KnowraGreat-circle distanceLinked fromLinked fromThe 8 pages that link to Great-circle distance, each with the reason it gives.All 8Broader topic 2Related 6QiblaRelated: The shortest surface route to the Kaaba determines the usual qibla bearing.Nautical mileRelated: Navigation uses angular positions and Earth geometry to estimate distances between locations.Icosahedral symmetryRelated: Spherical geometry describes the angular separation of directions related by icosahedral rotations.Transatlantic flightRelated: It helps determine the shortest route across the curved Atlantic.Azimuthal equidistant projectionRelated: This is the distance the projection preserves from its center.Legendre's theorem on spherical trianglesRelated: These spherical side lengths are approximated by the corrected plane triangle’s sides.