{"id":28687,"date":"2022-02-04T15:13:28","date_gmt":"2022-02-04T14:13:28","guid":{"rendered":"https:\/\/www.asi.it\/?p=28687"},"modified":"2022-02-04T15:33:39","modified_gmt":"2022-02-04T14:33:39","slug":"erebus","status":"publish","type":"post","link":"https:\/\/www.asi.it\/en\/2022\/02\/erebus\/","title":{"rendered":"Erebus"},"content":{"rendered":"The Antarctic volcano as seen by PRISMA\r\n\r\n<!--more-->\r\n<p class=\"x_x_MsoNormal\"><span lang=\"EN-US\">This picture, acquired by PRISMA on December 8th 2021, shows the <strong>Erebus volcano in Ross Island<\/strong> (Antarctica), in a <em>pansharpening<\/em> of a short-wave infrared (SWIR) processing.\u00a0<\/span><span lang=\"EN-US\">Erebus is the most southern active volcano on Earth.<\/span><\/p>\r\n<p class=\"x_x_MsoNormal\"><span lang=\"EN-US\">Reddish colours indicate points at <strong>higher reflection<\/strong> (or emission) in bands of the <strong>electromagnetic spectrum<\/strong> that are closer to the thermal infrared.\u00a0<\/span><span lang=\"EN-US\">In the lower (southern) side of the picture it is possible to notice the hot volcanic caldera.<\/span><\/p>\r\n<p class=\"x_x_MsoNormal\"><span lang=\"EN-US\">It is also possible to notice the different SWIR trace of the flanks of the volcano exposed to the direct sunlight (towards north and northeast) compared to the ones exposed to the shadow (towards south and southwest), even if without the ice cover in both cases.\u00a0<\/span><span lang=\"EN-US\">\u00a0<\/span><\/p>\r\n<a href=\"https:\/\/www.asi.it\/wp-content\/uploads\/2022\/02\/Erebus.jpg\" target=\"_blank\" rel=\"noopener\"><strong>Download<\/strong><\/a> the full frame image in jpg.\r\n<p class=\"x_x_MsoNormal\"><i><span lang=\"EN-US\">Data\/Information generated by Gabriele Impresario\u00a0\u2013 Agenzia Spaziale Italiana,\u00a0under an ASI License to Use; Original PRISMA Product &#8211; \u00a9 ASI \u2013 (2021). All rights reserved.<\/span><\/i><\/p>","protected":false},"excerpt":{"rendered":"<p>The Antarctic volcano as seen by PRISMA<\/p>\n","protected":false},"author":4,"featured_media":28684,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"categories":[50],"tags":[],"class_list":["post-28687","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-earth-science"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.9 (Yoast SEO v25.9) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Erebus - 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