{"id":1656,"date":"2019-09-03T15:14:43","date_gmt":"2019-09-03T19:14:43","guid":{"rendered":"https:\/\/www2.whoi.edu\/site\/itp\/?page_id=1656"},"modified":"2022-03-23T09:04:09","modified_gmt":"2022-03-23T13:04:09","slug":"itp-23-final-data","status":"publish","type":"page","link":"https:\/\/www2.whoi.edu\/site\/itp\/data\/completed-missions\/itp-23-overview\/itp-23-final-data\/","title":{"rendered":"ITP 023 Final Data"},"content":{"rendered":"\n\n\t<h1>ITP23 Data Description<\/h1>\n\t<p>The ITP profiler was configured to operate with a standard sampling schedule of 2 one-way profiles between 7 and 750 m depth each day.\u00a0 In the surface package, the GPS receiver was powered hourly to obtain locations, and buoy temperature and battery voltage status were recorded.<\/p>\n<p>The buoy drifted moderately slowly along the northern perimeter of the Beaufort Gyre toward Ellesmere Island and Greenland towards Fram Strait for the first 18 months of its lifetime, then turned west.\u00a0 Quite unexpectedly, the profiler quit communicating 5 months later as the system was approaching the continental shelf, and the battery voltage of the profiler was still high.\u00a0 At the same time, GPS fixes became intermittent, suggesting that they buoy may have become involved in ice ridging which presumably broke the modem circuit with the underwater unit.\u00a0 Finally, after drifting over 6400 km in 3 full years, the surface packaged ceased communicating while heading towards the northern straits of the Canadian Archipelago.<\/p>\n<p>The plots to the right are of the final, calibrated, edited data (as opposed to the raw data presented on the active instrument pages).<\/p>\n<p>See the Data Products tab to the left for descriptions of the three levels (I, II, III) of data processing and to access all data.<\/p>\n\n\n\nLevel III 1-db bin-averaged processed profile data in MATLAB format:\u00a0<a href=\"https:\/\/scienceweb.whoi.edu\/itp\/data\/itp23final.mat\">itp23final.mat<\/a><br \/>\nLevel III 1-db bin-averaged processed profile data in ASCII format:\u00a0<a href=\"https:\/\/scienceweb.whoi.edu\/itp\/data\/itp23final.tar.Z\">itp23final.tar.Z<\/a>\u00a0and\u00a0<a href=\"https:\/\/scienceweb.whoi.edu\/itp\/data\/itp23final.zip\">itp23final.zip<\/a>\n\t\t\t\t<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/itp23loc1f_331637.jpg\" target=\"_self\" rel=\"noopener\">\n\t\t\t\t<img loading=\"lazy\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/itp23loc1f_331637.jpg\" alt=\"Plot of buoy locations.\" height=\"805\" width=\"900\" title=\"itp23loc1f_331637\" \/>\n\t\t\t\t<\/a>\n\t\tPlot of buoy locations.\n\t\t\t\t<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/itp23dat3f_331673.jpg\" target=\"_self\" rel=\"noopener\">\n\t\t\t\t<img loading=\"lazy\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/itp23dat3f_331673.jpg\" alt=\"ITP 23 Temperature and Salinity contours.\" height=\"1570\" width=\"1070\" title=\"itp23dat3f_331673\" \/>\n\t\t\t\t<\/a>\n\t\tITP 23 Temperature and Salinity contours.\n\t\t\t\t<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/itp23dat2f_331693.jpg\" target=\"_self\" rel=\"noopener\">\n\t\t\t\t<img loading=\"lazy\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/itp23dat2f_331693.jpg\" alt=\"Composite plot of ITP temperature and salinity profiles.\" height=\"1300\" width=\"1100\" title=\"itp23dat2f_331693\" \/>\n\t\t\t\t<\/a>\n\t\tComposite plot of ITP temperature and salinity profiles.\n\t\t\t\t<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/itp23dat3f_331675.jpg\" target=\"_self\" rel=\"noopener\">\n\t\t\t\t<img loading=\"lazy\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/itp23dat3f_331675.jpg\" alt=\"ITP23 dissolved oxygen contours.\" height=\"1570\" width=\"1070\" title=\"itp23dat3f_331675\" \/>\n\t\t\t\t<\/a>\n\t\tITP23 dissolved oxygen contours.\n\t\t\t\t<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/itp23dat4f_331579.jpg\" target=\"_self\" rel=\"noopener\">\n\t\t\t\t<img loading=\"lazy\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/itp23dat4f_331579.jpg\" alt=\"Composite plot of dissolved oxygen profiles.\" height=\"1300\" width=\"600\" title=\"itp23dat4f_331579\" \/>\n\t\t\t\t<\/a>\n\t\tComposite plot of dissolved oxygen profiles.\n\n","protected":false},"excerpt":{"rendered":"<p>ITP23 Data Description The ITP profiler was configured to operate with a standard sampling schedule of 2 one-way profiles between 7 and 750 m depth each day.\u00a0 In the surface package, the GPS receiver was powered hourly to obtain locations, and buoy temperature and battery voltage status were recorded. The buoy drifted moderately slowly along&hellip;<\/p>\n","protected":false},"author":83,"featured_media":0,"parent":1627,"menu_order":3,"comment_status":"closed","ping_status":"closed","template":"tpl-sidebar.php","meta":{"advanced-sidebar-menu\/link-title":"","advanced-sidebar-menu\/exclude-page":false},"_links":{"self":[{"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/pages\/1656"}],"collection":[{"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/users\/83"}],"replies":[{"embeddable":true,"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/comments?post=1656"}],"version-history":[{"count":4,"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/pages\/1656\/revisions"}],"predecessor-version":[{"id":4106,"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/pages\/1656\/revisions\/4106"}],"up":[{"embeddable":true,"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/pages\/1627"}],"wp:attachment":[{"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/media?parent=1656"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}