Distance between Colombo, Sri Lanka and Blackwater, Australia
8227 km = 5112 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 LankaColombo’s coordinates: 6°55′54″ N, 79°50′52″ E
Population: 648,034
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Blackwater, Australia
Country: AustraliaBlackwater’s coordinates: 23°35′00″ S, 148°52′44″ E
Population: 7,250
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Wikipedia article: Blackwater
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