{"id":60,"date":"2012-08-26T06:37:18","date_gmt":"2012-08-26T06:37:18","guid":{"rendered":"https:\/\/staffblogs.le.ac.uk\/mars\/2012\/08\/26\/saturday-25th-august-sol-19\/"},"modified":"2024-11-26T17:38:20","modified_gmt":"2024-11-26T17:38:20","slug":"saturday-25th-august-sol-19","status":"publish","type":"post","link":"https:\/\/staffblogs.le.ac.uk\/mars\/2012\/08\/26\/saturday-25th-august-sol-19\/","title":{"rendered":"Saturday 25th August Sol 19"},"content":{"rendered":"<p>In the next few days we are expecting the first measurements by&nbsp;the SAM mass spectrometer instrument (inlet on the top surface of Curiosity) of the Mars atmosphere.&nbsp;&nbsp;&nbsp;The first&nbsp;situ measurements of the Martian atmosphere were made by Viking in 1976. Owen and Biemann published the first noble gas isotopic ratio obtained on the surface of another planet, argon-36 to argon-40, as 2750\u00b1500.&nbsp; Viking also found upper limits for other noble gases and their ratios.&nbsp; Three years later, the meteorite Elephant Moraine 79001 was discovered in Antarctica.&nbsp; EETA 79001 belongs to the group of SNC meteorites, and there was debate that those young basalts might be from Mars.&nbsp; This meteorite is composed of three different rock types, one of which is glass produced by high velocity impact on its parent body.&nbsp; In this glass Bogard and Johnson in 1983 found noble gases that they compared to the Viking data.&nbsp; Their findings supported earlier suggestions that EETA 79001 and other meteorites form the same group are from Mars.&nbsp; <\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the next few days we are expecting the first measurements by&nbsp;the SAM mass spectrometer instrument (inlet on the top surface of Curiosity) of the Mars atmosphere.&nbsp;&nbsp;&nbsp;The first&nbsp;situ measurements of the Martian atmosphere were made by Viking in 1976. Owen and Biemann published the first noble gas isotopic ratio obtained on the surface of another [&hellip;]<\/p>\n","protected":false},"author":273,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-60","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/posts\/60","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/users\/273"}],"replies":[{"embeddable":true,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/comments?post=60"}],"version-history":[{"count":1,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/posts\/60\/revisions"}],"predecessor-version":[{"id":762,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/posts\/60\/revisions\/762"}],"wp:attachment":[{"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/media?parent=60"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/categories?post=60"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/tags?post=60"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}