{"id":17816,"date":"2015-01-25T20:17:00","date_gmt":"2015-01-25T20:17:00","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=17816"},"modified":"2015-03-02T21:27:37","modified_gmt":"2015-03-02T21:27:37","slug":"improvements-in-volcanic-ash-detection-with-himawari-8","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/17816","title":{"rendered":"Improvements in Volcanic Ash detection with Himawari-8"},"content":{"rendered":"<div id=\"attachment_17819\" style=\"width: 490px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/01\/Himawari8_FalseColorVolcano_0230_25January.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-17819\" class=\"wp-image-17819 size-medium\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/01\/Himawari8_FalseColorVolcano_0230_25January.png\" alt=\"Himawari8_FalseColorVolcano_0230_25January\" width=\"480\" height=\"325\" \/><\/a><p id=\"caption-attachment-17819\" class=\"wp-caption-text\"><strong>Himawari-8 False Color Imagery during an eruption of Klyuchevskoy Volcano, 0230 UTC 25 January 2015. Colors derived from bands as indicated<\/strong> (Click to enlarge)<\/p><\/div>\n<p>Satellite data are used routinely to monitor Volcanoes for eruptions that can be potential aviation hazards. The Himawari-8 false-color image, above, derived from Himawari-8 AHI data, includes a volcanic plume that, even without the image annotation, is easy to detect. Consider the same scene, below, derived from MTSAT-2 imagery. The volcanic plume is far more difficult to discern. The superior spatial resolution on Himawari-8 IR channel data (2-km, vs 5-km on MTSAT) allows for better detection of this ash plume from Klyuchevskoy.<\/p>\n<div id=\"attachment_17817\" style=\"width: 490px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/01\/MTSAT2_FalseColorVolcano_0232_25January.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-17817\" class=\"wp-image-17817 size-medium\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2015\/01\/MTSAT2_FalseColorVolcano_0232_25January.png\" alt=\"MTSAT2_FalseColorVolcano_0232_25January\" width=\"480\" height=\"325\" \/><\/a><p id=\"caption-attachment-17817\" class=\"wp-caption-text\"><strong>MTSAT-2 False Color Imagery during an eruption of Klyuchevskoy Volcano, 0232 UTC 25 January 2015. Colors derived from bands as indicated<\/strong> (Click to enlarge)<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Satellite data are used routinely to monitor Volcanoes for eruptions that can be potential aviation hazards. The Himawari-8 false-color image, above, derived from Himawari-8 AHI data, includes a volcanic plume that, even without the image annotation, is easy to detect. Consider the same scene, below, derived from MTSAT-2 imagery. The volcanic plume is far more [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[62,20,9],"tags":[],"class_list":["post-17816","post","type-post","status-publish","format-standard","hentry","category-himawari-8","category-mtsat","category-volcanic-activity"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/17816","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/comments?post=17816"}],"version-history":[{"count":10,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/17816\/revisions"}],"predecessor-version":[{"id":17828,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/17816\/revisions\/17828"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=17816"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=17816"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=17816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}