Distance between Seattle, Washington, USA and Lanzhou, China
9653 km = 5998 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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Seattle, USA
Country: USAState: Washington
Seattle’s coordinates: 47°36′22″ N, 122°19′55″ W
Population: 608,660
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Lanzhou, China
Country: ChinaLanzhou’s coordinates: 36°03′25″ N, 103°50′23″ E
Population: 2,628,426
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