Distance between Colombo, Sri Lanka and Ulan-Ude, Republic of Buryatia, Russia
5607 km = 3484 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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Colombo, Sri Lanka
Country: Sri LankaColombo’s coordinates: 6°55′54″ N, 79°50′52″ E
Population: 648,034
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Wikipedia article: Colombo
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Ulan-Ude, Russia
Country: RussiaUlan-Ude’s coordinates: 51°49′37″ N, 107°36′22″ E
Population: 360,278
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Wikipedia article: Ulan-Ude
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