Distance between Singapore, Singapore and Poronaysk, Sakhalin Oblast, Russia
6511 km = 4045 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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Singapore, Singapore
Country: SingaporeSingapore’s coordinates: 1°17′22″ N, 103°51′00″ E
Population: 3,547,809
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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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