Distance between Patna, India and Cognac, France
7677 km = 4770 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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Patna, India
Country: IndiaPatna’s coordinates: 25°35′38″ N, 85°08′08″ E
Population: 1,599,920
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Cognac, France
Country: FranceCognac’s coordinates: 45°42′00″ N, 0°19′59″ W
Population: 20,868
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