had this, threw an error because did 4 instead of 5 at the first test idk

nowadays you can use for...of

Well, let's just assume that Captain Haversine is a pirate and goes by his own rules :)

... and that's why it's important to have domain experts when working on software :)

I like this one, because it brings me back to my sea-going years. :-)
Note that TRUE nauticals never use notation degrees / minutes / seconds, but degrees, minutes and their decimals.
Like this: 51-48.3 N 004-54.4 W
And a captain will usually prefer a loxodromic course, especially for small distances, to avoid minute course changes every fifteen minutes or so.

I also enjoyed it very much.

Fantastic kata that really learns you something!

Rounding requirement has been removed.

Fixed, but needs random tests.

so which kata made you 1dan? ;-)

Missing random tests for CoffeeScript

Mostly fixed, will raise separate detailed issue on what's still missing.

Info added to description.

Approved, but needs to be fixed.

Added.

Fixed for JS, need to fix for CoffeScript