{"id":138126,"date":"2022-04-14T17:04:39","date_gmt":"2022-04-14T22:04:39","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2022\/04\/nasas-james-webb-space-telescope-is-ready-for-calibration-after-chilling-out"},"modified":"2022-04-14T17:04:39","modified_gmt":"2022-04-14T22:04:39","slug":"nasas-james-webb-space-telescope-is-ready-for-calibration-after-chilling-out","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2022\/04\/nasas-james-webb-space-telescope-is-ready-for-calibration-after-chilling-out","title":{"rendered":"NASA\u2019s James Webb Space Telescope is ready for calibration after chilling out"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/nasas-james-webb-space-telescope-is-ready-for-calibration-after-chilling-out.jpg\"><\/a><\/p>\n<p>The JWST has been gradually cooling down ever since its successful, but the telescope took a major step forward on that front when it its massive 70-foot sunshield at the start of the year. That component allowed JWST\u2019s systems, including its critical Mid-Infrared Instrument (MIRI), to drop to a temperature of approximately minus 298 degrees Fahrenheit (or about minus 183 degrees Celsius).<\/p>\n<p>Getting the JWST to its final operating temperature required NASA and the European Space Agency to activate the telescope\u2019s electric \u201ccryocooler.\u201d That in itself involved passing a technical hurdle dubbed the \u201cpinch point,\u201d or the stage at which the James Webb\u2019s instruments went from minus 433 degrees Fahrenheit to minus 448 Fahrenheit.<\/p>\n<p>\u201cThe MIRI cooler team has poured a lot of hard work into developing the procedure for the pinch point,\u201d said Analyn Schneider, MIRI project manager for NASA\u2019s Jet Propulsion Laboratory. \u201cThe team was both excited and nervous going into the critical activity. In the end, it was a textbook execution of the procedure, and the cooler performance is even better than expected.\u201d<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The JWST has been gradually cooling down ever since its successful, but the telescope took a major step forward on that front when it its massive 70-foot sunshield at the start of the year. That component allowed JWST\u2019s systems, including its critical Mid-Infrared Instrument (MIRI), to drop to a temperature of approximately minus 298 degrees [\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-138126","post","type-post","status-publish","format-standard","hentry","category-space"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/138126","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=138126"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/138126\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=138126"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=138126"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=138126"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}