Glossary
Space Trajectories. Collision Risks on Orbit

Keplerian; Keplerian

Relating to the motion obtained in the two-body problem.

Osculating orbit – osculating orbit

Conical orbit obtained with the two-body problem.

Orbitography

Estimating an osculating orbit from dynamic models and observations

Monte-Carlo method; Monte-Carlo method

A method for studying random phenomena based on simulations with the drawing of uncertain parameters and statistical analysis of the results.

MOID; Minimum Orbit Intersection Distance

Geometric distance between two ellipses with a common focus.

TLE; Two-Line Elements

Catalog of orbital parameters of known objects (satellites and debris)...