{"id":3683,"date":"2026-02-19T12:33:30","date_gmt":"2026-02-19T11:33:30","guid":{"rendered":"https:\/\/esa-schoolatlas.eu\/esa-schoolatlas\/?post_type=glossary&#038;p=3683"},"modified":"2026-02-19T12:33:30","modified_gmt":"2026-02-19T11:33:30","slug":"oli","status":"publish","type":"glossary","link":"https:\/\/esa-schoolatlas.eu\/esa-schoolatlas\/glossary\/oli\/","title":{"rendered":"OLI"},"content":{"rendered":"<p>Operational Land Imager, <a class=\"glossaryLink\" title=\"Glossary: multispectral\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;multispectral&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Comprising data from different, separated (discrete) spectral bands.&lt;\/div&gt;\" href=\"https:\/\/esa-schoolatlas.eu\/esa-schoolatlas\/glossary\/multispectral\/\" target=\"_blank\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">multispectral<\/a> imaging <a class=\"glossaryLink\" title=\"Glossary: sensor\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;sensor&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Device producing an output in response to incident radiation. Sensors aboard satellites obtain information about features and objects on Earth by detecting radiation reflected or emitted in different bands of the electromagnetic spectrum.&lt;\/div&gt;\" href=\"https:\/\/esa-schoolatlas.eu\/esa-schoolatlas\/glossary\/sensor\/\" target=\"_blank\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">sensor<\/a> on board <a class=\"glossaryLink\" title=\"Glossary: Landsat\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Landsat&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Land Remote-Sensing Satellite, Series of Earth observation satellites first launched in 1973 and operated by the U.S. Earth Observation Satellite Company (EOSAT). Commercialized under the Land Remote-Sensing Commercialization Act of 1984, Landsat is a series of satellites (formerly called ERTS) designed to gather data on the Earth&#x2019;s resources in a regular and systematic manner.&lt;\/div&gt;\" href=\"https:\/\/esa-schoolatlas.eu\/esa-schoolatlas\/glossary\/landsat\/\" target=\"_blank\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Landsat<\/a> 8 and 9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Operational Land Imager, multispectral imaging sensor on board Landsat 8 and 9.<\/p>\n","protected":false},"author":2,"featured_media":0,"menu_order":0,"template":"","meta":{"footnotes":""},"class_list":["post-3683","glossary","type-glossary","status-publish","hentry"],"translation":{"provider":"WPGlobus","version":"3.0.0","language":"en","enabled_languages":["en","es","de","fr","it"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"es":{"title":false,"content":false,"excerpt":false},"de":{"title":false,"content":false,"excerpt":false},"fr":{"title":false,"content":false,"excerpt":false},"it":{"title":false,"content":false,"excerpt":false}}},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - 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