5. Glossary

Keplerian; Keplerian

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

Phasing

Adjustment of angular position in orbit relative to a target.

Manœuvre impulsionnelle; impulsive maneuver

Instant gear change.

linear quadratic control; linear quadratic control

Closed-loop control law deduced from the solution of an optimal control problem with quadratic criterion and linear dynamics.

Vitesse à gagner; velocity to gain

Speed gain required to be on a ballistic trajectory to reach the target.

Proportional navigation

Transverse acceleration control to reach an interception point, assuming a straight trajectory....