txt.sour.is xkcd-com@feeds.twtxt.net "The Maritime Approximation ![It works because a nautical mile is based on a degree of latitude, and the Earth (e) is a circle.]() ⌘ Read more"

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The Maritime Approximation
It works because a nautical mile is based on a degree of latitude, and the Earth (e) is a circle. ⌘ Read more

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