Distance between Kolkata, India and Longmont, Colorado, USA
12916 km = 8026 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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Wikipedia article: Kolkata
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Longmont, USA
Country: USAState: Colorado
Longmont’s coordinates: 40°10′01″ N, 105°06′06″ W
Population: 86,270
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Wikipedia article: Longmont
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