[USMA:35705] Re: Spherical Earth RE: Re: decimal time

[Philip S Hall]

Brij sir...
Considering Earth to be 'hypothetical Sphere of radius 6371 kilometre', 
the Earth is 40030.1592786
kilometre, AND each degree works to 111.1948868853 kilometre.
Hypothetical sphere of radius 6371 km, to NEAREST km so circumference of 
Earth to nearest 0.1 mm ?