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4. Glossary
Repère galiléen ou inertiel; galilean or inertial frame
Benchmark in which Newton's second law is valid.
Ecliptic; ecliptic
Plane of the Earth's trajectory around the Sun.
Planetocentric (heliocentric) frame; planetocentric (heliocentric) frame
Marker linked to a planet (the Sun).
Keplerian; Keplerian
Relating to the motion obtained in the two-body problem.
Pericenter; perastre
Point closest to the attractor center on a Keplerian conic.
Anomalie à l'infini; infinite anomaly
Angle between the direction of the periastron and the asymptote of a hyperbolic orbit.
Vitesse à l'infini; infinite or excess...
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