Elliptical orbits for planets

[mwforum@xxxxxxxxxxxxxxxxxx (Daniel Ajoy)]

On 5 Mar 2003 at 6:59, Dale  Reed wrote:

> > Wow, it looks like an ellipse to me, are you sure it is an oval? Do you
> understand know how it works? Could you
> please explain it's rationale.

I was talking about this code:

to ellipse :s :e
pd
local "n 
make "n 0
repeat 360[rt :n fd :s lt :n lt :n fd :s * :e rt :n make "n :n + 1]
end

I love it's simplicity.

Daniel