Conjunction
Space Trajectories. Collision Risks on Orbit
Quizzed article REF: TRP4052 V1
Conjunction
Space Trajectories. Collision Risks on Orbit

Author : Max CERF

Publication date: December 10, 2020, Review date: July 30, 2021 | Lire en français

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2. Conjunction

A conjunction is an approach between two objects in orbit. To guarantee the safety of an operational satellite, it is essential to detect any conjunctions with known debris. The warning must be given as soon as possible, in order to prepare a possible evasive maneuver.

2.1 Digital simulation

Precise detection of a conjunction requires numerical integration of the equations of motion (5) and (6) of the two objects under...

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