Question 1135266
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<pre>
    The great-circle distance is the shortest distance between two points on the surface of a sphere, 
    measured along the surface of the sphere.


    Wikipedia,  https://en.wikipedia.org/wiki/Great-circle_distance
</pre>


To calculate the requested distance, I used an online "great circle calculator" from the Internet site 

https://www.cactus2000.de/uk/unit/massgrk.shtml



After inputting the given latitudes and longitudes, the calculator returned the distance of 10875 kilometers.

assuming the Earth radius of 6371.0 km.
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