{"id":2157,"date":"2019-09-19T16:44:42","date_gmt":"2019-09-19T20:44:42","guid":{"rendered":"https:\/\/www2.whoi.edu\/site\/itp\/?page_id=2157"},"modified":"2021-07-20T13:05:27","modified_gmt":"2021-07-20T17:05:27","slug":"itp42-recovery","status":"publish","type":"page","link":"https:\/\/www2.whoi.edu\/site\/itp\/data\/completed-missions\/itp42\/itp42-recovery\/","title":{"rendered":"ITP 042 Recovery"},"content":{"rendered":"\r\n\t<h1>ITP42 Recovery Operations<\/h1>\r\n\t<p>After 6 months of excellent profiling data acquisition and telemetry, the battery pack in ITP 42 profiler inexplicably exhausted.\u00a0 Fortunately, the surface package continued to acquire GPS locations and send status back daily via the Iridium transmissions so that when the JOIS 2011 expedition approached the vicinity of the buoy in July 2011, recovery of the system could be attempted. \u00a0Besides retrieving the hardware for refurbishment and reuse, the instrument is needed to determine the cause of the battery failure.<\/p>\r\n<p>On the morning of July 31<sup>st<\/sup>, a helicopter reconnaissance was conducted and ITP 42 was located over 20 miles away from the ship sitting in melt pond.\u00a0 The IMB that was deployed near the ITP was still on the same icefloe, but the AOFB buoy was nowhere to be found.\u00a0 The IMB was still sending data, so was to be left undisturbed during the ITP recovery operation.<\/p>\r\n<p>The ship arrived onsite in the afternoon and the Captain proceeded to expertly guide the vessel over the floe, so that it separated the ITP and left the IMB.\u00a0 The surface package was tagged by a crewmember using the manbasket, and the system methodically hauled onboard using the mooring winch.\u00a0 Within an hour, the profiler appeared perfectly undamaged resting on the bumper and was brought onboard.\u00a0 Later testing determined that the profiler functioned perfectly and that the failure could only be explained by a rare bad lithium battery pack.<\/p>\r\n<p>More information and photos on the deployment operation are also available at:\u00a0<a href=\"https:\/\/www.whoi.edu\/page.do?pid=72896\">https:\/\/www.whoi.edu\/page.do?pid=72896<\/a>.<\/p>\r\n\t\t\t\t<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/073111_1514r_449833-1.jpg\" target=\"_self\" rel=\"noopener noreferrer\">\r\n\t\t\t\t<img loading=\"lazy\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/073111_1514r_449833-1.jpg\" alt=\"Seaman Barney Noseworthy attaches the winch cable to the surface package\" height=\"716\" width=\"1034\" title=\"OLYMPUS DIGITAL CAMERA\" \/>\r\n\t\t\t\t<\/a>\r\n\t\tAfter breaking ITP 42 away from the floe, Seaman Barney Noseworthy attaches the winch cable to the surface package. (Gary Morgan)\r\n\t\t\t\t<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/073111_1530r_449861.jpg\" target=\"_self\" rel=\"noopener noreferrer\">\r\n\t\t\t\t<img loading=\"lazy\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/073111_1530r_449861.jpg\" alt=\"John Kemp prepares to bring the surface package on deck.\" height=\"699\" width=\"974\" title=\"OLYMPUS DIGITAL CAMERA\" \/>\r\n\t\t\t\t<\/a>\r\n\t\tJohn Kemp prepares to bring the surface package on deck. (Gary Morgan)\r\n\t\t\t\t<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/DSC_4409_449933.jpg\" target=\"_self\" rel=\"noopener noreferrer\">\r\n\t\t\t\t<img loading=\"lazy\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/DSC_4409_449933.jpg\" alt=\"The surface electronics package is disengaged from the ITP tether by Rick Krishfield and Steve Lambert\" height=\"2592\" width=\"3872\" title=\"DSC_4409_449933\" \/>\r\n\t\t\t\t<\/a>\r\n\t\tThe surface electronics package is disengaged from the ITP tether by Rick Krishfield and Steve Lambert. (Mary-Louise Timmermans)\r\n\t\t\t\t<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/DSCN6924_449895.jpg\" target=\"_self\" rel=\"noopener noreferrer\">\r\n\t\t\t\t<img loading=\"lazy\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/DSCN6924_449895.jpg\" alt=\"the dual capstan Lebus mooring winch\" height=\"2304\" width=\"3072\" title=\"DSCN6924_449895\" \/>\r\n\t\t\t\t<\/a>\r\n\t\tWith the surface electronics removed, the dual capstan Lebus mooring winch is used to haul in the tether and wrap the wire onto a spool. (Rick Krishfield)\r\n\t\t\t\t<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/DSCN6932_449915.jpg\" target=\"_self\" rel=\"noopener noreferrer\">\r\n\t\t\t\t<img loading=\"lazy\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/DSCN6932_449915.jpg\" alt=\"The prize arrives when a completely clean and intact ITP 42 profiler emerges from the ocean.\" height=\"3072\" width=\"2304\" title=\"DSCN6932_449915\" \/>\r\n\t\t\t\t<\/a>\r\n\t\tThe prize arrives when a completely clean and intact ITP 42 profiler emerges from the ocean. (Rick Krishfield)\r\n\t\t\t\t<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/DSC_4557_449897.jpg\" target=\"_self\" rel=\"noopener noreferrer\">\r\n\t\t\t\t<img loading=\"lazy\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/09\/DSC_4557_449897.jpg\" alt=\"The profiler is brought onboard by Bosun Rico Amario.\" height=\"2592\" width=\"3872\" title=\"DSC_4557_449897\" \/>\r\n\t\t\t\t<\/a>\r\n\t\tThe profiler is brought onboard by Bosun Rico Amario. (Mary-Louise Timmermans)\r\n","protected":false},"excerpt":{"rendered":"<p>ITP42 Recovery Operations After 6 months of excellent profiling data acquisition and telemetry, the battery pack in ITP 42 profiler inexplicably exhausted.\u00a0 Fortunately, the surface package continued to acquire GPS locations and send status back daily via the Iridium transmissions so that when the JOIS 2011 expedition approached the vicinity of the buoy in July&hellip;<\/p>\n","protected":false},"author":83,"featured_media":0,"parent":2142,"menu_order":2,"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\/2157"}],"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=2157"}],"version-history":[{"count":3,"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/pages\/2157\/revisions"}],"predecessor-version":[{"id":3565,"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/pages\/2157\/revisions\/3565"}],"up":[{"embeddable":true,"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/pages\/2142"}],"wp:attachment":[{"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/media?parent=2157"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}