Distance between Houston, Texas, USA and Chiang Rai, Thailand
14273 km = 8869 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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Houston, USA
Country: USAState: Texas
Houston’s coordinates: 29°45′47″ N, 95°21′47″ W
Population: 2,099,451
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Chiang Rai, Thailand
Country: ThailandChiang Rai’s coordinates: 19°54′30″ N, 99°49′56″ E
Population: 78,756
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Wikipedia article: Chiang Rai
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