A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Position-Finding
From: Andrew Nikitin
Date: 2017 Dec 4, 11:18 -0800
> ... Santa starts at 10+5/pi miles from the ...
> this is what you meant, right??
Also, the original article specifically mentioned "Arctic". I wonder if that was because its author was aware of the additional solutions and got rid of them by including extra constraint.