A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Arcturus- what is the arc diameter from Earth?
Date: 2015 Aug 5, 08:38 -0700
Arturus is 36.7 light years (3.472 x 10^14 kilometers) from Earth and has a radius of 1.767 x 10^7 kilometers, which I work out to be a semidiameter of 0.013".
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