{"id":138269,"date":"2022-04-18T09:02:28","date_gmt":"2022-04-18T14:02:28","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2022\/04\/brrr-webbs-miri-has-reached-6-4-kelvin-just-a-few-degrees-above-absolute-zero"},"modified":"2022-04-18T09:02:28","modified_gmt":"2022-04-18T14:02:28","slug":"brrr-webbs-miri-has-reached-6-4-kelvin-just-a-few-degrees-above-absolute-zero","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2022\/04\/brrr-webbs-miri-has-reached-6-4-kelvin-just-a-few-degrees-above-absolute-zero","title":{"rendered":"Brrr. Webb\u2019s MIRI has Reached 6.4 Kelvin, Just a few Degrees Above Absolute Zero"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/brrr-webbs-miri-has-reached-6-4-kelvin-just-a-few-degrees-above-absolute-zero2.jpg\"><\/a><\/p>\n<p>The latest update on the James Webb Space Telescope literally sent a shiver down my spine! The telescope\u2019s Mid-Infrared Instrument (MIRI) has now reached its operating temperature of a chilly 7 kelvins (7 deg above absolute 0, or-266 degrees C,-447 degrees F).<\/p>\n<p>MIRI has now been turned on and is undergoing initial checkouts.<\/p>\n<p>This frigid temp is colder than JWST\u2019s other three instruments need to be, since MIRI detects longer infrared wavelengths than the rest of the instruments. But still, all the instruments need to reach extremely low temperatures \u2014 less than 40 K (&minus;223 degrees Celsius,-369.4 degrees Fahrenheit).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The latest update on the James Webb Space Telescope literally sent a shiver down my spine! The telescope\u2019s Mid-Infrared Instrument (MIRI) has now reached its operating temperature of a chilly 7 kelvins (7 deg above absolute 0, or-266 degrees C,-447 degrees F). MIRI has now been turned on and is undergoing initial checkouts. This frigid [\u2026]<\/p>\n","protected":false},"author":465,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-138269","post","type-post","status-publish","format-standard","hentry","category-space"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/138269","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/465"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=138269"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/138269\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=138269"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=138269"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=138269"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}