Celestia Forums

This is a thread intended to help newbies with no technical knowledge to build their own add ons.

Orbital elements
This link is useful to understand the concepts to build your own orbit profile.
http://spaceflight.nasa.gov/realdata/el ... index.html

You may want to test this concepts with real data. Here yo have the real orbital data for ISS.

ISS orbital trajectory data
http://spaceflight.nasa.gov/realdata/si ... VPOST.html