Distance between Patna, India and Blackrock, Ireland

7847 km = 4876 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: India
Patna’s coordinates: 25°35′38″ N, 85°08′08″ E
Population: 1,599,920
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Wikipedia article: Patna

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Blackrock, Ireland

Country: Ireland
Blackrock’s coordinates: 53°18′05″ N, 6°10′40″ W
Population: 8,821
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Wikipedia article: Blackrock

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