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Rotational dynamics of Mars : using magnetic anomalies modeling to estimate Mars polar motion

The possible polar wandering of the planet Mars is investigated by modeling some of the many surface magnetic anomalies discovered by Mars Global Surveyor (MGS). First I describe the physics of polar wandering by exposing the theory developed by Ricard et al. [1993] and Spada et al. [1996]. I derive the linear form of the equation of polar motion in the time domain valid for polar motion of up to 10 deg. The long-term polar motion of a non-rigid planet is also discussed via the rotational number first defined by Spada et al. [1996]. The main conclusion of Spada et al. [1996] can be reached by using the simpler linear equation of polar motion.

Identiferoai:union.ndltd.org:LACETR/oai:collectionscanada.gc.ca:QMM.81602
Date January 2004
CreatorsBoutin, Daniel
PublisherMcGill University
Source SetsLibrary and Archives Canada ETDs Repository / Centre d'archives des thèses électroniques de Bibliothèque et Archives Canada
LanguageEnglish
Detected LanguageEnglish
TypeElectronic Thesis or Dissertation
Formatapplication/pdf
CoverageMaster of Science (Department of Earth and Planetary Sciences.)
RightsAll items in eScholarship@McGill are protected by copyright with all rights reserved unless otherwise indicated.
Relationalephsysno: 002209364, proquestno: AAIMR12405, Theses scanned by UMI/ProQuest.

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