Stochastic Safety in Space Conjunctions

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Abstract

The stochastic reach-avoid problem termed p-safety is further examined in the context of space debris and short-term orbital encounters. We define the collision probability problem, and reformulate it as a strong p-safety problem, which offers a computable solution. Enabling computation comes at the cost of a more restrictive formulation which requires several relaxation schemes. To this end, Bernstein forms are employed as polynomial approximation of the nonlinear dynamics, and sum-of-squares as bases to attain certificates of positivity. Finally, a stochastic version of the unperturbed planetary equations is used to model the dynamics.
OriginalsprogEngelsk
Titel2022 IEEE 61st Conference on Decision and Control (CDC)
ForlagIEEE (Institute of Electrical and Electronics Engineers)
Publikationsdato2022
Artikelnummer9992598
ISBN (Trykt)978-1-6654-6760-5, 978-1-6654-6762-9
ISBN (Elektronisk)978-1-6654-6761-2
DOI
StatusUdgivet - 2022
Begivenhed2022 IEEE 61st Conference on Decision and Control (CDC) - Cancun, Mexico
Varighed: 6 dec. 20229 dec. 2022

Konference

Konference2022 IEEE 61st Conference on Decision and Control (CDC)
Land/OmrådeMexico
ByCancun
Periode06/12/202209/12/2022
NavnI E E E Conference on Decision and Control. Proceedings
ISSN0743-1546

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