Distance between Bangkok, Thailand and Porto Velho, Brazil
18247 km = 11338 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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Bangkok, Thailand
Country: ThailandBangkok’s coordinates: 13°45′14″ N, 100°30′05″ E
Population: 5,104,476
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Wikipedia article: Bangkok
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Porto Velho, Brazil
Country: BrazilPorto Velho’s coordinates: 8°45′42″ S, 63°54′14″ W
Population: 306,180
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Wikipedia article: Porto Velho
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