{"id":20177,"date":"2015-12-04T06:59:27","date_gmt":"2015-12-04T06:59:27","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=20177"},"modified":"2015-12-07T22:13:21","modified_gmt":"2015-12-07T22:13:21","slug":"mtsat-2-satellite-is-decommissioned","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/20177","title":{"rendered":"MTSAT-1R satellite is decommissioned"},"content":{"rendered":"

\"Himawari-8<\/a>

Himawari-8 (left) and MTSAT-2 (right) water vapor channel images [click to play animation]<\/p><\/div>Now that Himawari-8 is their operational geostationary satellite, the Japanese Meteorological Agency (JMA<\/strong><\/a>) decommissioned<\/strong><\/a> MTSAT-1R (which was relaying the direct broadcast of MTSAT-2 imagery) as of 0630 UTC on 04 December 2015. A comparison of the final 5 hours of available MTSAT-2 6.75 \u00b5m<\/em> water vapor channel images with the coresponding 6.2 \u00b5m<\/em> water vapor channel images from Himawari-8 (above)<\/strong><\/em> demonstrated the advantages of improvements in both spatial resolution (2-km with Himawari, vs 4-km with MTSAT)<\/em> and temproal resolution (10-minute with Himawari, vs 30-minute with MTSAT)<\/em> for resolving the signature of middle-tropospheric waves within a dry slot in the wake of an occluded storm-force low over the North Pacific Ocean (surface analyses<\/a><\/strong>).<\/p>\n

In addition, there are 3 water vapor channels on the Himawari-8 AHI<\/strong><\/a> instrument – a comparison of these 3 water vapor bands (below)<\/strong><\/em> offers a closer look at the aforementioned waves within the dry slot. The weighting functions for each of the 3 water vapor bands (centred at 6.2 \u00b5m, 6.9 \u00b5m, and 7.3 \u00b5m)<\/em> peak at progressivesly lower altitudes, providing different views of features within those particular atmospheric layers. The same color enhancement is applied to the 3 sets of water vapor images — note that warmer brightness temperatures (yellow to orange colors)<\/em> dominate the 6.9 \u00b5m and 7.3 \u00b5m images (which are showing features at lower altitudes, where the atmosphere is warmer).<\/p>\n

\"Himawari-8<\/a>

Himawari-8 AHI 6.2 \u00b5m (top), 6.9 \u00b5m (middle), and 7.3 \u00b5m (bottom) water vapor channel images [click to play animation]<\/p><\/div>Similar improvements in spatial and temporal resolution will be seen with imagery from the upcoming GOES-R<\/a> ABI<\/a><\/strong>, which will also feature 3 similar water vapor bands (weighting functions<\/strong><\/a>); however, the ABI will provide full-disk images every 5 minutes.<\/p>\n","protected":false},"excerpt":{"rendered":"

Now that Himawari-8 is their operational geostationary satellite, the Japanese Meteorological Agency (JMA) decommissioned MTSAT-1R (which was relaying the direct broadcast of MTSAT-2 imagery) as of 0630 UTC on 04 December 2015. A comparison of the final 5 hours of available MTSAT-2 6.75 \u00b5m water vapor channel images with the coresponding 6.2 \u00b5m water vapor […]<\/p>\n","protected":false},"author":18,"featured_media":20179,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[34,62,20],"tags":[],"class_list":["post-20177","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goes-r","category-himawari-8","category-mtsat"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/20177","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\/18"}],"replies":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/comments?post=20177"}],"version-history":[{"count":10,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/20177\/revisions"}],"predecessor-version":[{"id":20188,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/20177\/revisions\/20188"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/20179"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=20177"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=20177"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=20177"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}