Distance between Colombo, Sri Lanka and Round Rock, Texas, USA

15861 km = 9856 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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Colombo, Sri Lanka

Country: Sri Lanka
Colombo’s coordinates: 6°55′54″ N, 79°50′52″ E
Population: 648,034
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Wikipedia article: Colombo

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Round Rock, USA

Country: USA
State: Texas
Round Rock’s coordinates: 30°30′29″ N, 97°40′44″ W
Population: 99,887
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Wikipedia article: Round Rock

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Find out the distance between Round Rock and the North Pole, the South Pole, the Equator, the Tropic of Cancer, the Tropic of Capricorn, the Arctic Circle, the Antarctic Circle