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Automating Initial Guess Generation for High Fidelity Trajectory Optimization ToolsMany academic studies in spaceflight dynamics rely on simplified dynamical models, such as restricted three-body models or averaged forms of the equations of motion of an orbiter. In practice, the end result of these preliminary orbit studies needs to be transformed into more realistic models, in particular to generate good initial guesses for high-fidelity trajectory optimization tools like Mystic. This paper reviews and extends some of the approaches used in the literature to perform such a task, and explores the inherent trade-offs of such a transformation with a view toward automating it for the case of ballistic arcs. Sample test cases in the libration point regimes and small body orbiter transfers are presented.
Document ID
20150007218
Acquisition Source
Jet Propulsion Laboratory
Document Type
Conference Paper
External Source(s)
Authors
Villa, Benjamin
(California Univ. Irvine, CA, United States)
Lantoine, Gregory
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Sims, Jon
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Whiffen, Gregory
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Date Acquired
May 4, 2015
Publication Date
August 11, 2013
Subject Category
Space Communications, Spacecraft Communications, Command And Tracking
Meeting Information
Meeting: AAS/AIAA Astrodynamics Specialist Conference
Location: Hilton Head, SC
Country: United States
Start Date: August 11, 2013
End Date: August 15, 2013
Sponsors: American Astronautical Society, American Inst. of Aeronautics and Astronautics
Distribution Limits
Public
Copyright
Other
Keywords
design process
space mission trajectory

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