Distance between Barnaul, Altai Krai, Russia and Boulder, Colorado, USA

9607 km = 5969 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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Barnaul, Russia

Country: Russia
Barnaul’s coordinates: 53°21′38″ N, 83°45′48″ E
Population: 599,579
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Wikipedia article: Barnaul

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Boulder, USA

Country: USA
State: Colorado
Boulder’s coordinates: 40°00′53″ N, 105°16′13″ W
Population: 97,385
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Wikipedia article: Boulder

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