{"id":3476,"date":"2026-02-19T11:28:06","date_gmt":"2026-02-19T10:28:06","guid":{"rendered":"https:\/\/esa-schoolatlas.eu\/esa-schoolatlas\/?post_type=glossary&#038;p=3476"},"modified":"2026-02-19T11:28:06","modified_gmt":"2026-02-19T10:28:06","slug":"enhanced-thematic-mapper","status":"publish","type":"glossary","link":"https:\/\/esa-schoolatlas.eu\/esa-schoolatlas\/de\/glossary\/enhanced-thematic-mapper\/","title":{"rendered":"Enhanced Thematic Mapper"},"content":{"rendered":"<p>(ETM+) An eight-<a class=\"glossaryLink\"  title=\"Glossary: band\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;band&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;A region of the electromagnetic spectrum to which a remote sensor responds; a multispectral sensor makes measurements in a number of spectral bands.&lt;\/div&gt;\"  href=\"https:\/\/esa-schoolatlas.eu\/esa-schoolatlas\/de\/glossary\/band\/\"  target=\"_blank\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>band<\/a> <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\/de\/glossary\/multispectral\/\" target=\"_blank\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">multispectral<\/a> <a class=\"glossaryLink\" title=\"Glossary: scanning radiometer\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;scanning radiometer&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;An imaging system consisting of lenses, moving mirrors, and solid-state image sensors used to obtain observations of the Earth and its atmosphere.&lt;\/div&gt;\" href=\"https:\/\/esa-schoolatlas.eu\/esa-schoolatlas\/de\/glossary\/scanning-radiometer\/\" target=\"_blank\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">scanning radiometer<\/a> onboard the <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\/de\/glossary\/landsat\/\" target=\"_blank\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Landsat<\/a> 7 <a class=\"glossaryLink\" title=\"Glossary: satellite\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;satellite&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;A free-flying object orbiting the Earth, another planet, or the sun.&lt;\/div&gt;\" href=\"https:\/\/esa-schoolatlas.eu\/esa-schoolatlas\/de\/glossary\/satellite\/\" target=\"_blank\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">satellite<\/a> that provides high-<a class=\"glossaryLink\" title=\"Glossary: resolution\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;resolution&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Level of detail an image holds. It is typically measured by the size of pixels (area on the Earth surface covered by one pixel) in the image, often expressed as width &#xD7; height, and indicates how much detail can be captured or displayed. Higher resolution means more detail and clarity in the image.&lt;\/div&gt;\" href=\"https:\/\/esa-schoolatlas.eu\/esa-schoolatlas\/de\/glossary\/resolution\/\" target=\"_blank\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">resolution<\/a> imaging information of the Earth&#x2019;s surface.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>(ETM+) An eight-band multispectral scanning radiometer onboard the Landsat 7 satellite that provides high-resolution imaging information of the Earth&#x2019;s surface.<\/p>\n","protected":false},"author":2,"featured_media":0,"menu_order":0,"template":"","meta":{"footnotes":""},"class_list":["post-3476","glossary","type-glossary","status-publish","hentry"],"translation":{"provider":"WPGlobus","version":"3.0.0","language":"de","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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