{"id":1827,"date":"2023-04-29T13:54:54","date_gmt":"2023-04-29T08:24:54","guid":{"rendered":"https:\/\/johnsonfrancis.org\/techworld\/?p=1827"},"modified":"2024-09-22T06:18:11","modified_gmt":"2024-09-22T00:48:11","slug":"why-is-the-greencube-italian-oscar-io-117-called-so","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/","title":{"rendered":"Why is the GreenCube (Italy-Oscar IO-117) Called So?"},"content":{"rendered":"<h2><span style=\"color: #008000;\">Why is the GreenCube (Italy-Oscar IO-117) Called So?<\/span><\/h2>\n<p>Most of the Ham Radio operators interested in satellite communications would be knowing GreenCube IO-117 as a <a href=\"_wp_link_placeholder\" data-wplink-edit=\"true\">Medium Earth Orbit (MEO) satellite<\/a> with a digipeater on board. Frequency is the same as that of the telemetry channel, 435.310 MHz and the digipeater is scheduled to be activated every week during the weekends from Friday to Sunday. But that is not the &#8216;green&#8217; part of it! The GreenCube orbiting at around 6000 km altitude is carrying microgreens (Brassicaceae) seeds for an experiment on cultivation of plants in microgravity. Brassicacaee is the family of plants which includes cabbage and broccoli familiar to us. The GreenCube&#8217;s pressurised compartment will autonomously monitor air composition, pressure, humidity, lighting conditions as well as plant growth using visible and infra red cameras.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-1833 size-full\" src=\"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2023\/04\/Why-is-the-GreenCube-Italian-Oscar-IO-117-called-so-e1683333690568.jpg\" alt=\"\" width=\"369\" height=\"467\" srcset=\"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2023\/04\/Why-is-the-GreenCube-Italian-Oscar-IO-117-called-so-e1683333690568.jpg 369w, https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2023\/04\/Why-is-the-GreenCube-Italian-Oscar-IO-117-called-so-e1683333690568-237x300.jpg 237w\" sizes=\"auto, (max-width: 369px) 100vw, 369px\" \/><\/p>\n<p>From the Ham Radio point of view, the high altitude of GreenCube ensures longer time for communication than LEOs or low earth orbit satellites. IO-117 thus enables communication at distances of up to 12,500 km. Cubesats are satellites built of several cubical units.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Why is the GreenCube (Italy-Oscar IO-117) Called So? Most of the Ham Radio operators interested in satellite communications would be knowing GreenCube IO-117 as a Medium Earth Orbit (MEO) satellite with a digipeater on board. Frequency is the same as that of the telemetry channel, 435.310 MHz and the digipeater is scheduled to be activated [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1890,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-1827","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-amateur-radio-ham-radio"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Why is the GreenCube (Italy-Oscar IO-117) Called So? - Johnson&#039;s Techworld<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Why is the GreenCube (Italy-Oscar IO-117) Called So? - Johnson&#039;s Techworld\" \/>\n<meta property=\"og:description\" content=\"Why is the GreenCube (Italy-Oscar IO-117) Called So? Most of the Ham Radio operators interested in satellite communications would be knowing GreenCube IO-117 as a Medium Earth Orbit (MEO) satellite with a digipeater on board. Frequency is the same as that of the telemetry channel, 435.310 MHz and the digipeater is scheduled to be activated [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/\" \/>\n<meta property=\"og:site_name\" content=\"Johnson&#039;s Techworld\" \/>\n<meta property=\"article:published_time\" content=\"2023-04-29T08:24:54+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-09-22T00:48:11+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2023\/04\/Why-is-the-GreenCube-Italy-Oscar-IO-117-called-so.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1315\" \/>\n\t<meta property=\"og:image:height\" content=\"675\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Johnson Francis\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Johnson Francis\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/\"},\"author\":{\"name\":\"Johnson Francis\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/#\\\/schema\\\/person\\\/6201c843e80ccd3578e6196b1d007027\"},\"headline\":\"Why is the GreenCube (Italy-Oscar IO-117) Called So?\",\"datePublished\":\"2023-04-29T08:24:54+00:00\",\"dateModified\":\"2024-09-22T00:48:11+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/\"},\"wordCount\":182,\"publisher\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/#\\\/schema\\\/person\\\/6201c843e80ccd3578e6196b1d007027\"},\"image\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/wp-content\\\/uploads\\\/2023\\\/04\\\/Why-is-the-GreenCube-Italy-Oscar-IO-117-called-so.jpg\",\"articleSection\":[\"Amateur Radio (Ham Radio)\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/\",\"name\":\"Why is the GreenCube (Italy-Oscar IO-117) Called So? - Johnson&#039;s Techworld\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/wp-content\\\/uploads\\\/2023\\\/04\\\/Why-is-the-GreenCube-Italy-Oscar-IO-117-called-so.jpg\",\"datePublished\":\"2023-04-29T08:24:54+00:00\",\"dateModified\":\"2024-09-22T00:48:11+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/#primaryimage\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/wp-content\\\/uploads\\\/2023\\\/04\\\/Why-is-the-GreenCube-Italy-Oscar-IO-117-called-so.jpg\",\"contentUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/wp-content\\\/uploads\\\/2023\\\/04\\\/Why-is-the-GreenCube-Italy-Oscar-IO-117-called-so.jpg\",\"width\":1315,\"height\":675},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/why-is-the-greencube-italian-oscar-io-117-called-so\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Why is the GreenCube (Italy-Oscar IO-117) Called So?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/#website\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/\",\"name\":\"Johnson's Techworld\",\"description\":\"Johnson&#039;s Techworld\",\"publisher\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/#\\\/schema\\\/person\\\/6201c843e80ccd3578e6196b1d007027\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/#\\\/schema\\\/person\\\/6201c843e80ccd3578e6196b1d007027\",\"name\":\"Johnson Francis\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/wp-content\\\/uploads\\\/2025\\\/01\\\/channels4_profile.jpg\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/wp-content\\\/uploads\\\/2025\\\/01\\\/channels4_profile.jpg\",\"contentUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/wp-content\\\/uploads\\\/2025\\\/01\\\/channels4_profile.jpg\",\"width\":600,\"height\":600,\"caption\":\"Johnson Francis\"},\"logo\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/wp-content\\\/uploads\\\/2025\\\/01\\\/channels4_profile.jpg\"},\"description\":\"Amateur Radio Operator VU2JO. Originally licensed as VU2JFP with Grade 1 license in 1985. Upgraded to Advanced Grade in 1988 and was allotted new callsign to VU2JO\",\"sameAs\":[\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\",\"https:\\\/\\\/www.youtube.com\\\/@johnsonstechworld\\\/\"],\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/techworld\\\/author\\\/jf\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Why is the GreenCube (Italy-Oscar IO-117) Called So? - Johnson&#039;s Techworld","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/","og_locale":"en_US","og_type":"article","og_title":"Why is the GreenCube (Italy-Oscar IO-117) Called So? - Johnson&#039;s Techworld","og_description":"Why is the GreenCube (Italy-Oscar IO-117) Called So? Most of the Ham Radio operators interested in satellite communications would be knowing GreenCube IO-117 as a Medium Earth Orbit (MEO) satellite with a digipeater on board. Frequency is the same as that of the telemetry channel, 435.310 MHz and the digipeater is scheduled to be activated [&hellip;]","og_url":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/","og_site_name":"Johnson&#039;s Techworld","article_published_time":"2023-04-29T08:24:54+00:00","article_modified_time":"2024-09-22T00:48:11+00:00","og_image":[{"width":1315,"height":675,"url":"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2023\/04\/Why-is-the-GreenCube-Italy-Oscar-IO-117-called-so.jpg","type":"image\/jpeg"}],"author":"Johnson Francis","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Johnson Francis","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/#article","isPartOf":{"@id":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/"},"author":{"name":"Johnson Francis","@id":"https:\/\/johnsonfrancis.org\/techworld\/#\/schema\/person\/6201c843e80ccd3578e6196b1d007027"},"headline":"Why is the GreenCube (Italy-Oscar IO-117) Called So?","datePublished":"2023-04-29T08:24:54+00:00","dateModified":"2024-09-22T00:48:11+00:00","mainEntityOfPage":{"@id":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/"},"wordCount":182,"publisher":{"@id":"https:\/\/johnsonfrancis.org\/techworld\/#\/schema\/person\/6201c843e80ccd3578e6196b1d007027"},"image":{"@id":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/#primaryimage"},"thumbnailUrl":"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2023\/04\/Why-is-the-GreenCube-Italy-Oscar-IO-117-called-so.jpg","articleSection":["Amateur Radio (Ham Radio)"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/","url":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/","name":"Why is the GreenCube (Italy-Oscar IO-117) Called So? - Johnson&#039;s Techworld","isPartOf":{"@id":"https:\/\/johnsonfrancis.org\/techworld\/#website"},"primaryImageOfPage":{"@id":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/#primaryimage"},"image":{"@id":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/#primaryimage"},"thumbnailUrl":"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2023\/04\/Why-is-the-GreenCube-Italy-Oscar-IO-117-called-so.jpg","datePublished":"2023-04-29T08:24:54+00:00","dateModified":"2024-09-22T00:48:11+00:00","breadcrumb":{"@id":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/#primaryimage","url":"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2023\/04\/Why-is-the-GreenCube-Italy-Oscar-IO-117-called-so.jpg","contentUrl":"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2023\/04\/Why-is-the-GreenCube-Italy-Oscar-IO-117-called-so.jpg","width":1315,"height":675},{"@type":"BreadcrumbList","@id":"https:\/\/johnsonfrancis.org\/techworld\/why-is-the-greencube-italian-oscar-io-117-called-so\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/johnsonfrancis.org\/techworld\/"},{"@type":"ListItem","position":2,"name":"Why is the GreenCube (Italy-Oscar IO-117) Called So?"}]},{"@type":"WebSite","@id":"https:\/\/johnsonfrancis.org\/techworld\/#website","url":"https:\/\/johnsonfrancis.org\/techworld\/","name":"Johnson's Techworld","description":"Johnson&#039;s Techworld","publisher":{"@id":"https:\/\/johnsonfrancis.org\/techworld\/#\/schema\/person\/6201c843e80ccd3578e6196b1d007027"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/johnsonfrancis.org\/techworld\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":["Person","Organization"],"@id":"https:\/\/johnsonfrancis.org\/techworld\/#\/schema\/person\/6201c843e80ccd3578e6196b1d007027","name":"Johnson Francis","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2025\/01\/channels4_profile.jpg","url":"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2025\/01\/channels4_profile.jpg","contentUrl":"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2025\/01\/channels4_profile.jpg","width":600,"height":600,"caption":"Johnson Francis"},"logo":{"@id":"https:\/\/johnsonfrancis.org\/techworld\/wp-content\/uploads\/2025\/01\/channels4_profile.jpg"},"description":"Amateur Radio Operator VU2JO. Originally licensed as VU2JFP with Grade 1 license in 1985. Upgraded to Advanced Grade in 1988 and was allotted new callsign to VU2JO","sameAs":["https:\/\/johnsonfrancis.org\/techworld","https:\/\/www.youtube.com\/@johnsonstechworld\/"],"url":"https:\/\/johnsonfrancis.org\/techworld\/author\/jf\/"}]}},"_links":{"self":[{"href":"https:\/\/johnsonfrancis.org\/techworld\/wp-json\/wp\/v2\/posts\/1827","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/johnsonfrancis.org\/techworld\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/johnsonfrancis.org\/techworld\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/johnsonfrancis.org\/techworld\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/johnsonfrancis.org\/techworld\/wp-json\/wp\/v2\/comments?post=1827"}],"version-history":[{"count":13,"href":"https:\/\/johnsonfrancis.org\/techworld\/wp-json\/wp\/v2\/posts\/1827\/revisions"}],"predecessor-version":[{"id":10950,"href":"https:\/\/johnsonfrancis.org\/techworld\/wp-json\/wp\/v2\/posts\/1827\/revisions\/10950"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/johnsonfrancis.org\/techworld\/wp-json\/wp\/v2\/media\/1890"}],"wp:attachment":[{"href":"https:\/\/johnsonfrancis.org\/techworld\/wp-json\/wp\/v2\/media?parent=1827"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/johnsonfrancis.org\/techworld\/wp-json\/wp\/v2\/categories?post=1827"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/johnsonfrancis.org\/techworld\/wp-json\/wp\/v2\/tags?post=1827"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}