🌐EnglishEnglishDeutschEspañolFrançaisРусскийالعربية中文日本語EntityQ1332363· pop 10· linked from 29 articlesellipsoidal coordinatesAlso known as confocal ellipsoidal coordinates, Elliptic coordinatesthree-dimensional orthogonal coordinate systemAvailable in 9 languagesEspañolFrançaisDeutsch中文РусскийHungarianLuxembourgishUkrainianvia Wikidata sitelinks · CC0Connectionsspherical coordinate systemEntityelliptic coordinate systemEntityCategoriesEllipsoidsOrthogonal coordinate systemsThree-dimensional coordinate systems