{"id":155693,"date":"2026-04-06T09:19:07","date_gmt":"2026-04-06T16:19:07","guid":{"rendered":"https:\/\/www.geocaching.com\/blog\/?p=155693"},"modified":"2026-04-07T07:53:10","modified_gmt":"2026-04-07T14:53:10","slug":"gladys-westova-a-revoluce-v-oblasti-gps-den-modreho-prepinace-blue-switch-day-2026","status":"publish","type":"post","link":"https:\/\/www.geocaching.com\/blog\/2026\/04\/gladys-westova-a-revoluce-v-oblasti-gps-den-modreho-prepinace-blue-switch-day-2026\/","title":{"rendered":"Gladys Westov\u00e1 a revoluce v oblasti GPS: Den modr\u00e9ho p\u0159ep\u00edna\u010de &#8211; Blue Switch Day 2026"},"content":{"rendered":"<p>Kdy\u017e ka\u010de\u0159i vyraz\u00ed ven s p\u0159\u00edstrojem vybaven\u00fdm GPS, vyu\u017e\u00edvaj\u00ed des\u00edtky let brilantn\u00edho v\u011bdeck\u00e9ho a matematick\u00e9ho b\u00e1d\u00e1n\u00ed, d\u00edky kter\u00e9mu tyto sou\u0159adnice v\u016fbec existuj\u00ed. Za ka\u017ed\u00fdm \u00fasp\u011b\u0161n\u00fdm n\u00e1lezem stoj\u00ed geni\u00e1ln\u00ed matemati\u010dka, jej\u00ed\u017e pr\u00e1ce pomohla umo\u017enit vznik modern\u00edho syst\u00e9mu GPS: <strong><a href=\"https:\/\/en.wikipedia.org\/wiki\/Gladys_West\">Dr. Gladys Westov\u00e1<\/a><\/strong>.<\/p>\n<figure id=\"attachment_155536\" aria-describedby=\"caption-attachment-155536\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-155536\" src=\"https:\/\/www.geocaching.com\/blog\/wp-content\/uploads\/2026\/03\/Gladys-West.jpg\" alt=\"\" width=\"300\" height=\"390\" srcset=\"https:\/\/d3mo08i005h0zn.cloudfront.net\/blog\/uploads\/2026\/03\/Gladys-West.jpg 675w, https:\/\/d3mo08i005h0zn.cloudfront.net\/blog\/uploads\/2026\/03\/Gladys-West-300x390.jpg 300w, https:\/\/d3mo08i005h0zn.cloudfront.net\/blog\/uploads\/2026\/03\/Gladys-West-656x853.jpg 656w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-155536\" class=\"wp-caption-text\">1930 &#8211; 2026<br \/>Obr\u00e1zek z New York Times.<\/figcaption><\/figure>\n<p><!--more--><\/p>\n<p>Pr\u016fkopnick\u00e1 pr\u00e1ce Gladys Westov\u00e9 se zam\u011b\u0159ila na \u0159e\u0161en\u00ed zd\u00e1nliv\u011b slo\u017eit\u00e9ho probl\u00e9mu: ur\u010den\u00ed p\u0159esn\u00e9ho tvaru Zem\u011b.<\/p>\n<p>V 60. a 70. letech minul\u00e9ho stolet\u00ed se Westov\u00e1 pod\u00edlela na zpracov\u00e1n\u00ed obrovsk\u00e9ho mno\u017estv\u00ed satelitn\u00edch dat za \u00fa\u010delem vytvo\u0159en\u00ed modelu zemsk\u00e9ho <a href=\"https:\/\/en.wikipedia.org\/wiki\/Geoid\">geoidu<\/a>. Vzhledem k tomu, \u017ee satelity ob\u00edhaj\u00ed kolem Zem\u011b pod vlivem jej\u00edho gravita\u010dn\u00edho pole, bylo pochopen\u00ed tohoto tvaru nezbytn\u00e9 pro v\u00fdpo\u010det p\u0159esn\u00fdch poloh na povrchu planety. Westov\u00e1 naprogramovala ran\u00e9 superpo\u010d\u00edta\u010de tak, aby analyzovaly oce\u00e1nografick\u00e1 a satelitn\u00ed m\u011b\u0159en\u00ed, a vytvo\u0159ila tak st\u00e1le p\u0159esn\u011bj\u0161\u00ed modely, kter\u00e9 se staly z\u00e1kladem pro v\u00fdvoj <a href=\"https:\/\/en.wikipedia.org\/wiki\/Global_Positioning_System\">glob\u00e1ln\u00edho pozi\u010dn\u00edho syst\u00e9mu (GPS)<\/a>. Kdy\u017e byly pozd\u011bji vypu\u0161t\u011bny satelity GPS, op\u00edraly se pr\u00e1v\u011b o tyto p\u0159esn\u00e9 modely Zem\u011b, aby mohly p\u0159ev\u00e1d\u011bt satelitn\u00ed sign\u00e1ly na p\u0159esn\u00e9 sou\u0159adnice, kter\u00e9 dnes vyu\u017e\u00edv\u00e1me pro navigaci, mapov\u00e1n\u00ed a technologie zalo\u017een\u00e9 na ur\u010dov\u00e1n\u00ed polohy.<\/p>\n<p>Geocaching vych\u00e1z\u00ed z n\u00e1dhern\u011b jednoduch\u00e9ho n\u00e1padu: pomoc\u00ed GPS sou\u0159adnic hledat po cel\u00e9m sv\u011bt\u011b ukryt\u00e9 poklady. Kouzlo, kter\u00e9 se za t\u011bmito sou\u0159adnicemi skr\u00fdv\u00e1, v\u0161ak z\u00e1vis\u00ed na neuv\u011b\u0159iteln\u011b sofistikovan\u00e9m syst\u00e9mu satelit\u016f, \u010dasovac\u00edch sign\u00e1l\u016f a model\u016f Zem\u011b.<\/p>\n<p>D\u011bkujeme, Gladys Westov\u00e1, za p\u0159\u00ednos v oblasti <a href=\"https:\/\/en.wikipedia.org\/wiki\/Geodesy\">geod\u00e9zie<\/a> a satelitn\u00edho modelov\u00e1n\u00ed, d\u00edky kter\u00e9mu je geocaching tak p\u0159esn\u00fd!<\/p>\n<p>Oslavte Blue Switch Day 2026 zalo\u017een\u00edm ke\u0161e a z\u00edskejte suven\u00fdr pro zakladatele k Blue Switch Day 2026.<\/p>\n<p><strong>Blue Switch Day 2026 hider &#8211; ukr\u00fdva\u010d:<\/strong><\/p>\n<ul>\n<li>K z\u00edsk\u00e1n\u00ed tohoto suven\u00fdru mus\u00ed m\u00edt ka\u010de\u0159i publikovanou ne-eventovou ke\u0161 mezi 1. a 31. kv\u011btnem 2026.\n<ul>\n<li>Zapo\u010d\u00edt\u00e1v\u00e1 se jak\u00fdkoli typ ke\u0161e mimo event a Adventure Lab\u00ae, pokud je publikov\u00e1n mezi 1. a 31. kv\u011btnem.<\/li>\n<li>Nezapome\u0148te, \u017ee doba schvalov\u00e1n\u00ed se m\u016f\u017ee li\u0161it! Dobrovoln\u00edk z geocachingov\u00e9 komunity obvykle za\u010dne va\u0161i ke\u0161ku posuzovat do 7 dn\u016f. Doporu\u010dujeme odeslat ke\u0161 k publikaci alespo\u0148 t\u00fdden p\u0159ed uz\u00e1v\u011brkou. Dal\u0161\u00ed informace o procesu schvalov\u00e1n\u00ed ke\u0161\u00ed najdete v na\u0161em <a href=\"https:\/\/www.geocaching.com\/help\/index.php?pg=kb.chapter&amp;id=97&amp;pgid=74\">Centru n\u00e1pov\u011bdy<\/a>.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>Jak letos oslav\u00edte Den modr\u00e9ho p\u0159ep\u00edna\u010de?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kdy\u017e ka\u010de\u0159i vyraz\u00ed ven s p\u0159\u00edstrojem vybaven\u00fdm GPS, vyu\u017e\u00edvaj\u00ed des\u00edtky let brilantn\u00edho v\u011bdeck\u00e9ho a matematick\u00e9ho b\u00e1d\u00e1n\u00ed, d\u00edky kter\u00e9mu tyto sou\u0159adnice v\u016fbec existuj\u00ed. Za ka\u017ed\u00fdm \u00fasp\u011b\u0161n\u00fdm n\u00e1lezem stoj\u00ed geni\u00e1ln\u00ed matemati\u010dka, jej\u00ed\u017e pr\u00e1ce pomohla umo\u017enit vznik modern\u00edho syst\u00e9mu GPS: Dr. Gladys Westov\u00e1.<\/p>\n","protected":false},"author":133,"featured_media":155545,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"episode_type":"audio","audio_file":"","cover_image":"","cover_image_id":"","duration":"","filesize":"","date_recorded":"","explicit":"","block":"","filesize_raw":"","footnotes":""},"categories":[1401,1404,131],"tags":[],"series":[],"class_list":["post-155693","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cestina","category-cestina-2","category-local"],"episode_featured_image":"https:\/\/d3mo08i005h0zn.cloudfront.net\/blog\/uploads\/2026\/03\/BBS_2026_SocialSuite_Final_Hider_Blog_800x450.jpg","episode_player_image":"https:\/\/www.geocaching.com\/blog\/wp-content\/plugins\/seriously-simple-podcasting\/assets\/images\/no-album-art.png","download_link":"","player_link":"","audio_player":false,"episode_data":{"playerMode":"dark","subscribeUrls":{"apple_podcasts":{"key":"apple_podcasts","url":"","label":"Apple Podcasts","class":"apple_podcasts","icon":"apple-podcasts.png"},"google_podcasts":{"key":"google_podcasts","url":"","label":"Google Podcasts","class":"google_podcasts","icon":"google-podcasts.png"},"spotify":{"key":"spotify","url":"","label":"Spotify","class":"spotify","icon":"spotify.png"},"stitcher":{"key":"stitcher","url":"","label":"Stitcher","class":"stitcher","icon":"stitcher.png"}},"rssFeedUrl":"https:\/\/www.geocaching.com\/blog\/feed\/podcast\/inside-geocaching-hq-podcast","embedCode":"<blockquote class=\"wp-embedded-content\" data-secret=\"GyJuDyEXXc\"><a href=\"https:\/\/www.geocaching.com\/blog\/2026\/04\/gladys-westova-a-revoluce-v-oblasti-gps-den-modreho-prepinace-blue-switch-day-2026\/\">Gladys Westov\u00e1 a revoluce v oblasti GPS: Den modr\u00e9ho p\u0159ep\u00edna\u010de &#8211; Blue Switch Day 2026<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.geocaching.com\/blog\/2026\/04\/gladys-westova-a-revoluce-v-oblasti-gps-den-modreho-prepinace-blue-switch-day-2026\/embed\/#?secret=GyJuDyEXXc\" width=\"500\" height=\"350\" title=\"&#8220;Gladys Westov\u00e1 a revoluce v oblasti GPS: Den modr\u00e9ho p\u0159ep\u00edna\u010de &#8211; Blue Switch Day 2026&#8221; &#8212; Official Blog\" data-secret=\"GyJuDyEXXc\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! 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