CINXE.COM

<!DOCTYPE html> <html class="client-nojs vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available" lang="en" dir="ltr"> <head> <meta charset="UTF-8"> <title>Nautical mile - Wikipedia</title> <script>(function(){var className="client-js vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available";var cookie=document.cookie.match(/(?:^|; )enwikimwclientpreferences=([^;]+)/);if(cookie){cookie[1].split('%2C').forEach(function(pref){className=className.replace(new RegExp('(^| )'+pref.replace(/-clientpref-\w+$|[^\w-]+/g,'')+'-clientpref-\\w+( |$)'),'$1'+pref+'$2');});}document.documentElement.className=className;}());RLCONF={"wgBreakFrames":false,"wgSeparatorTransformTable":["",""],"wgDigitTransformTable":["",""],"wgDefaultDateFormat":"dmy", "wgMonthNames":["","January","February","March","April","May","June","July","August","September","October","November","December"],"wgRequestId":"e910bffd-9d18-4654-87c6-b0b4e0a2e590","wgCanonicalNamespace":"","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":0,"wgPageName":"Nautical_mile","wgTitle":"Nautical mile","wgCurRevisionId":1257390839,"wgRevisionId":1257390839,"wgArticleId":21289,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":["CS1: long volume value","CS1 French-language sources (fr)","Articles with short description","Short description is different from Wikidata","Articles containing Latin-language text","All articles with unsourced statements","Articles with unsourced statements from June 2023","Units of measurement in navigation","Units of length","Customary units of measurement in the United States"],"wgPageViewLanguage":"en","wgPageContentLanguage":"en","wgPageContentModel":"wikitext", "wgRelevantPageName":"Nautical_mile","wgRelevantArticleId":21289,"wgIsProbablyEditable":true,"wgRelevantPageIsProbablyEditable":true,"wgRestrictionEdit":[],"wgRestrictionMove":[],"wgNoticeProject":"wikipedia","wgCiteReferencePreviewsActive":false,"wgFlaggedRevsParams":{"tags":{"status":{"levels":1}}},"wgMediaViewerOnClick":true,"wgMediaViewerEnabledByDefault":true,"wgPopupsFlags":0,"wgVisualEditor":{"pageLanguageCode":"en","pageLanguageDir":"ltr","pageVariantFallbacks":"en"},"wgMFDisplayWikibaseDescriptions":{"search":true,"watchlist":true,"tagline":false,"nearby":true},"wgWMESchemaEditAttemptStepOversample":false,"wgWMEPageLength":20000,"wgRelatedArticlesCompat":[],"wgCentralAuthMobileDomain":false,"wgEditSubmitButtonLabelPublish":true,"wgULSPosition":"interlanguage","wgULSisCompactLinksEnabled":false,"wgVector2022LanguageInHeader":true,"wgULSisLanguageSelectorEmpty":false,"wgWikibaseItemId":"Q93318","wgCheckUserClientHintsHeadersJsApi":["brands","architecture","bitness", "fullVersionList","mobile","model","platform","platformVersion"],"GEHomepageSuggestedEditsEnableTopics":true,"wgGETopicsMatchModeEnabled":false,"wgGEStructuredTaskRejectionReasonTextInputEnabled":false,"wgGELevelingUpEnabledForUser":false};RLSTATE={"ext.globalCssJs.user.styles":"ready","site.styles":"ready","user.styles":"ready","ext.globalCssJs.user":"ready","user":"ready","user.options":"loading","ext.cite.styles":"ready","skins.vector.search.codex.styles":"ready","skins.vector.styles":"ready","skins.vector.icons":"ready","ext.wikimediamessages.styles":"ready","ext.visualEditor.desktopArticleTarget.noscript":"ready","ext.uls.interlanguage":"ready","wikibase.client.init":"ready","ext.wikimediaBadges":"ready"};RLPAGEMODULES=["ext.cite.ux-enhancements","mediawiki.page.media","site","mediawiki.page.ready","mediawiki.toc","skins.vector.js","ext.centralNotice.geoIP","ext.centralNotice.startUp","ext.gadget.ReferenceTooltips","ext.gadget.switcher","ext.urlShortener.toolbar", "ext.centralauth.centralautologin","mmv.bootstrap","ext.popups","ext.visualEditor.desktopArticleTarget.init","ext.visualEditor.targetLoader","ext.echo.centralauth","ext.eventLogging","ext.wikimediaEvents","ext.navigationTiming","ext.uls.interface","ext.cx.eventlogging.campaigns","ext.cx.uls.quick.actions","wikibase.client.vector-2022","ext.checkUser.clientHints","ext.growthExperiments.SuggestedEditSession","wikibase.sidebar.tracking"];</script> <script>(RLQ=window.RLQ||[]).push(function(){mw.loader.impl(function(){return["user.options@12s5i",function($,jQuery,require,module){mw.user.tokens.set({"patrolToken":"+\\","watchToken":"+\\","csrfToken":"+\\"}); }];});});</script> <link rel="stylesheet" href="/w/load.php?lang=en&modules=ext.cite.styles%7Cext.uls.interlanguage%7Cext.visualEditor.desktopArticleTarget.noscript%7Cext.wikimediaBadges%7Cext.wikimediamessages.styles%7Cskins.vector.icons%2Cstyles%7Cskins.vector.search.codex.styles%7Cwikibase.client.init&only=styles&skin=vector-2022"> <script async="" src="/w/load.php?lang=en&modules=startup&only=scripts&raw=1&skin=vector-2022"></script> <meta name="ResourceLoaderDynamicStyles" content=""> <link rel="stylesheet" href="/w/load.php?lang=en&modules=site.styles&only=styles&skin=vector-2022"> <meta name="generator" content="MediaWiki 1.44.0-wmf.4"> <meta name="referrer" content="origin"> <meta name="referrer" content="origin-when-cross-origin"> <meta name="robots" content="max-image-preview:standard"> <meta name="format-detection" content="telephone=no"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nautic_mile_definition_v2_English.svg/1200px-Nautic_mile_definition_v2_English.svg.png"> <meta property="og:image:width" content="1200"> <meta property="og:image:height" content="1228"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nautic_mile_definition_v2_English.svg/800px-Nautic_mile_definition_v2_English.svg.png"> <meta property="og:image:width" content="800"> <meta property="og:image:height" content="818"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nautic_mile_definition_v2_English.svg/640px-Nautic_mile_definition_v2_English.svg.png"> <meta property="og:image:width" content="640"> <meta property="og:image:height" content="655"> <meta name="viewport" content="width=1120"> <meta property="og:title" content="Nautical mile - Wikipedia"> <meta property="og:type" content="website"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="alternate" media="only screen and (max-width: 640px)" href="//en.m.wikipedia.org/wiki/Nautical_mile"> <link rel="alternate" type="application/x-wiki" title="Edit this page" href="/w/index.php?title=Nautical_mile&action=edit"> <link rel="apple-touch-icon" href="/static/apple-touch/wikipedia.png"> <link rel="icon" href="/static/favicon/wikipedia.ico"> <link rel="search" type="application/opensearchdescription+xml" href="/w/rest.php/v1/search" title="Wikipedia (en)"> <link rel="EditURI" type="application/rsd+xml" href="//en.wikipedia.org/w/api.php?action=rsd"> <link rel="canonical" href="https://en.wikipedia.org/wiki/Nautical_mile"> <link rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/deed.en"> <link rel="alternate" type="application/atom+xml" title="Wikipedia Atom feed" href="/w/index.php?title=Special:RecentChanges&feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="//login.wikimedia.org"> </head> <body class="skin--responsive skin-vector skin-vector-search-vue mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-Nautical_mile rootpage-Nautical_mile skin-vector-2022 action-view"><a class="mw-jump-link" href="#bodyContent">Jump to content</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Main menu" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Main menu</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Main menu</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">hide</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navigation </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Main_Page" title="Visit the main page [z]" accesskey="z"><span>Main page</span></a></li><li id="n-contents" class="mw-list-item"><a href="/wiki/Wikipedia:Contents" title="Guides to browsing Wikipedia"><span>Contents</span></a></li><li id="n-currentevents" class="mw-list-item"><a href="/wiki/Portal:Current_events" title="Articles related to current events"><span>Current events</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Special:Random" title="Visit a randomly selected article [x]" accesskey="x"><span>Random article</span></a></li><li id="n-aboutsite" class="mw-list-item"><a href="/wiki/Wikipedia:About" title="Learn about Wikipedia and how it works"><span>About Wikipedia</span></a></li><li id="n-contactpage" class="mw-list-item"><a href="//en.wikipedia.org/wiki/Wikipedia:Contact_us" title="How to contact Wikipedia"><span>Contact us</span></a></li> </ul> </div> </div> <div id="p-interaction" class="vector-menu mw-portlet mw-portlet-interaction" > <div class="vector-menu-heading"> Contribute </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-help" class="mw-list-item"><a href="/wiki/Help:Contents" title="Guidance on how to use and edit Wikipedia"><span>Help</span></a></li><li id="n-introduction" class="mw-list-item"><a href="/wiki/Help:Introduction" title="Learn how to edit Wikipedia"><span>Learn to edit</span></a></li><li id="n-portal" class="mw-list-item"><a href="/wiki/Wikipedia:Community_portal" title="The hub for editors"><span>Community portal</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Special:RecentChanges" title="A list of recent changes to Wikipedia [r]" accesskey="r"><span>Recent changes</span></a></li><li id="n-upload" class="mw-list-item"><a href="/wiki/Wikipedia:File_upload_wizard" title="Add images or other media for use on Wikipedia"><span>Upload file</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Main_Page" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Wikipedia" src="/static/images/mobile/copyright/wikipedia-wordmark-en.svg" style="width: 7.5em; height: 1.125em;"> <img class="mw-logo-tagline" alt="The Free Encyclopedia" src="/static/images/mobile/copyright/wikipedia-tagline-en.svg" width="117" height="13" style="width: 7.3125em; height: 0.8125em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Special:Search" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Search Wikipedia [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Search</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Search Wikipedia" aria-label="Search Wikipedia" autocapitalize="sentences" title="Search Wikipedia [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Special:Search"> </div> <button class="cdx-button cdx-search-input__end-button">Search</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Personal tools"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Appearance" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Appearance</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="https://donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_en.wikipedia.org&uselang=en" class=""><span>Donate</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:CreateAccount&returnto=Nautical+mile" title="You are encouraged to create an account and log in; however, it is not mandatory" class=""><span>Create account</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:UserLogin&returnto=Nautical+mile" title="You're encouraged to log in; however, it's not mandatory. [o]" accesskey="o" class=""><span>Log in</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Log in and more options" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Personal tools" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Personal tools</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="User menu" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="https://donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_en.wikipedia.org&uselang=en"><span>Donate</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:CreateAccount&returnto=Nautical+mile" title="You are encouraged to create an account and log in; however, it is not mandatory"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Create account</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:UserLogin&returnto=Nautical+mile" title="You're encouraged to log in; however, it's not mandatory. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Log in</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Pages for logged out editors <a href="/wiki/Help:Introduction" aria-label="Learn more about editing"><span>learn more</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Special:MyContributions" title="A list of edits made from this IP address [y]" accesskey="y"><span>Contributions</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Special:MyTalk" title="Discussion about edits from this IP address [n]" accesskey="n"><span>Talk</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contents" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Contents</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">hide</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">(Top)</div> </a> </li> <li id="toc-Unit_symbol" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Unit_symbol"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Unit symbol</span> </div> </a> <ul id="toc-Unit_symbol-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-History" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#History"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>History</span> </div> </a> <ul id="toc-History-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Similar_definitions" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Similar_definitions"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Similar definitions</span> </div> </a> <ul id="toc-Similar_definitions-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Notes" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Notes"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Notes</span> </div> </a> <ul id="toc-Notes-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Nautical mile</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 75 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-75" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">75 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Seemyl" title="Seemyl – Afrikaans" lang="af" hreflang="af" data-title="Seemyl" data-language-autonym="Afrikaans" data-language-local-name="Afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%85%D9%8A%D9%84_%D8%A8%D8%AD%D8%B1%D9%8A" title="ميل بحري – Arabic" lang="ar" hreflang="ar" data-title="ميل بحري" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Milla_n%C3%A1utica" title="Milla náutica – Asturian" lang="ast" hreflang="ast" data-title="Milla náutica" data-language-autonym="Asturianu" data-language-local-name="Asturian" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/D%C9%99niz_mili" title="Dəniz mili – Azerbaijani" lang="az" hreflang="az" data-title="Dəniz mili" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbaijani" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%AF%D9%86%DB%8C%D8%B2_%D9%85%DB%8C%D9%84%DB%8C" title="دنیز میلی – South Azerbaijani" lang="azb" hreflang="azb" data-title="دنیز میلی" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%A8%E0%A6%9F%E0%A6%BF%E0%A6%95%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A6%B2_%E0%A6%AE%E0%A6%BE%E0%A6%87%E0%A6%B2" title="নটিক্যাল মাইল – Bangla" lang="bn" hreflang="bn" data-title="নটিক্যাল মাইল" data-language-autonym="বাংলা" data-language-local-name="Bangla" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9C%D0%B0%D1%80%D1%81%D0%BA%D0%B0%D1%8F_%D0%BC%D1%96%D0%BB%D1%8F" title="Марская міля – Belarusian" lang="be" hreflang="be" data-title="Марская міля" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%9C%D0%B0%D1%80%D1%81%D0%BA%D0%B0%D1%8F_%D0%BC%D1%96%D0%BB%D1%8F" title="Марская міля – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Марская міля" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9C%D0%BE%D1%80%D1%81%D0%BA%D0%B0_%D0%BC%D0%B8%D0%BB%D1%8F" title="Морска миля – Bulgarian" lang="bg" hreflang="bg" data-title="Морска миля" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bar mw-list-item"><a href="https://bar.wikipedia.org/wiki/Seemein" title="Seemein – Bavarian" lang="bar" hreflang="bar" data-title="Seemein" data-language-autonym="Boarisch" data-language-local-name="Bavarian" class="interlanguage-link-target"><span>Boarisch</span></a></li><li class="interlanguage-link interwiki-bo mw-list-item"><a href="https://bo.wikipedia.org/wiki/%E0%BD%98%E0%BD%9A%E0%BD%BC%E0%BC%8B%E0%BD%A3%E0%BD%BA%E0%BC%8D" title="མཚོ་ལེ། – Tibetan" lang="bo" hreflang="bo" data-title="མཚོ་ལེ།" data-language-autonym="བོད་ཡིག" data-language-local-name="Tibetan" class="interlanguage-link-target"><span>བོད་ཡིག</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Nauti%C4%8Dka_milja" title="Nautička milja – Bosnian" lang="bs" hreflang="bs" data-title="Nautička milja" data-language-autonym="Bosanski" data-language-local-name="Bosnian" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Milla_marina" title="Milla marina – Catalan" lang="ca" hreflang="ca" data-title="Milla marina" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/N%C3%A1mo%C5%99n%C3%AD_m%C3%ADle" title="Námořní míle – Czech" lang="cs" hreflang="cs" data-title="Námořní míle" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/International_s%C3%B8mil" title="International sømil – Danish" lang="da" hreflang="da" data-title="International sømil" data-language-autonym="Dansk" data-language-local-name="Danish" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Seemeile" title="Seemeile – German" lang="de" hreflang="de" data-title="Seemeile" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Meremiil" title="Meremiil – Estonian" lang="et" hreflang="et" data-title="Meremiil" data-language-autonym="Eesti" data-language-local-name="Estonian" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%9D%CE%B1%CF%85%CF%84%CE%B9%CE%BA%CF%8C_%CE%BC%CE%AF%CE%BB%CE%B9" title="Ναυτικό μίλι – Greek" lang="el" hreflang="el" data-title="Ναυτικό μίλι" data-language-autonym="Ελληνικά" data-language-local-name="Greek" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Milla_n%C3%A1utica" title="Milla náutica – Spanish" lang="es" hreflang="es" data-title="Milla náutica" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Marmejlo" title="Marmejlo – Esperanto" lang="eo" hreflang="eo" data-title="Marmejlo" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Itsas_milia" title="Itsas milia – Basque" lang="eu" hreflang="eu" data-title="Itsas milia" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%85%D8%A7%DB%8C%D9%84_%D8%AF%D8%B1%DB%8C%D8%A7%DB%8C%DB%8C" title="مایل دریایی – Persian" lang="fa" hreflang="fa" data-title="مایل دریایی" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fo mw-list-item"><a href="https://fo.wikipedia.org/wiki/Sj%C3%B3m%C3%ADl" title="Sjómíl – Faroese" lang="fo" hreflang="fo" data-title="Sjómíl" data-language-autonym="Føroyskt" data-language-local-name="Faroese" class="interlanguage-link-target"><span>Føroyskt</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Mille_marin" title="Mille marin – French" lang="fr" hreflang="fr" data-title="Mille marin" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-fy mw-list-item"><a href="https://fy.wikipedia.org/wiki/Seemyl" title="Seemyl – Western Frisian" lang="fy" hreflang="fy" data-title="Seemyl" data-language-autonym="Frysk" data-language-local-name="Western Frisian" class="interlanguage-link-target"><span>Frysk</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Milla_n%C3%A1utica" title="Milla náutica – Galician" lang="gl" hreflang="gl" data-title="Milla náutica" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-hak mw-list-item"><a href="https://hak.wikipedia.org/wiki/H%C3%B3i-l%C3%AE" title="Hói-lî – Hakka Chinese" lang="hak" hreflang="hak" data-title="Hói-lî" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="Hakka Chinese" class="interlanguage-link-target"><span>客家語 / Hak-kâ-ngî</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%95%B4%EB%A6%AC_(%EB%8B%A8%EC%9C%84)" title="해리 (단위) – Korean" lang="ko" hreflang="ko" data-title="해리 (단위)" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%B8%E0%A4%AE%E0%A5%81%E0%A4%A6%E0%A5%8D%E0%A4%B0%E0%A5%80_%E0%A4%AE%E0%A5%80%E0%A4%B2" title="समुद्री मील – Hindi" lang="hi" hreflang="hi" data-title="समुद्री मील" data-language-autonym="हिन्दी" data-language-local-name="Hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Nauti%C4%8Dka_milja" title="Nautička milja – Croatian" lang="hr" hreflang="hr" data-title="Nautička milja" data-language-autonym="Hrvatski" data-language-local-name="Croatian" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Mil_laut" title="Mil laut – Indonesian" lang="id" hreflang="id" data-title="Mil laut" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Sj%C3%B3m%C3%ADla" title="Sjómíla – Icelandic" lang="is" hreflang="is" data-title="Sjómíla" data-language-autonym="Íslenska" data-language-local-name="Icelandic" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Miglio_nautico" title="Miglio nautico – Italian" lang="it" hreflang="it" data-title="Miglio nautico" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%9E%D7%99%D7%9C_%D7%99%D7%9E%D7%99" title="מיל ימי – Hebrew" lang="he" hreflang="he" data-title="מיל ימי" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%A1%E1%83%90%E1%83%96%E1%83%A6%E1%83%95%E1%83%90%E1%83%9D_%E1%83%9B%E1%83%98%E1%83%9A%E1%83%98" title="საზღვაო მილი – Georgian" lang="ka" hreflang="ka" data-title="საზღვაო მილი" data-language-autonym="ქართული" data-language-local-name="Georgian" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%A2%D0%B5%D2%A3%D1%96%D0%B7_%D0%BC%D0%B8%D0%BB%D1%8F%D1%81%D1%8B" title="Теңіз милясы – Kazakh" lang="kk" hreflang="kk" data-title="Теңіз милясы" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/J%C5%ABras_j%C5%ABdze" title="Jūras jūdze – Latvian" lang="lv" hreflang="lv" data-title="Jūras jūdze" data-language-autonym="Latviešu" data-language-local-name="Latvian" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/J%C5%ABrmyl%C4%97" title="Jūrmylė – Lithuanian" lang="lt" hreflang="lt" data-title="Jūrmylė" data-language-autonym="Lietuvių" data-language-local-name="Lithuanian" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Tengeri_m%C3%A9rf%C3%B6ld" title="Tengeri mérföld – Hungarian" lang="hu" hreflang="hu" data-title="Tengeri mérföld" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9C%D0%BE%D1%80%D1%81%D0%BA%D0%B0_%D0%BC%D0%B8%D0%BB%D1%98%D0%B0" title="Морска милја – Macedonian" lang="mk" hreflang="mk" data-title="Морска милја" data-language-autonym="Македонски" data-language-local-name="Macedonian" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%A8%E0%B5%8B%E0%B4%9F%E0%B5%8D%E0%B4%9F%E0%B4%BF%E0%B4%95%E0%B5%8D%E0%B4%95%E0%B5%BD_%E0%B4%AE%E0%B5%88%E0%B5%BD" title="നോട്ടിക്കൽ മൈൽ – Malayalam" lang="ml" hreflang="ml" data-title="നോട്ടിക്കൽ മൈൽ" data-language-autonym="മലയാളം" data-language-local-name="Malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Batu_nautika" title="Batu nautika – Malay" lang="ms" hreflang="ms" data-title="Batu nautika" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Zeemijl" title="Zeemijl – Dutch" lang="nl" hreflang="nl" data-title="Zeemijl" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E6%B5%B7%E9%87%8C" title="海里 – Japanese" lang="ja" hreflang="ja" data-title="海里" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Siamiil" title="Siamiil – Northern Frisian" lang="frr" hreflang="frr" data-title="Siamiil" data-language-autonym="Nordfriisk" data-language-local-name="Northern Frisian" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Nautisk_mil" title="Nautisk mil – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Nautisk mil" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Nautisk_mil" title="Nautisk mil – Norwegian Nynorsk" lang="nn" hreflang="nn" data-title="Nautisk mil" data-language-autonym="Norsk nynorsk" data-language-local-name="Norwegian Nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Mila_marina" title="Mila marina – Occitan" lang="oc" hreflang="oc" data-title="Mila marina" data-language-autonym="Occitan" data-language-local-name="Occitan" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Dengiz_milyasi" title="Dengiz milyasi – Uzbek" lang="uz" hreflang="uz" data-title="Dengiz milyasi" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%A8%E0%A9%8C%E0%A8%9F%E0%A9%80%E0%A8%95%E0%A8%B2_%E0%A8%AE%E0%A9%80%E0%A8%B2" title="ਨੌਟੀਕਲ ਮੀਲ – Punjabi" lang="pa" hreflang="pa" data-title="ਨੌਟੀਕਲ ਮੀਲ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="Punjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%D8%B3%D9%85%D9%86%D8%AF%D8%B1%DB%8C_%D9%85%DB%8C%D9%84" title="سمندری میل – Western Punjabi" lang="pnb" hreflang="pnb" data-title="سمندری میل" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Mila_morska" title="Mila morska – Polish" lang="pl" hreflang="pl" data-title="Mila morska" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Milha_n%C3%A1utica" title="Milha náutica – Portuguese" lang="pt" hreflang="pt" data-title="Milha náutica" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Mil%C4%83_marin%C4%83" title="Milă marină – Romanian" lang="ro" hreflang="ro" data-title="Milă marină" data-language-autonym="Română" data-language-local-name="Romanian" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9C%D0%BE%D1%80%D1%81%D0%BA%D0%B0%D1%8F_%D0%BC%D0%B8%D0%BB%D1%8F" title="Морская миля – Russian" lang="ru" hreflang="ru" data-title="Морская миля" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Migghiu_nauticu" title="Migghiu nauticu – Sicilian" lang="scn" hreflang="scn" data-title="Migghiu nauticu" data-language-autonym="Sicilianu" data-language-local-name="Sicilian" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sd mw-list-item"><a href="https://sd.wikipedia.org/wiki/%D9%86%D8%A7%D9%BD%D9%8A%DA%AA%D9%84_%D9%85%D9%8A%D9%84" title="ناٽيڪل ميل – Sindhi" lang="sd" hreflang="sd" data-title="ناٽيڪل ميل" data-language-autonym="سنڌي" data-language-local-name="Sindhi" class="interlanguage-link-target"><span>سنڌي</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/N%C3%A1morn%C3%A1_m%C3%AD%C4%BEa" title="Námorná míľa – Slovak" lang="sk" hreflang="sk" data-title="Námorná míľa" data-language-autonym="Slovenčina" data-language-local-name="Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Morska_milja" title="Morska milja – Slovenian" lang="sl" hreflang="sl" data-title="Morska milja" data-language-autonym="Slovenščina" data-language-local-name="Slovenian" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-so mw-list-item"><a href="https://so.wikipedia.org/wiki/Mayl-badeed" title="Mayl-badeed – Somali" lang="so" hreflang="so" data-title="Mayl-badeed" data-language-autonym="Soomaaliga" data-language-local-name="Somali" class="interlanguage-link-target"><span>Soomaaliga</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%9D%D0%B0%D1%83%D1%82%D0%B8%D1%87%D0%BA%D0%B0_%D0%BC%D0%B8%D1%99%D0%B0" title="Наутичка миља – Serbian" lang="sr" hreflang="sr" data-title="Наутичка миља" data-language-autonym="Српски / srpski" data-language-local-name="Serbian" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Nauti%C4%8Dka_milja" title="Nautička milja – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Nautička milja" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Meripeninkulma" title="Meripeninkulma – Finnish" lang="fi" hreflang="fi" data-title="Meripeninkulma" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Nautisk_mil" title="Nautisk mil – Swedish" lang="sv" hreflang="sv" data-title="Nautisk mil" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%95%E0%AE%9F%E0%AE%B2%E0%AF%8D_%E0%AE%AE%E0%AF%88%E0%AE%B2%E0%AF%8D" title="கடல் மைல் – Tamil" lang="ta" hreflang="ta" data-title="கடல் மைல்" data-language-autonym="தமிழ்" data-language-local-name="Tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%84%E0%B8%A1%E0%B8%A5%E0%B9%8C%E0%B8%97%E0%B8%B0%E0%B9%80%E0%B8%A5" title="ไมล์ทะเล – Thai" lang="th" hreflang="th" data-title="ไมล์ทะเล" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Deniz_mili" title="Deniz mili – Turkish" lang="tr" hreflang="tr" data-title="Deniz mili" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9C%D0%BE%D1%80%D1%81%D1%8C%D0%BA%D0%B0_%D0%BC%D0%B8%D0%BB%D1%8F" title="Морська миля – Ukrainian" lang="uk" hreflang="uk" data-title="Морська миля" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D8%A8%D8%AD%D8%B1%DB%8C_%D9%85%DB%8C%D9%84" title="بحری میل – Urdu" lang="ur" hreflang="ur" data-title="بحری میل" data-language-autonym="اردو" data-language-local-name="Urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/H%E1%BA%A3i_l%C3%BD" title="Hải lý – Vietnamese" lang="vi" hreflang="vi" data-title="Hải lý" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-fiu-vro mw-list-item"><a href="https://fiu-vro.wikipedia.org/wiki/Meremiil" title="Meremiil – Võro" lang="vro" hreflang="vro" data-title="Meremiil" data-language-autonym="Võro" data-language-local-name="Võro" class="interlanguage-link-target"><span>Võro</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Milya_nautica" title="Milya nautica – Waray" lang="war" hreflang="war" data-title="Milya nautica" data-language-autonym="Winaray" data-language-local-name="Waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E6%B5%B7%E9%87%8C" title="海里 – Wu" lang="wuu" hreflang="wuu" data-title="海里" data-language-autonym="吴语" data-language-local-name="Wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E6%B5%B7%E5%93%A9" title="海哩 – Cantonese" lang="yue" hreflang="yue" data-title="海哩" data-language-autonym="粵語" data-language-local-name="Cantonese" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E6%B5%B7%E9%87%8C" title="海里 – Chinese" lang="zh" hreflang="zh" data-title="海里" data-language-autonym="中文" data-language-local-name="Chinese" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q93318#sitelinks-wikipedia" title="Edit interlanguage links" class="wbc-editpage">Edit links</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespaces"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Nautical_mile" title="View the content page [c]" accesskey="c"><span>Article</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Talk:Nautical_mile" rel="discussion" title="Discuss improvements to the content page [t]" accesskey="t"><span>Talk</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Change language variant" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">English</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Views"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Nautical_mile"><span>Read</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Nautical_mile&action=edit" title="Edit this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Nautical_mile&action=history" title="Past revisions of this page [h]" accesskey="h"><span>View history</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Tools" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Tools</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Tools</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">hide</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="More options" > <div class="vector-menu-heading"> Actions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Nautical_mile"><span>Read</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Nautical_mile&action=edit" title="Edit this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Nautical_mile&action=history"><span>View history</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:WhatLinksHere/Nautical_mile" title="List of all English Wikipedia pages containing links to this page [j]" accesskey="j"><span>What links here</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:RecentChangesLinked/Nautical_mile" rel="nofollow" title="Recent changes in pages linked from this page [k]" accesskey="k"><span>Related changes</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Wikipedia:File_Upload_Wizard" title="Upload files [u]" accesskey="u"><span>Upload file</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Special:SpecialPages" title="A list of all special pages [q]" accesskey="q"><span>Special pages</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Nautical_mile&oldid=1257390839" title="Permanent link to this revision of this page"><span>Permanent link</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Nautical_mile&action=info" title="More information about this page"><span>Page information</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Special:CiteThisPage&page=Nautical_mile&id=1257390839&wpFormIdentifier=titleform" title="Information on how to cite this page"><span>Cite this page</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FNautical_mile"><span>Get shortened URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FNautical_mile"><span>Download QR code</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Print/export </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=Nautical_mile&action=show-download-screen" title="Download this page as a PDF file"><span>Download as PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Nautical_mile&printable=yes" title="Printable version of this page [p]" accesskey="p"><span>Printable version</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> In other projects </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Nautical_mile" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q93318" title="Structured data on this page hosted by Wikidata [g]" accesskey="g"><span>Wikidata item</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">hide</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Unit of distance (1,852 m)</div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">This article is about distance measurement at sea. For distance measurement on land, see <a href="/wiki/Mile" title="Mile">mile</a>. For the U.S. unit based on the Equator, see <a href="/wiki/Geographical_mile" title="Geographical mile">geographical mile</a>.</div> <style data-mw-deduplicate="TemplateStyles:r1257001546">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox ib-unit"><tbody><tr><th colspan="2" class="infobox-above">Nautical mile</th></tr><tr><td colspan="2" class="infobox-image notheme" style="background-color: #f8f9fa;"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:Nautic_mile_definition_v2_English.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nautic_mile_definition_v2_English.svg/220px-Nautic_mile_definition_v2_English.svg.png" decoding="async" width="220" height="225" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nautic_mile_definition_v2_English.svg/330px-Nautic_mile_definition_v2_English.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nautic_mile_definition_v2_English.svg/440px-Nautic_mile_definition_v2_English.svg.png 2x" data-file-width="260" data-file-height="266" /></a></span><div class="infobox-caption">Historical definition – 1 nautical mile</div></td></tr><tr><th colspan="2" class="infobox-header">General information</th></tr><tr><th scope="row" class="infobox-label">Unit of</th><td class="infobox-data"><a href="/wiki/Length" title="Length">length</a></td></tr><tr><th scope="row" class="infobox-label">Symbol</th><td class="infobox-data">M, NM,<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>a<span class="cite-bracket">]</span></a></sup> or nmi</td></tr><tr><th colspan="2" class="infobox-header">Conversions </th></tr><tr class="nowrap"><td>1 M, NM,<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>a<span class="cite-bracket">]</span></a></sup> or nmi <i>in ...</i></td><td><i>... is equal to ...</i></td></tr><tr style="display:none"><th colspan="2"> </th></tr><tr><th scope="row" class="infobox-label"><span class="nowrap">   </span><a href="/wiki/Metre" title="Metre">metre</a></th><td class="infobox-data"><span class="nowrap">   </span>1,852<sup id="cite_ref-BIPM_2-0" class="reference"><a href="#cite_note-BIPM-2"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label"><span class="nowrap">   </span><a href="/wiki/Foot_(unit)" title="Foot (unit)">foot</a></th><td class="infobox-data"><span class="nowrap">   </span>≈ 6,076.11549</td></tr><tr><th scope="row" class="infobox-label"><span class="nowrap">   </span><a href="/wiki/Statute_mile" class="mw-redirect" title="Statute mile">statute mile</a></th><td class="infobox-data"><span class="nowrap">   </span>≈ 1.15078</td></tr><tr><th scope="row" class="infobox-label"><span class="nowrap">   </span><a href="/wiki/Cable_length" title="Cable length">cable</a></th><td class="infobox-data"><span class="nowrap">   </span>10</td></tr></tbody></table><style data-mw-deduplicate="TemplateStyles:r1236303919">@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-has-images-with-white-backgrounds img{background:white}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-has-images-with-white-backgrounds img{background:white}}</style> <p>A <b>nautical mile</b> is a <a href="/wiki/Unit_of_length" title="Unit of length">unit of length</a> used in air, marine, and space <a href="/wiki/Navigation" title="Navigation">navigation</a>, and for the definition of <a href="/wiki/Territorial_waters" title="Territorial waters">territorial waters</a>.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> Historically, it was defined as the <a href="/wiki/Meridian_arc" title="Meridian arc">meridian arc</a> length corresponding to one <a href="/wiki/Minute_of_arc" class="mw-redirect" title="Minute of arc">minute</a> (<style data-mw-deduplicate="TemplateStyles:r1214402035">.mw-parser-output .sfrac{white-space:nowrap}.mw-parser-output .sfrac.tion,.mw-parser-output .sfrac .tion{display:inline-block;vertical-align:-0.5em;font-size:85%;text-align:center}.mw-parser-output .sfrac .num{display:block;line-height:1em;margin:0.0em 0.1em;border-bottom:1px solid}.mw-parser-output .sfrac .den{display:block;line-height:1em;margin:0.1em 0.1em}.mw-parser-output .sr-only{border:0;clip:rect(0,0,0,0);clip-path:polygon(0px 0px,0px 0px,0px 0px);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}</style><span class="sfrac">⁠<span class="tion"><span class="num">1</span><span class="sr-only">/</span><span class="den">60</span></span>⁠</span> of a degree) of <a href="/wiki/Latitude" title="Latitude">latitude</a> at the equator, so that <a href="/wiki/Earth%27s_circumference" title="Earth's circumference">Earth's polar circumference</a> is very near to 21,600 nautical miles (that is 60 minutes × 360 degrees). Today the international nautical mile is defined as 1,852 metres (about 6,076 ft; 1.151 mi).<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> The derived unit of speed is the <a href="/wiki/Knot_(unit)" title="Knot (unit)">knot</a>, one nautical mile per hour. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Unit_symbol">Unit symbol</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Nautical_mile&action=edit&section=1" title="Edit section: Unit symbol"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>There is no single internationally agreed symbol, with several symbols in use.<sup id="cite_ref-BIPM_2-1" class="reference"><a href="#cite_note-BIPM-2"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> <ul><li><b>NM</b> is used by the <a href="/wiki/International_Civil_Aviation_Organization" title="International Civil Aviation Organization">International Civil Aviation Organization</a>.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup></li> <li><b>nmi</b> is used by the <a href="/wiki/Institute_of_Electrical_and_Electronics_Engineers" title="Institute of Electrical and Electronics Engineers">Institute of Electrical and Electronics Engineers</a><sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> and the <a href="/wiki/United_States_Government_Publishing_Office" title="United States Government Publishing Office">United States Government Publishing Office</a>.<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup></li> <li><b>M</b> is used as the abbreviation for the nautical mile by the <a href="/wiki/International_Hydrographic_Organization" title="International Hydrographic Organization">International Hydrographic Organization</a>.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup></li> <li><b>nm</b> is a non-standard abbreviation used in many maritime applications and texts, including U.S. Government Coast Pilots and Sailing Directions.<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> It conflicts with the SI symbol for <a href="/wiki/Nanometre" title="Nanometre">nanometre</a>.</li></ul> <div class="mw-heading mw-heading2"><h2 id="History">History</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Nautical_mile&action=edit&section=2" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Nauticalmilecomparison.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Nauticalmilecomparison.svg/350px-Nauticalmilecomparison.svg.png" decoding="async" width="350" height="200" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Nauticalmilecomparison.svg/525px-Nauticalmilecomparison.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Nauticalmilecomparison.svg/700px-Nauticalmilecomparison.svg.png 2x" data-file-width="700" data-file-height="400" /></a><figcaption>Visual comparison of a kilometre, <a href="/wiki/Mile#Statute" title="Mile">statute mile</a> and nautical mile</figcaption></figure> <p>The word <i>mile</i> is from the Latin phrase for a thousand paces: <span title="Latin-language text"><i lang="la"><a href="/wiki/Mile#Roman_mile" title="Mile">mille passus</a></i></span>. Navigation at sea was done by eye<sup id="cite_ref-:0_13-0" class="reference"><a href="#cite_note-:0-13"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> until around 1500 when navigational instruments were developed and cartographers began using a <a href="/wiki/Coordinate_system" title="Coordinate system">coordinate system</a> with <a href="/wiki/Circle_of_latitude" title="Circle of latitude">parallels</a> of <a href="/wiki/Latitude" title="Latitude">latitude</a> and <a href="/wiki/Meridian_(geography)" title="Meridian (geography)">meridians</a> of <a href="/wiki/Longitude" title="Longitude">longitude</a>. </p><p>The earliest reference of 60 miles to a degree is a map by <a href="/wiki/Nicolaus_Germanus" title="Nicolaus Germanus">Nicolaus Germanus</a> in a 1482 edition of <a href="/wiki/Ptolemy" title="Ptolemy">Ptolemy</a>'s <a href="/wiki/Geography_(Ptolemy)" title="Geography (Ptolemy)"><i>Geography</i></a> indicating one degree of longitude at the Equator contains "<span title="Latin-language text"><i lang="la">milaria 60</i></span>".<sup id="cite_ref-Germanus_1482_14-0" class="reference"><a href="#cite_note-Germanus_1482-14"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> An earlier manuscript map by Nicolaus Germanus in a previous edition of <i>Geography</i> states "<span title="Latin-language text"><i lang="la">unul gradul log. et latitud sub equinortiali formet stadia 500 que fanut miliaria 62<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1214402035"><span class="sfrac">⁠<span class="tion"><span class="num">1</span><span class="sr-only">/</span><span class="den">2</span></span>⁠</span></i></span>" ("one degree longitude and latitude under the equator forms 500 <a href="/wiki/Stadion_(unit)" title="Stadion (unit)">stadia</a>, which make 62<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1214402035"><span class="sfrac">⁠<span class="tion"><span class="num">1</span><span class="sr-only">/</span><span class="den">2</span></span>⁠</span> miles").<sup id="cite_ref-Germanus_1460_15-0" class="reference"><a href="#cite_note-Germanus_1460-15"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> Whether a correction or convenience, the reason for the change from 62<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1214402035"><span class="sfrac">⁠<span class="tion"><span class="num">1</span><span class="sr-only">/</span><span class="den">2</span></span>⁠</span> to 60 miles to a degree is not explained. Eventually, the ratio of 60 miles to a degree appeared in English in a 1555 translation of <a href="/wiki/Pietro_Martire_d%27Anghiera" class="mw-redirect" title="Pietro Martire d'Anghiera">Pietro Martire d'Anghiera</a>'s Decades: "[Ptolemy] assigned likewise to every degree three score miles."<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> </p><p>By the late 16th century English geographers and navigators knew that the ratio of distances at sea to degrees was constant along any <a href="/wiki/Great_circle" title="Great circle">great circle</a> (such as the <a href="/wiki/Equator" title="Equator">equator</a>, or any meridian), assuming that Earth was a sphere. In 1574, <a href="/wiki/William_Bourne_(mathematician)" title="William Bourne (mathematician)">William Bourne</a> stated in <i>A Regiment for the Sea</i> the "rule to raise a degree" practised by navigators: "But as I take it, we in England should allowe 60 myles to one degrée: that is, after 3 miles to one of our Englishe leagues, wherefore 20 of oure English leagues shoulde answere to one degrée."<sup id="cite_ref-Bourne_17-0" class="reference"><a href="#cite_note-Bourne-17"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> Likewise, <a href="/wiki/Robert_Hues" title="Robert Hues">Robert Hues</a> wrote in 1594 that the distance along a great circle was 60 miles per degree.<sup id="cite_ref-Waters_18-0" class="reference"><a href="#cite_note-Waters-18"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> However, these referred to the old English mile of 5000 feet and league of 15,000 feet, relying upon Ptolemy's underestimate of the <a href="/wiki/Earth%27s_circumference" title="Earth's circumference">Earth's circumference</a>.<sup id="cite_ref-Robert_Hues_19-0" class="reference"><a href="#cite_note-Robert_Hues-19"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> In the early seventeenth century, English geographers started to acknowledge the discrepancy between the angular measurement of a degree of latitude and the linear measurement of miles. In 1624 <a href="/wiki/Edmund_Gunter" title="Edmund Gunter">Edmund Gunter</a> suggested 352,000 feet to a degree (5866<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1214402035"><span class="sfrac">⁠<span class="tion"><span class="num">2</span><span class="sr-only">/</span><span class="den">3</span></span>⁠</span> feet per <a href="/wiki/Arcminute" class="mw-redirect" title="Arcminute">arcminute</a>).<sup id="cite_ref-Gunther_20-0" class="reference"><a href="#cite_note-Gunther-20"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Waters_18-1" class="reference"><a href="#cite_note-Waters-18"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> In 1633, <a href="/wiki/William_Oughtred" title="William Oughtred">William Oughtred</a> suggested 349,800 feet to a degree (5830 feet per arcminute).<sup id="cite_ref-Oughtred_21-0" class="reference"><a href="#cite_note-Oughtred-21"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup> Both Gunter and Oughtred put forward the notion of dividing a degree into 100 parts, but their proposal was generally ignored by navigators. The ratio of 60 miles, or 20 leagues, to a degree of latitude remained fixed while the length of the mile was revised with better estimates of the earth’s circumference. In 1637, Robert Norwood proposed a new measurement of 6120 feet for an arcminute of latitude, which was within 44 feet of the currently accepted value for a nautical mile.<sup id="cite_ref-Richard_Norwood_22-0" class="reference"><a href="#cite_note-Richard_Norwood-22"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> </p><p>Since the Earth is not a perfect sphere but is an <a href="/wiki/Oblate_spheroid" class="mw-redirect" title="Oblate spheroid">oblate spheroid</a> with slightly flattened poles, a minute of latitude is not constant, but about 1,862 metres at the poles and 1,843 metres at the Equator.<sup id="cite_ref-rasc_23-0" class="reference"><a href="#cite_note-rasc-23"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup> France and other metric countries state that in principle a nautical mile is an arcminute of a meridian at a latitude of 45°, but that is a modern justification for a more mundane calculation that was developed a century earlier. By the mid-19th century, France had defined a nautical mile via the original 1791 <a href="/wiki/Definition_of_the_metre" class="mw-redirect" title="Definition of the metre">definition of the metre</a>, one ten-millionth of a <a href="/wiki/Quarter_meridian" class="mw-redirect" title="Quarter meridian">quarter meridian</a>.<sup id="cite_ref-Annuaires1933_24-0" class="reference"><a href="#cite_note-Annuaires1933-24"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Annuaries1848_25-0" class="reference"><a href="#cite_note-Annuaries1848-25"><span class="cite-bracket">[</span>24<span class="cite-bracket">]</span></a></sup> So <span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1214402035"><span class="sfrac">⁠<span class="tion"><span class="num">10,000,000 m</span><span class="sr-only">/</span><span class="den">90 × 60</span></span>⁠</span> = 1,851.85 m ≈ 1,852 m</span> became the metric length for a nautical mile. France made it legal for the French Navy in 1906, and many metric countries voted to sanction it for international use at the 1929 International Hydrographic Conference.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (June 2023)">citation needed</span></a></i>]</sup> </p><p>Both the United States and the United Kingdom used an average arcminute—specifically, a minute of arc of a great circle of a sphere having the same surface area as the <a href="/wiki/Earth_ellipsoid" title="Earth ellipsoid">Clarke 1866 ellipsoid</a>.<sup id="cite_ref-Galzebrook_26-0" class="reference"><a href="#cite_note-Galzebrook-26"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup> The <a href="/wiki/Authalic_radius" class="mw-redirect" title="Authalic radius"><i>authalic</i> (equal area) radius</a> of the Clarke 1866 ellipsoid is 6,370,997.2 metres (20,902,222 ft).<sup id="cite_ref-Snyder_27-0" class="reference"><a href="#cite_note-Snyder-27"><span class="cite-bracket">[</span>26<span class="cite-bracket">]</span></a></sup> The resulting arcminute is 1,853.2480 metres (6,080.210 ft). The United States chose five significant digits for its nautical mile, 6,080.2 <a href="/wiki/Foot_(unit)" title="Foot (unit)">feet</a>, whereas the United Kingdom chose four significant digits for its Admiralty mile, 6,080 feet. </p><p>In 1929 the international nautical mile was defined by the First International Extraordinary Hydrographic Conference in <a href="/wiki/Monaco" title="Monaco">Monaco</a> as exactly 1,852 metres (which is 6,076.12 ft).<sup id="cite_ref-BIPM_2-2" class="reference"><a href="#cite_note-BIPM-2"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> The United States did not adopt the international nautical mile until 1954.<sup id="cite_ref-28" class="reference"><a href="#cite_note-28"><span class="cite-bracket">[</span>27<span class="cite-bracket">]</span></a></sup> Britain adopted it in 1970,<sup id="cite_ref-29" class="reference"><a href="#cite_note-29"><span class="cite-bracket">[</span>28<span class="cite-bracket">]</span></a></sup> but legal references to the obsolete unit are now converted to 1,853 metres (which is 6,079.40 ft).<sup id="cite_ref-30" class="reference"><a href="#cite_note-30"><span class="cite-bracket">[</span>29<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Similar_definitions">Similar definitions</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Nautical_mile&action=edit&section=3" title="Edit section: Similar definitions"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The <a href="/wiki/Metre" title="Metre">metre</a> was originally defined as <style data-mw-deduplicate="TemplateStyles:r1154941027">.mw-parser-output .frac{white-space:nowrap}.mw-parser-output .frac .num,.mw-parser-output .frac .den{font-size:80%;line-height:0;vertical-align:super}.mw-parser-output .frac .den{vertical-align:sub}.mw-parser-output .sr-only{border:0;clip:rect(0,0,0,0);clip-path:polygon(0px 0px,0px 0px,0px 0px);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}</style><span class="frac"><span class="num">1</span>⁄<span class="den">10,000,000</span></span> of the length of the meridian arc from the North pole to the equator (1% of a centesimal degree of latitude), <sup id="cite_ref-32" class="reference"><a href="#cite_note-32"><span class="cite-bracket">[</span>b<span class="cite-bracket">]</span></a></sup> thus one kilometre of distance corresponds to one <a href="/wiki/Centigrade_(angle)" class="mw-redirect" title="Centigrade (angle)">centigrad</a> (also known as centesimal arc minute) of latitude. The Earth's circumference is therefore approximately 40,000 km. The equatorial circumference is slightly longer than the polar circumference –  the measurement based on this (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1214402035"><span class="sfrac">⁠<span class="tion"><span class="num">40,075.017 km</span><span class="sr-only">/</span><span class="den">360 × 60</span></span>⁠</span> = 1,855.3 metres) is known as the <a href="/wiki/Geographical_mile" title="Geographical mile">geographical mile</a>. </p><p>Using the definition <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1214402035"><span class="sfrac">⁠<span class="tion"><span class="num">1</span><span class="sr-only">/</span><span class="den">60</span></span>⁠</span> of a degree of latitude on <a href="/wiki/Mars" title="Mars">Mars</a>, a Martian nautical mile equals to 983 m (1,075 yd). This is potentially useful for <a href="/wiki/Celestial_navigation" title="Celestial navigation">celestial navigation</a> on a <a href="/wiki/Human_mission_to_Mars" title="Human mission to Mars">human mission to the planet</a>, both as a shorthand and a quick way to roughly determine the location.<sup id="cite_ref-33" class="reference"><a href="#cite_note-33"><span class="cite-bracket">[</span>31<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Nautical_mile&action=edit&section=4" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239009302">.mw-parser-output .portalbox{padding:0;margin:0.5em 0;display:table;box-sizing:border-box;max-width:175px;list-style:none}.mw-parser-output .portalborder{border:1px solid var(--border-color-base,#a2a9b1);padding:0.1em;background:var(--background-color-neutral-subtle,#f8f9fa)}.mw-parser-output .portalbox-entry{display:table-row;font-size:85%;line-height:110%;height:1.9em;font-style:italic;font-weight:bold}.mw-parser-output .portalbox-image{display:table-cell;padding:0.2em;vertical-align:middle;text-align:center}.mw-parser-output .portalbox-link{display:table-cell;padding:0.2em 0.2em 0.2em 0.3em;vertical-align:middle}@media(min-width:720px){.mw-parser-output .portalleft{clear:left;float:left;margin:0.5em 1em 0.5em 0}.mw-parser-output .portalright{clear:right;float:right;margin:0.5em 0 0.5em 1em}}</style><ul role="navigation" aria-label="Portals" class="noprint portalbox portalborder portalright"> <li class="portalbox-entry"><span class="portalbox-image"><span class="noviewer" typeof="mw:File"><span><img alt="icon" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f5/Terra.png/28px-Terra.png" decoding="async" width="28" height="28" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f5/Terra.png/42px-Terra.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f5/Terra.png/56px-Terra.png 2x" data-file-width="600" data-file-height="600" /></span></span></span><span class="portalbox-link"><a href="/wiki/Portal:Geography" title="Portal:Geography">Geography portal</a></span></li></ul> <ul><li><a href="/wiki/Nautical_measured_mile" title="Nautical measured mile">Nautical measured mile</a></li> <li><a href="/wiki/Conversion_of_units" title="Conversion of units">Conversion of units</a></li> <li><a href="/wiki/Orders_of_magnitude_(length)" title="Orders of magnitude (length)">Orders of magnitude (length)</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Notes">Notes</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Nautical_mile&action=edit&section=5" title="Edit section: Notes"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist reflist-lower-alpha"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text">Alternative meanings of the abbreviation "nm" or "NM" are listed <a href="/wiki/Nm_(disambiguation)#Units_of_measure" class="mw-redirect mw-disambig" title="Nm (disambiguation)">here</a>.</span> </li> <li id="cite_note-32"><span class="mw-cite-backlink"><b><a href="#cite_ref-32">^</a></b></span> <span class="reference-text">No meridian was specified in either 1791, 1793, 1795 or 1799 . For example, the Law of 18 Germinal an III (April 7, 1795) states: "<i>Meter</i>, the measure of length equal to the ten-millionth part of a terrestrial meridian contained between the north pole and the equator."<sup id="cite_ref-evolution_31-0" class="reference"><a href="#cite_note-evolution-31"><span class="cite-bracket">[</span>30<span class="cite-bracket">]</span></a></sup></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Nautical_mile&action=edit&section=6" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239543626"><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-BIPM-2"><span class="mw-cite-backlink">^ <a href="#cite_ref-BIPM_2-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-BIPM_2-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-BIPM_2-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFGöbelMillsWallard2006" class="citation book cs1">Göbel, E.; Mills, I.M.; Wallard, Andrew, eds. (2006). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20170814094625/http://www.bipm.org/utils/common/pdf/si_brochure_8_en.pdf"><i>The International System of Units (SI)</i></a> <span class="cs1-format">(PDF)</span> (8th ed.). Paris: <a href="/wiki/Bureau_International_des_Poids_et_Mesures" class="mw-redirect" title="Bureau International des Poids et Mesures">Bureau International des Poids et Mesures</a>. p. 127. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/92-822-2213-6" title="Special:BookSources/92-822-2213-6"><bdi>92-822-2213-6</bdi></a>. Archived from <a rel="nofollow" class="external text" href="http://www.bipm.org/utils/common/pdf/si_brochure_8_en.pdf">the original</a> <span class="cs1-format">(PDF)</span> on 2017-08-14<span class="reference-accessdate">. Retrieved <span class="nowrap">2017-06-20</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+International+System+of+Units+%28SI%29&rft.place=Paris&rft.pages=127&rft.edition=8th&rft.pub=Bureau+International+des+Poids+et+Mesures&rft.date=2006&rft.isbn=92-822-2213-6&rft_id=http%3A%2F%2Fwww.bipm.org%2Futils%2Fcommon%2Fpdf%2Fsi_brochure_8_en.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFWragg1973" class="citation book cs1">Wragg, David W. (1973). <i>A Dictionary of Aviation</i> (first ed.). Osprey. p. 200. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9780850451634" title="Special:BookSources/9780850451634"><bdi>9780850451634</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=A+Dictionary+of+Aviation&rft.pages=200&rft.edition=first&rft.pub=Osprey&rft.date=1973&rft.isbn=9780850451634&rft.aulast=Wragg&rft.aufirst=David+W.&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.britannica.com/science/mile">"mile | unit of measurement"</a>. <i>Encyclopædia Britannica</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20221025042119/https://www.britannica.com/science/mile">Archived</a> from the original on 2022-10-25<span class="reference-accessdate">. Retrieved <span class="nowrap">2016-06-10</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Encyclop%C3%A6dia+Britannica&rft.atitle=mile+%7C+unit+of+measurement&rft_id=https%3A%2F%2Fwww.britannica.com%2Fscience%2Fmile&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.un.org/depts/los/convention_agreements/texts/unclos/part2.htm">"UNITED NATIONS CONVENTION ON THE LAW OF THE SEA"</a>. <i>www.un.org</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20171218221300/http://www.un.org/Depts/los/convention_agreements/texts/unclos/part2.htm">Archived</a> from the original on 2017-12-18<span class="reference-accessdate">. Retrieved <span class="nowrap">2016-06-10</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.un.org&rft.atitle=UNITED+NATIONS+CONVENTION+ON+THE+LAW+OF+THE+SEA&rft_id=https%3A%2F%2Fwww.un.org%2Fdepts%2Flos%2Fconvention_agreements%2Ftexts%2Funclos%2Fpart2.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFWragg1973" class="citation book cs1">Wragg, David W. (1973). <i>A Dictionary of Aviation</i> (first ed.). Osprey. p. 200. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9780850451634" title="Special:BookSources/9780850451634"><bdi>9780850451634</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=A+Dictionary+of+Aviation&rft.pages=200&rft.edition=first&rft.pub=Osprey&rft.date=1973&rft.isbn=9780850451634&rft.aulast=Wragg&rft.aufirst=David+W.&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.icao.int/APAC/Documents/edocs/WS-SIGMET.pdf">"WS SIGMET Quick Reference Guide"</a> <span class="cs1-format">(PDF)</span>. <i>ICAO</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20201121232112/https://www.icao.int/APAC/Documents/edocs/WS-SIGMET.pdf">Archived</a> <span class="cs1-format">(PDF)</span> from the original on 2020-11-21<span class="reference-accessdate">. Retrieved <span class="nowrap">2016-06-09</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=ICAO&rft.atitle=WS+SIGMET+Quick+Reference+Guide&rft_id=http%3A%2F%2Fwww.icao.int%2FAPAC%2FDocuments%2Fedocs%2FWS-SIGMET.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text">International Standards and Recommended Practices, Annex 5 to the Convention on International Civil Aviation, “Units of measurement to be Used in Air and Ground Operations”, ICAO, Fifth Edition, July 2010.</span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-9">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.ieee-pes.org/appendix-a-symbols-and-prefixes">"APPENDIX A: SYMBOLS AND PREFIXES"</a>. IEEE. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20210423091326/https://www.ieee-pes.org/appendix-a-symbols-and-prefixes">Archived</a> from the original on 2021-04-23<span class="reference-accessdate">. Retrieved <span class="nowrap">2016-06-09</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=APPENDIX+A%3A+SYMBOLS+AND+PREFIXES&rft.pub=IEEE&rft_id=http%3A%2F%2Fwww.ieee-pes.org%2Fappendix-a-symbols-and-prefixes&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-10">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.gpo.gov/fdsys/pkg/GPO-STYLEMANUAL-2000/html/GPO-STYLEMANUAL-2000-13.htm">"U.S. Government Printing Office Style Manual"</a>. U.S. Government Printing Office. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20181119011624/https://www.gpo.gov/fdsys/pkg/GPO-STYLEMANUAL-2000/html/GPO-STYLEMANUAL-2000-13.htm">Archived</a> from the original on 2018-11-19<span class="reference-accessdate">. Retrieved <span class="nowrap">2016-06-10</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=U.S.+Government+Printing+Office+Style+Manual&rft.pub=U.S.+Government+Printing+Office&rft_id=https%3A%2F%2Fwww.gpo.gov%2Ffdsys%2Fpkg%2FGPO-STYLEMANUAL-2000%2Fhtml%2FGPO-STYLEMANUAL-2000-13.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-11">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1 cs1-prop-long-vol cs1-prop-foreign-lang-source"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20160821103500/https://www.iho.int/iho_pubs/standard/S-4/INT1_FR_Ed6_2016.pdf"><i>Symboles, Abréviations et Termes utilisés sur les cartes marines</i></a> [<i>Symbols, Abbreviations and Terms used on Charts</i>] <span class="cs1-format">(PDF)</span> (in French and English). Vol. 1D (INT1) (6th ed.). Service Hydrographique et Océanographique de la Marine (SHOM). 2016. Archived from <a rel="nofollow" class="external text" href="https://www.iho.int/iho_pubs/standard/S-4/INT1_FR_Ed6_2016.pdf">the original</a> <span class="cs1-format">(PDF)</span> on 2016-08-21<span class="reference-accessdate">. Retrieved <span class="nowrap">2018-01-04</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Symboles%2C+Abr%C3%A9viations+et+Termes+utilis%C3%A9s+sur+les+cartes+marines&rft.edition=6th&rft.pub=Service+Hydrographique+et+Oc%C3%A9anographique+de+la+Marine+%28SHOM%29&rft.date=2016&rft_id=https%3A%2F%2Fwww.iho.int%2Fiho_pubs%2Fstandard%2FS-4%2FINT1_FR_Ed6_2016.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span> also available as <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1 cs1-prop-long-vol"><i>Symbols and Abbreviations used on ADMIRALTY Paper Charts</i>. Vol. NP5011 (6th ed.). <a href="/wiki/United_Kingdom_Hydrographic_Office" title="United Kingdom Hydrographic Office">United Kingdom Hydrographic Office</a>. 2016. section B, line 45. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-70-774-1741" title="Special:BookSources/978-0-70-774-1741"><bdi>978-0-70-774-1741</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Symbols+and+Abbreviations+used+on+ADMIRALTY+Paper+Charts&rft.pages=section+B%2C+line+45&rft.edition=6th&rft.pub=United+Kingdom+Hydrographic+Office&rft.date=2016&rft.isbn=978-0-70-774-1741&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-12">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1"><i>Dutton's Navigation and Piloting</i> (14th ed.). <a href="/wiki/Annapolis,_MD" class="mw-redirect" title="Annapolis, MD">Annapolis, MD</a>: <a href="/wiki/Naval_Institute_Press" class="mw-redirect" title="Naval Institute Press">Naval Institute Press</a>. 1985. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-87021-157-9" title="Special:BookSources/0-87021-157-9"><bdi>0-87021-157-9</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Dutton%27s+Navigation+and+Piloting&rft.place=Annapolis%2C+MD&rft.edition=14th&rft.pub=Naval+Institute+Press&rft.date=1985&rft.isbn=0-87021-157-9&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-:0-13"><span class="mw-cite-backlink"><b><a href="#cite_ref-:0_13-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.encyclopedia.com/doc/1G2-3407500195.html">"Mile, Nautical and Statute – FREE Mile, Nautical and Statute information | Encyclopedia.com: Find Mile, Nautical and Statute research"</a>. <i>www.encyclopedia.com</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20160607165353/http://www.encyclopedia.com/doc/1G2-3407500195.html">Archived</a> from the original on 2016-06-07<span class="reference-accessdate">. Retrieved <span class="nowrap">2016-06-10</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.encyclopedia.com&rft.atitle=Mile%2C+Nautical+and+Statute+%E2%80%93+FREE+Mile%2C+Nautical+and+Statute+information+%7C+Encyclopedia.com%3A+Find+Mile%2C+Nautical+and+Statute+research&rft_id=http%3A%2F%2Fwww.encyclopedia.com%2Fdoc%2F1G2-3407500195.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-Germanus_1482-14"><span class="mw-cite-backlink"><b><a href="#cite_ref-Germanus_1482_14-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFGermanus1482" class="citation book cs1">Germanus, Nicolaus (1482). <a rel="nofollow" class="external text" href="https://www.loc.gov/resource/rbc0001.2014rosen0088a/?sp=245"><i>Ptolemy's Cosmographia</i></a>. Ulm: Lienhart Holle. p. 245. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20231023101740/https://www.loc.gov/resource/rbc0001.2014rosen0088a/?sp=245">Archived</a> from the original on 23 October 2023<span class="reference-accessdate">. Retrieved <span class="nowrap">8 October</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Ptolemy%27s+Cosmographia&rft.place=Ulm&rft.pages=245&rft.pub=Lienhart+Holle&rft.date=1482&rft.aulast=Germanus&rft.aufirst=Nicolaus&rft_id=https%3A%2F%2Fwww.loc.gov%2Fresource%2Frbc0001.2014rosen0088a%2F%3Fsp%3D245&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-Germanus_1460-15"><span class="mw-cite-backlink"><b><a href="#cite_ref-Germanus_1460_15-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFGermanusc._1460" class="citation book cs1">Germanus, Nicolaus (c. 1460). <a rel="nofollow" class="external text" href="https://digitalcollections.nypl.org/items/510d47da-e69b-a3d9-e040-e00a18064a99"><i>"Eleventh map of Asia," Ptolemy's Geographia</i></a>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20231023100609/https://digitalcollections.nypl.org/items/510d47da-e69b-a3d9-e040-e00a18064a99">Archived</a> from the original on 23 October 2023<span class="reference-accessdate">. Retrieved <span class="nowrap">8 October</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=%22Eleventh+map+of+Asia%2C%22+Ptolemy%27s+Geographia&rft.aulast=Germanus&rft.aufirst=Nicolaus&rft_id=https%3A%2F%2Fdigitalcollections.nypl.org%2Fitems%2F510d47da-e69b-a3d9-e040-e00a18064a99&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><b><a href="#cite_ref-16">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFAnghiera1555" class="citation book cs1">Anghiera, Pietro Martire d' (1555). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=wcqc87Pb600C"><i>The Decades of the Newe Worlde Or West India</i></a>. London: Guilielm. Powell. p. 323. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20231024211454/https://www.google.com/books/edition/The_Decades_of_the_Newe_Worlde_Or_West_I/wcqc87Pb600C">Archived</a> from the original on 2023-10-24<span class="reference-accessdate">. Retrieved <span class="nowrap">2023-10-08</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Decades+of+the+Newe+Worlde+Or+West+India&rft.place=London&rft.pages=323&rft.pub=Guilielm.+Powell&rft.date=1555&rft.aulast=Anghiera&rft.aufirst=Pietro+Martire+d%27&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3Dwcqc87Pb600C&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-Bourne-17"><span class="mw-cite-backlink"><b><a href="#cite_ref-Bourne_17-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBourne1574" class="citation book cs1">Bourne, William (1574). <a rel="nofollow" class="external text" href="https://quod.lib.umich.edu/e/eebo/A16510.0001.001?view=toc"><i>A regiment for the sea</i></a>. London: Thomas Hacket. p. 39. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20231023100102/https://quod.lib.umich.edu/e/eebo/A16510.0001.001?view=toc">Archived</a> from the original on 23 October 2023<span class="reference-accessdate">. Retrieved <span class="nowrap">6 October</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=A+regiment+for+the+sea&rft.place=London&rft.pages=39&rft.pub=Thomas+Hacket&rft.date=1574&rft.aulast=Bourne&rft.aufirst=William&rft_id=https%3A%2F%2Fquod.lib.umich.edu%2Fe%2Feebo%2FA16510.0001.001%3Fview%3Dtoc&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-Waters-18"><span class="mw-cite-backlink">^ <a href="#cite_ref-Waters_18-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Waters_18-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFWaters1958" class="citation cs1">Waters, David W. (1958). <a rel="nofollow" class="external text" href="https://archive.org/details/in.ernet.dli.2015.51856/page/n493"><i>The Art of Navigation in England in Elizabethan and Early Stuart Times</i></a>. p. 374.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Art+of+Navigation+in+England+in+Elizabethan+and+Early+Stuart+Times&rft.pages=374&rft.date=1958&rft.aulast=Waters&rft.aufirst=David+W.&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Fin.ernet.dli.2015.51856%2Fpage%2Fn493&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-Robert_Hues-19"><span class="mw-cite-backlink"><b><a href="#cite_ref-Robert_Hues_19-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHues1659" class="citation book cs1">Hues, Robert (1659). <a rel="nofollow" class="external text" href="https://quod.lib.umich.edu/e/eebo/A44885.0001.001/1:8.1"><i>A learned treatise of globes, both cœlestiall and terrestriall with their several uses</i></a>. London: J.S. for Andrew Kemb. pp. 157, 163. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20231024211451/https://quod.lib.umich.edu/cgi/t/text/pageviewer-idx?cc=eebo;c=eebo;idno=a44885.0001.001;node=A44885.0001.001:8.1;seq=1;page=root;view=text">Archived</a> from the original on 24 October 2023<span class="reference-accessdate">. Retrieved <span class="nowrap">6 October</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=A+learned+treatise+of+globes%2C+both+c%C5%93lestiall+and+terrestriall+with+their+several+uses&rft.place=London&rft.pages=157%2C+163&rft.pub=J.S.+for+Andrew+Kemb&rft.date=1659&rft.aulast=Hues&rft.aufirst=Robert&rft_id=https%3A%2F%2Fquod.lib.umich.edu%2Fe%2Feebo%2FA44885.0001.001%2F1%3A8.1&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-Gunther-20"><span class="mw-cite-backlink"><b><a href="#cite_ref-Gunther_20-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFGunther1673" class="citation book cs1">Gunther, Edmund (1673). <a rel="nofollow" class="external text" href="https://archive.org/details/worksofedmundgun00gunt/page/n317/mode/2up"><i>The Works of Edmund Gunther</i></a>. London: A. C.[larke]. for Francis Eglesfield, at the Marigold in St. Paul's Church-yard. pp. 280–281<span class="reference-accessdate">. Retrieved <span class="nowrap">6 October</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Works+of+Edmund+Gunther&rft.place=London&rft.pages=280-281&rft.pub=A.+C.%5Blarke%5D.+for+Francis+Eglesfield%2C+at+the+Marigold+in+St.+Paul%27s+Church-yard&rft.date=1673&rft.aulast=Gunther&rft.aufirst=Edmund&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Fworksofedmundgun00gunt%2Fpage%2Fn317%2Fmode%2F2up&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-Oughtred-21"><span class="mw-cite-backlink"><b><a href="#cite_ref-Oughtred_21-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFOughtred1639" class="citation book cs1">Oughtred, William (1639). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=OGRnAAAAcAAJ"><i>The Circles of Proportion and the Horizontall Instrument</i></a>. London: The Circles of Proportion and the Horizontall Instrument. p. 27. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20231024211455/https://www.google.com/books/edition/The_Circles_of_Proportion_and_the_Horizo/OGRnAAAAcAAJ">Archived</a> from the original on 24 October 2023<span class="reference-accessdate">. Retrieved <span class="nowrap">6 October</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Circles+of+Proportion+and+the+Horizontall+Instrument&rft.place=London&rft.pages=27&rft.pub=The+Circles+of+Proportion+and+the+Horizontall+Instrument.&rft.date=1639&rft.aulast=Oughtred&rft.aufirst=William&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DOGRnAAAAcAAJ&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-Richard_Norwood-22"><span class="mw-cite-backlink"><b><a href="#cite_ref-Richard_Norwood_22-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFNorwood1699" class="citation book cs1">Norwood, Richard (1699). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=PjCnkysmO20C"><i>The Sea-man's Practice: Containing a Fundamental Problem in Navigation, Experimentally Verified</i></a>. London: Richard Mount. p. 43. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20231024211455/https://www.google.com/books/edition/The_Sea_man_s_Practice/PjCnkysmO20C">Archived</a> from the original on 24 October 2023<span class="reference-accessdate">. Retrieved <span class="nowrap">6 October</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Sea-man%27s+Practice%3A+Containing+a+Fundamental+Problem+in+Navigation%2C+Experimentally+Verified&rft.place=London&rft.pages=43&rft.pub=Richard+Mount&rft.date=1699&rft.aulast=Norwood&rft.aufirst=Richard&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DPjCnkysmO20C&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-rasc-23"><span class="mw-cite-backlink"><b><a href="#cite_ref-rasc_23-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFMcNish" class="citation web cs1">McNish, Larry. <a rel="nofollow" class="external text" href="https://calgary.rasc.ca/latlong.htm">"RASC Calgary Centre - Latitude and Longitude"</a>. <i>The Royal Astronomical Society of Canada</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20190830130927/https://calgary.rasc.ca/latlong.htm">Archived</a> from the original on 30 August 2019<span class="reference-accessdate">. Retrieved <span class="nowrap">30 August</span> 2019</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=The+Royal+Astronomical+Society+of+Canada&rft.atitle=RASC+Calgary+Centre+-+Latitude+and+Longitude&rft.aulast=McNish&rft.aufirst=Larry&rft_id=https%3A%2F%2Fcalgary.rasc.ca%2Flatlong.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-Annuaires1933-24"><span class="mw-cite-backlink"><b><a href="#cite_ref-Annuaires1933_24-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBureau_des_Longitudes1933" class="citation cs1">Bureau des Longitudes (1933). <a rel="nofollow" class="external text" href="https://gallica.bnf.fr/ark:/12148/bpt6k65733736/f426.image">"Mesures employées sur les cartes marines"</a>. <i>Annuaire Pour l'An 1933</i>: 392. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20190831035803/https://gallica.bnf.fr/ark:/12148/bpt6k65733736/f426.image">Archived</a> from the original on 2019-08-31<span class="reference-accessdate">. Retrieved <span class="nowrap">2019-08-31</span></span>. <q>The nautical mile [<i>mille marin</i>] is in principle the length of the sexagesimal minute of a meridian at a latitude of 45°. ... If we assume that the metre is exactly the ten-millionth part of the terrestrial quarter meridian, it would be equal to 1,851.85 m.</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Annuaire+Pour+l%27An+1933&rft.atitle=Mesures+employ%C3%A9es+sur+les+cartes+marines&rft.pages=392&rft.date=1933&rft.au=Bureau+des+Longitudes&rft_id=https%3A%2F%2Fgallica.bnf.fr%2Fark%3A%2F12148%2Fbpt6k65733736%2Ff426.image&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span> – Translation by Wikipedia.</span> </li> <li id="cite_note-Annuaries1848-25"><span class="mw-cite-backlink"><b><a href="#cite_ref-Annuaries1848_25-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBureau_des_Longitudes1848" class="citation cs1">Bureau des Longitudes (1848). <a rel="nofollow" class="external text" href="https://gallica.bnf.fr/ark:/12148/bpt6k65412527/f80.image">"Mesures itinéraires"</a>. <i>Annuaire Pour l'An 1848</i>: 74. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20190831042814/https://gallica.bnf.fr/ark:/12148/bpt6k65412527/f80.image">Archived</a> from the original on 2019-08-31<span class="reference-accessdate">. Retrieved <span class="nowrap">2019-08-31</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Annuaire+Pour+l%27An+1848&rft.atitle=Mesures+itin%C3%A9raires&rft.pages=74&rft.date=1848&rft.au=Bureau+des+Longitudes&rft_id=https%3A%2F%2Fgallica.bnf.fr%2Fark%3A%2F12148%2Fbpt6k65412527%2Ff80.image&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-Galzebrook-26"><span class="mw-cite-backlink"><b><a href="#cite_ref-Galzebrook_26-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBlazebrook1922" class="citation cs2">Blazebrook, Richard (1922), <a rel="nofollow" class="external text" href="https://archive.org/details/dictionaryofappl025484mbp/page/n593"><i>A Dictionary of Physics</i></a>, vol. 1, Macmillan and Co, Limited, p. 587</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=A+Dictionary+of+Physics&rft.pages=587&rft.pub=Macmillan+and+Co%2C+Limited&rft.date=1922&rft.aulast=Blazebrook&rft.aufirst=Richard&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Fdictionaryofappl025484mbp%2Fpage%2Fn593&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-Snyder-27"><span class="mw-cite-backlink"><b><a href="#cite_ref-Snyder_27-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFSnyder1987" class="citation cs1">Snyder, John P. (1987). <i>Map Projections: A Working Manual</i>. p. 16.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Map+Projections%3A+A+Working+Manual&rft.pages=16&rft.date=1987&rft.aulast=Snyder&rft.aufirst=John+P.&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-28"><span class="mw-cite-backlink"><b><a href="#cite_ref-28">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFAstinKaro1959" class="citation web cs1">Astin, A.V.; Karo, H. Arnold (June 25, 1959). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20130309210627/http://geodesy.noaa.gov/PUBS_LIB/FedRegister/FRdoc59-5442.pdf">"Refinement of values for the yard and the pound"</a> <span class="cs1-format">(PDF)</span>. <i>NOAA.gov</i>. National Bureau of Standards. Archived from <a rel="nofollow" class="external text" href="http://geodesy.noaa.gov/PUBS_LIB/FedRegister/FRdoc59-5442.pdf">the original</a> <span class="cs1-format">(PDF)</span> on March 9, 2013<span class="reference-accessdate">. Retrieved <span class="nowrap">2018-07-07</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=NOAA.gov&rft.atitle=Refinement+of+values+for+the+yard+and+the+pound&rft.date=1959-06-25&rft.aulast=Astin&rft.aufirst=A.V.&rft.au=Karo%2C+H.+Arnold&rft_id=http%3A%2F%2Fgeodesy.noaa.gov%2FPUBS_LIB%2FFedRegister%2FFRdoc59-5442.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-29"><span class="mw-cite-backlink"><b><a href="#cite_ref-29">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.collinsdictionary.com/dictionary/english/nautical-mile">"Nautical mile definition and meaning | Collins English Dictionary"</a>. <i>Collins Dictionary</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20190901010636/https://www.collinsdictionary.com/dictionary/english/nautical-mile">Archived</a> from the original on 1 September 2019<span class="reference-accessdate">. Retrieved <span class="nowrap">1 September</span> 2019</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Collins+Dictionary&rft.atitle=Nautical+mile+definition+and+meaning+%7C+Collins+English+Dictionary&rft_id=https%3A%2F%2Fwww.collinsdictionary.com%2Fdictionary%2Fenglish%2Fnautical-mile&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-30"><span class="mw-cite-backlink"><b><a href="#cite_ref-30">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.legislation.gov.uk/uksi/1995/1804/schedule/made">"The Units of Measurement Regulations 1995"</a>. <i>www.legislation.gov.uk</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20170324164025/http://www.legislation.gov.uk/uksi/1995/1804/schedule/made">Archived</a> from the original on 2017-03-24<span class="reference-accessdate">. Retrieved <span class="nowrap">2016-06-10</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.legislation.gov.uk&rft.atitle=The+Units+of+Measurement+Regulations+1995&rft_id=http%3A%2F%2Fwww.legislation.gov.uk%2Fuksi%2F1995%2F1804%2Fschedule%2Fmade&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-evolution-31"><span class="mw-cite-backlink"><b><a href="#cite_ref-evolution_31-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHallockWade1906" class="citation cs2">Hallock, William; Wade, Herbert T. (1906), <a rel="nofollow" class="external text" href="https://archive.org/details/outlinesofevolut00halluoft/page/54"><i>Outlines of the Evolution of Weights and Measures and the Metric System</i></a>, New York The Macmillan company, p. 54</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Outlines+of+the+Evolution+of+Weights+and+Measures+and+the+Metric+System&rft.pages=54&rft.pub=New+York+The+Macmillan+company&rft.date=1906&rft.aulast=Hallock&rft.aufirst=William&rft.au=Wade%2C+Herbert+T.&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Foutlinesofevolut00halluoft%2Fpage%2F54&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> <li id="cite_note-33"><span class="mw-cite-backlink"><b><a href="#cite_ref-33">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFZubrin1996" class="citation book cs1"><a href="/wiki/Robert_Zubrin" title="Robert Zubrin">Zubrin, Robert</a> (1996). <a href="/wiki/The_Case_for_Mars" title="The Case for Mars"><i>The Case for Mars: The Plan to Settle the Red Planet and Why We Must</i></a>. Richard Wagner. New York: Free Press. p. 162. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-684-82757-3" title="Special:BookSources/0-684-82757-3"><bdi>0-684-82757-3</bdi></a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/34906203">34906203</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Case+for+Mars%3A+The+Plan+to+Settle+the+Red+Planet+and+Why+We+Must&rft.place=New+York&rft.pages=162&rft.pub=Free+Press&rft.date=1996&rft_id=info%3Aoclcnum%2F34906203&rft.isbn=0-684-82757-3&rft.aulast=Zubrin&rft.aufirst=Robert&rfr_id=info%3Asid%2Fen.wikipedia.org%3ANautical+mile" class="Z3988"></span></span> </li> </ol></div></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=Nautical_mile&oldid=1257390839">https://en.wikipedia.org/w/index.php?title=Nautical_mile&oldid=1257390839</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:Units_of_measurement_in_navigation" title="Category:Units of measurement in navigation">Units of measurement in navigation</a></li><li><a href="/wiki/Category:Units_of_length" title="Category:Units of length">Units of length</a></li><li><a href="/wiki/Category:Customary_units_of_measurement_in_the_United_States" title="Category:Customary units of measurement in the United States">Customary units of measurement in the United States</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Hidden categories: <ul><li><a href="/wiki/Category:CS1:_long_volume_value" title="Category:CS1: long volume value">CS1: long volume value</a></li><li><a href="/wiki/Category:CS1_French-language_sources_(fr)" title="Category:CS1 French-language sources (fr)">CS1 French-language sources (fr)</a></li><li><a href="/wiki/Category:Articles_with_short_description" title="Category:Articles with short description">Articles with short description</a></li><li><a href="/wiki/Category:Short_description_is_different_from_Wikidata" title="Category:Short description is different from Wikidata">Short description is different from Wikidata</a></li><li><a href="/wiki/Category:Articles_containing_Latin-language_text" title="Category:Articles containing Latin-language text">Articles containing Latin-language text</a></li><li><a href="/wiki/Category:All_articles_with_unsourced_statements" title="Category:All articles with unsourced statements">All articles with unsourced statements</a></li><li><a href="/wiki/Category:Articles_with_unsourced_statements_from_June_2023" title="Category:Articles with unsourced statements from June 2023">Articles with unsourced statements from June 2023</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> This page was last edited on 14 November 2024, at 17:46<span class="anonymous-show"> (UTC)</span>.</li> <li id="footer-info-copyright">Text is available under the <a href="/wiki/Wikipedia:Text_of_the_Creative_Commons_Attribution-ShareAlike_4.0_International_License" title="Wikipedia:Text of the Creative Commons Attribution-ShareAlike 4.0 International License">Creative Commons Attribution-ShareAlike 4.0 License</a>; additional terms may apply. By using this site, you agree to the <a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Terms_of_Use" class="extiw" title="foundation:Special:MyLanguage/Policy:Terms of Use">Terms of Use</a> and <a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy" class="extiw" title="foundation:Special:MyLanguage/Policy:Privacy policy">Privacy Policy</a>. Wikipedia® is a registered trademark of the <a rel="nofollow" class="external text" href="https://wikimediafoundation.org/">Wikimedia Foundation, Inc.</a>, a non-profit organization.</li> </ul> <ul id="footer-places"> <li id="footer-places-privacy"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy">Privacy policy</a></li> <li id="footer-places-about"><a href="/wiki/Wikipedia:About">About Wikipedia</a></li> <li id="footer-places-disclaimers"><a href="/wiki/Wikipedia:General_disclaimer">Disclaimers</a></li> <li id="footer-places-contact"><a href="//en.wikipedia.org/wiki/Wikipedia:Contact_us">Contact Wikipedia</a></li> <li id="footer-places-wm-codeofconduct"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Universal_Code_of_Conduct">Code of Conduct</a></li> <li id="footer-places-developers"><a href="https://developer.wikimedia.org">Developers</a></li> <li id="footer-places-statslink"><a href="https://stats.wikimedia.org/#/en.wikipedia.org">Statistics</a></li> <li id="footer-places-cookiestatement"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Cookie_statement">Cookie statement</a></li> <li id="footer-places-mobileview"><a href="//en.m.wikipedia.org/w/index.php?title=Nautical_mile&mobileaction=toggle_view_mobile" class="noprint stopMobileRedirectToggle">Mobile view</a></li> </ul> <ul id="footer-icons" class="noprint"> <li id="footer-copyrightico"><a href="https://wikimediafoundation.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/static/images/footer/wikimedia-button.svg" width="84" height="29" alt="Wikimedia Foundation" loading="lazy"></a></li> <li id="footer-poweredbyico"><a href="https://www.mediawiki.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/w/resources/assets/poweredby_mediawiki.svg" alt="Powered by MediaWiki" width="88" height="31" loading="lazy"></a></li> </ul> </footer> </div> </div> </div> <div class="vector-settings" id="p-dock-bottom"> <ul></ul> </div><script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgHostname":"mw-web.codfw.main-f69cdc8f6-mcbjw","wgBackendResponseTime":194,"wgPageParseReport":{"limitreport":{"cputime":"0.757","walltime":"0.920","ppvisitednodes":{"value":3113,"limit":1000000},"postexpandincludesize":{"value":71688,"limit":2097152},"templateargumentsize":{"value":2646,"limit":2097152},"expansiondepth":{"value":12,"limit":100},"expensivefunctioncount":{"value":5,"limit":500},"unstrip-depth":{"value":1,"limit":20},"unstrip-size":{"value":121191,"limit":5000000},"entityaccesscount":{"value":0,"limit":400},"timingprofile":["100.00% 808.328 1 -total"," 39.66% 320.605 2 Template:Reflist"," 23.64% 191.090 15 Template:Cite_book"," 18.83% 152.225 3 Template:Lang"," 9.61% 77.680 1 Template:Short_description"," 8.56% 69.183 1 Template:Infobox_unit"," 7.55% 60.990 1 Template:Infobox"," 5.94% 47.991 2 Template:Pagetype"," 5.59% 45.216 10 Template:Cite_web"," 5.31% 42.910 6 Template:Citation"]},"scribunto":{"limitreport-timeusage":{"value":"0.503","limit":"10.000"},"limitreport-memusage":{"value":18795087,"limit":52428800}},"cachereport":{"origin":"mw-web.codfw.main-f69cdc8f6-9nxpb","timestamp":"20241122140938","ttl":2592000,"transientcontent":false}}});});</script> <script type="application/ld+json">{"@context":"https:\/\/schema.org","@type":"Article","name":"Nautical mile","url":"https:\/\/en.wikipedia.org\/wiki\/Nautical_mile","sameAs":"http:\/\/www.wikidata.org\/entity\/Q93318","mainEntity":"http:\/\/www.wikidata.org\/entity\/Q93318","author":{"@type":"Organization","name":"Contributors to Wikimedia projects"},"publisher":{"@type":"Organization","name":"Wikimedia Foundation, Inc.","logo":{"@type":"ImageObject","url":"https:\/\/www.wikimedia.org\/static\/images\/wmf-hor-googpub.png"}},"datePublished":"2001-09-29T16:03:57Z","dateModified":"2024-11-14T17:46:58Z","image":"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/5\/59\/Nautic_mile_definition_v2_English.svg","headline":"unit of distance (1852 m)"}</script> </body> </html>