fcorica0802 Jul 17, 2011
--- In find_orb@yahoogroups.com, Bill J Gray <pluto@...> wrote:
>
> Hi Francisco,
>
> > Please forget my message. Finally yesteday I could confirm that "gm"
> > variable is G * (Ma + Mb)
>
> True. I'm usually thinking in terms of asteroids, where the
> mass of the secondary component can be safely neglected (unless
> you're going out to ten decimal places... which doesn't seem so
> outrageous, now that I think of it.) I've never tackled solving
> binary star orbits. But converting a state vector to classical
> elements ought to work the same way.
>
> -- Bill
>