Distance between Kolkata, India and Mamaroneck, New York, USA
12729 km = 7909 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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Kolkata, India
Country: IndiaKolkata’s coordinates: 22°33′45″ N, 88°21′46″ E
Population: 4,631,392
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Mamaroneck, USA
Country: USAState: New York
Mamaroneck’s coordinates: 40°56′55″ N, 73°43′57″ W
Population: 18,929
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