdc9d9_o.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":382,"url":"https:\/\/alpoma.net\/carto\/?p=382","url_meta":{"origin":7456,"position":1},"title":"El d\u00eda que la DGT se ali\u00f3 con Google Maps","author":"alpoma","date":"agosto 8, 2007","format":false,"excerpt":"En la gesti\u00f3n del tr\u00e1fico y la prevenci\u00f3n de accidentes en las carreteras espa\u00f1olas, cualquier arma que permita mejorar la situaci\u00f3n es buena. Hoy, la Direcci\u00f3n General de Tr\u00e1fico, pone al servicio de todos los conductores una herramienta, eTraffic, que aunque todav\u00eda no est\u00e1 completa, ya resulta de suma utilidad:\u2026","rel":"","context":"En \u00abEn l\u00ednea\u00bb","block_context":{"text":"En l\u00ednea","link":"https:\/\/alpoma.net\/carto\/?cat=5"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2007\/08\/1051586861_6ab642b825_o.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2007\/08\/1051586861_6ab642b825_o.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2007\/08\/1051586861_6ab642b825_o.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":699,"url":"https:\/\/alpoma.net\/carto\/?p=699","url_meta":{"origin":7456,"position":2},"title":"C3 &#8211; modelos tridimensionales avanzados","author":"alpoma","date":"noviembre 6, 2008","format":false,"excerpt":"\u00bfSer\u00e1 \u00e9sta la pr\u00f3xima evoluci\u00f3n en navegaci\u00f3n tridimensional? Ya nos hemos acostumbrado a los modelos tridimensionales en Google Earth, pero siempre hemos so\u00f1ado con volar sobre ciudades completamente tridimensionales, en las que el nivel de detalle sea uniforme y la velocidad de exploraci\u00f3n no se convierta en un problema. He\u2026","rel":"","context":"En \u00abEn l\u00ednea\u00bb","block_context":{"text":"En l\u00ednea","link":"https:\/\/alpoma.net\/carto\/?cat=5"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":6440,"url":"https:\/\/alpoma.net\/carto\/?p=6440","url_meta":{"origin":7456,"position":3},"title":"Visualizando el tr\u00e1fico a\u00e9reo global","author":"alpoma","date":"junio 1, 2016","format":false,"excerpt":"Son muy utilizadas, y divertidas de usar, esas aplicaciones que muestran en tiempo real los vuelos de aviones en todo el planeta. Sucede que, si se quiere ir m\u00e1s all\u00e1 de lo detallado, para conocer simplemente los datos de tal o cual vuelo, la cosa se complica porque la cantidad\u2026","rel":"","context":"En \u00abExperimentos\u00bb","block_context":{"text":"Experimentos","link":"https:\/\/alpoma.net\/carto\/?cat=10"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2016\/06\/airports-world-network.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2016\/06\/airports-world-network.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2016\/06\/airports-world-network.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2016\/06\/airports-world-network.png?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2016\/06\/airports-world-network.png?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2016\/06\/airports-world-network.png?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":385,"url":"https:\/\/alpoma.net\/carto\/?p=385","url_meta":{"origin":7456,"position":4},"title":"Geoexperimentos con Flickr&#8230;","author":"alpoma","date":"agosto 13, 2007","format":false,"excerpt":"No creo que haya nadie que dude sobre la importancia que, en el mundo de la fotograf\u00eda en la red, tiene Flickr. Personalmente, como usuario desde hace ya mucho tiempo, Flickr me encanta. Se trata de una herramienta limpia, sencilla, directa, potente... vamos, que es \"la leche\". Tambi\u00e9n habr\u00e1 quien\u2026","rel":"","context":"En \u00abEn l\u00ednea\u00bb","block_context":{"text":"En l\u00ednea","link":"https:\/\/alpoma.net\/carto\/?cat=5"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2007\/08\/1107638885_6e712a4f9c_o.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2007\/08\/1107638885_6e712a4f9c_o.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2007\/08\/1107638885_6e712a4f9c_o.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":819,"url":"https:\/\/alpoma.net\/carto\/?p=819","url_meta":{"origin":7456,"position":5},"title":"Mapa de tr\u00e1fico mar\u00edtimo en Europa","author":"alpoma","date":"mayo 24, 2009","format":false,"excerpt":"Gracias a datos de sat\u00e9lite, en concreto una serie de siete a\u00f1os de datos de radar del Envisat, la Agencia Espacial Europea (ESA) ha elaborado un mapa que muestra la densidad de rutas de navegaci\u00f3n en Europa. Se trata de la primera vez que se regoge en un mapa una\u2026","rel":"","context":"En \u00abCartograf\u00eda\u00bb","block_context":{"text":"Cartograf\u00eda","link":"https:\/\/alpoma.net\/carto\/?cat=9"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2009\/05\/3559776646_0d9a18fdd4_o.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2009\/05\/3559776646_0d9a18fdd4_o.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/alpoma.net\/carto\/wp-content\/uploads\/2009\/05\/3559776646_0d9a18fdd4_o.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/alpoma.net\/carto\/index.php?rest_route=\/wp\/v2\/posts\/7456","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/alpoma.net\/carto\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/alpoma.net\/carto\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/alpoma.net\/carto\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/alpoma.net\/carto\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7456"}],"version-history":[{"count":0,"href":"https:\/\/alpoma.net\/carto\/index.php?rest_route=\/wp\/v2\/posts\/7456\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/alpoma.net\/carto\/index.php?rest_route=\/wp\/v2\/media\/7461"}],"wp:attachment":[{"href":"https:\/\/alpoma.net\/carto\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7456"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/alpoma.net\/carto\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7456"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/alpoma.net\/carto\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}