{"id":1238,"date":"2019-08-29T10:38:33","date_gmt":"2019-08-29T14:38:33","guid":{"rendered":"https:\/\/www2.whoi.edu\/site\/itp\/?page_id=1238"},"modified":"2023-12-12T11:50:08","modified_gmt":"2023-12-12T15:50:08","slug":"itp-10-data-processing","status":"publish","type":"page","link":"https:\/\/www2.whoi.edu\/site\/itp\/data\/completed-missions\/itp-10\/itp-10-data-processing\/","title":{"rendered":"ITP 010 Data Processing"},"content":{"rendered":"\r\n<h1>ITP 10 Data Processing<\/h1>\r\n<p>The 537 profiles that were recovered from the ITP were processed according to the procedures described in the\u00a0<a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/08\/ITP_Data_Processing_Procedures_35803-1.pdf\">ITP Updated Data Processing Procedures<\/a>.\u00a0 The processing parameters for ITP 10 are shown in the figures to the right.\u00a0 Thermohaline staircases are found in some profiles but not prevalent throughout the time series.\u00a0 However, the sensor lags determined from the staircase profiles are consistent.\u00a0 Few instances of biofouling were detected, and only one bad salinity profile was eliminated.\u00a0 Drift speeds never exceeded 30 cm\/s so that the profiler was not hindered from completing full vertical profiles due to hydrodynamic drag.\u00a0 However, the version of the operating software in the 2007 profilers contained an overflow bug which caused instrument resets at random times.\u00a0 ITP 10 experienced 23 resets with complete loss of data for these profiles, and typically incomplete vertical coverage for the next subsequent profiles.<\/p>\r\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>\r\n<p><a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/08\/itp10loc2_106578.jpg\" target=\"_self\" rel=\"noopener noreferrer\"> <img loading=\"lazy\" title=\"itp10loc2_106578\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/08\/itp10loc2_106578.jpg\" alt=\"ITP surface buoy status\" width=\"1000\" height=\"1730\" \/> <\/a> ITP surface buoy status <a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/08\/itp10loc2_106578-1.jpg\" target=\"_self\" rel=\"noopener noreferrer\"> <img loading=\"lazy\" title=\"itp10loc2_106578\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/08\/itp10loc2_106578-1.jpg\" alt=\"ITP profiler engineering data\" width=\"1000\" height=\"1730\" \/> <\/a> ITP profiler engineering data <a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/08\/itp10final1_106582.jpg\" target=\"_self\" rel=\"noopener noreferrer\"> <img loading=\"lazy\" title=\"itp10final1_106582\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/08\/itp10final1_106582.jpg\" alt=\"data\" width=\"2550\" height=\"3300\" \/> <\/a> Number of bad points removed (top); variance of vertical difference of temperature and salinity in step region for up-going profiles; depth of staircase layer; temperature lag (bottom). <a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/08\/itp10final2_106584.jpg\" target=\"_self\" rel=\"noopener noreferrer\"> <img loading=\"lazy\" title=\"itp10final2_106584\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/08\/itp10final2_106584.jpg\" alt=\"Data\" width=\"2550\" height=\"3300\" \/> <\/a> Top: conductivity lag, Middle: conductivity thermal mass amplitude correction, Bottom: conductivity thermal mass lag correction. <a href=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/08\/itp10final3_106586.jpg\" target=\"_self\" rel=\"noopener noreferrer\"> <img loading=\"lazy\" title=\"itp10final3_106586\" src=\"https:\/\/www2.whoi.edu\/site\/itp\/wp-content\/uploads\/sites\/92\/2019\/08\/itp10final3_106586.jpg\" alt=\"Data\" width=\"2550\" height=\"3300\" \/> <\/a> Top: down pressure deviation correction, Middle: salinity ratio adjustment, Bottom: Number of filtered spikes.<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>ITP 10 Data Processing The 537 profiles that were recovered from the ITP were processed according to the procedures described in the\u00a0ITP Updated Data Processing Procedures.\u00a0 The processing parameters for ITP 10 are shown in the figures to the right.\u00a0 Thermohaline staircases are found in some profiles but not prevalent throughout the time series.\u00a0 However,&hellip;<\/p>\n","protected":false},"author":83,"featured_media":0,"parent":4369,"menu_order":1,"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\/1238"}],"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=1238"}],"version-history":[{"count":3,"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/pages\/1238\/revisions"}],"predecessor-version":[{"id":4422,"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/pages\/1238\/revisions\/4422"}],"up":[{"embeddable":true,"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/pages\/4369"}],"wp:attachment":[{"href":"https:\/\/www2.whoi.edu\/site\/itp\/wp-json\/wp\/v2\/media?parent=1238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}