Distance between Ankara, Turkey and Boulder, Colorado, USA

10177 km = 6323 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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Ankara, Turkey

Country: Turkey
Ankara’s coordinates: 39°55′11″ N, 32°51′15″ E
Population: 3,517,182
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Wikipedia article: Ankara

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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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