10-03-2013, 04:50 AM

Two calculators from Tony Dunn

If you are modelling circular orbits, use n=3, otherwise read the link provided on those pages.

Quote:Here's a link to a javascript calculator which computes the distance interior to a planet where the planet's gravity will make the region unstable for other planets.

http://orbitsimulator.com/formulas/reachinterior.html

And Here's a link to a javascript calculator which computes the distance exterior to a planet where the planet's gravity will make the region unstable for other planets.

http://orbitsimulator.com/formulas/reachexterior.html

If you are modelling circular orbits, use n=3, otherwise read the link provided on those pages.