Distance between Seoul, South Korea and Poronaysk, Sakhalin Oblast, Russia
1832 km = 1138 miles
We assume a spherical Earth as a close approximation of the true shape of the Earth (an oblate spheroid). The distance is calculated as great-circle or orthodromic distance between city centres on the surface of a sphere.
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Seoul, South Korea
Country: South KoreaSeoul’s coordinates: 37°33′57″ N, 126°58′42″ E
Population: 10,349,312
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Poronaysk, Russia
Country: RussiaPoronaysk’s coordinates: 49°13′18″ N, 143°05′48″ E
Population: 16,677
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