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David Eagle


Last seen: 24 jours ago

116 total contributions since 2012

Aerospace engineer (retired)
Professional Interests: aerospace trajectory optimization

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Submitted


N-body Gravity Assist Trajectory Analysis
Divide-and-conquer approach to solving a single gravity assist interplanetary trajectory subject to n-body perturbations

20 jours ago | 5 downloads |

Submitted


Optimal Finite-burn Interplanetary Injection from Earth Orbi
A MATLAB script for optimizing finite-burn interplanetary injection trajectories (SNOPT version).

22 jours ago | 8 downloads |

Submitted


Computer Methods for Aerospace Trajectory Optimization
Additional technical documentation for the Orbital Mechanics with MATLAB scripts posted on the Mathworks File Exchange.

4 mois ago | 8 downloads |

Submitted


Modeling Orbital Maneuvers with MATLAB
Five MATLAB scripts for modeling impulsive and finite-burn orbital maneuvers

12 mois ago | 12 downloads |

Submitted


A MATLAB Script for Optimal Single Impulse De-orbit - SNOPT
optimal impulsive maneuver required to de-orbit a spacecraft in a circular or elliptical Earth orbit

12 mois ago | 3 downloads |

Submitted


Gravity Perturbed Optimal Orbital Transfer Analysis - OTB
Optimal two impulse transfer subject to non-spherical gravity perturbations - Optimization Toolbox version

12 mois ago | 4 downloads |

Submitted


Optimal Impulsive Orbital Transfer
MATLAB script for the solution of the one and two impulse orbit transfer between two Earth orbits.

environ un an ago | 8 downloads |

Submitted


MATLAB script for Earth-to-Mars Mission Design - OTB
Optimization Toolbox version of the e2m_matlab script that performs Earth-to-Mars mission analysis and design.

environ un an ago | 9 downloads |

Submitted


A MATLAB script for Earth-to-Mars Mission Design
Design and optimize Earth-to-Mars ballistic trajectories from Earth park orbit to Mars B-plane encounter.

environ un an ago | 8 downloads |

Submitted


Numerical Prediction of Orbital Events
MATLAB script and user's manual for predicting important root-finding and extrema orbital events

environ un an ago | 3 downloads |

Submitted


Parametric Analysis of TLI Delta-V Lunar Trajectories - OTB
Optimization Toolbox version of the tli_sweep MATLAB script that performs a parametric sweep of TLI requirements for Lunar traje...

environ un an ago | 3 downloads |

Submitted


Parametric Analysis of TLI Delta-V Lunar Transfer
Parametric Analysis of Minimum TLI Delta-V Lunar Transfer Trajectories

environ un an ago | 2 downloads |

Submitted


Trans-Lunar Trajectory Optimization - SNOPT version
SNOPT version of the tlto_matlab script used to design preliminary lunar missions from Earth park orbit to B-plane encounter.

environ un an ago | 6 downloads |

Submitted


Trans-Lunar Trajectory Optimization - OTB version
Optimization Toolbox version of the tlto_matlab script used to design preliminary lunar missions from Earth park orbit to B-plan...

environ un an ago | 12 downloads |

Submitted


MATLAB Ephemeris of the Sun and Inner Planets
Analytic ephemeris of the Sun and inner planets (Mercury, Venus and Mars) valid between -4000 B.C. and +2800 A.D.

environ un an ago | 5 downloads |

Submitted


MATLAB Implementation of "Lunar Tables and Programs"
MATLAB demo and function that computes the coordinates of the Moon using algorithms from in "Lunar Tables and Programs".

environ un an ago | 5 downloads |

Submitted


Parametric Analysis of Ballistic Earth-to-Mars Trajectories
perform a parametric “sweep” of ballistic interplanetary trajectories from a user-defined Earth park orbit to encounter at Mars

environ un an ago | 4 downloads |

Submitted


A MATLAB Implementation of a Jean Meeus Lunar Algorithm
compute the mean equinox of date position of the moon using the algorithm in chapter 45 of Astronomical Algorithms by Jean Meeus...

environ un an ago | 3 downloads |

Submitted


Gravity-perturbed Earth Orbit Lambert Problem - OTB/fsolve
OTB/fsolve version of the lambert4.m MATLAB script which solves the gravity-perturbed Lambert problem

environ un an ago | 4 downloads |

Submitted


Creating a Chebyshev Ephemeris with MATLAB
MATLAB script demonstrates how to create & evaluate a Chebyshev representation of the position coordinates of the sun, a planet ...

environ un an ago | 2 downloads |

Submitted


Solar Sail Trajectory Analysis with MATLAB - OTB version
Optimization Toolbox version for Two-dimensional trajectory analysis of solar sail Earth-to-Venus and Earth-to-Mars missions MAT...

plus d'un an ago | 5 downloads |

Submitted


Interplanetary, patched-conic gravity assist - OTB version
A MATLAB Script for Interplanetary Patched-Conic, Single Gravity-Assist Trajectory Design, Analysis and Optimization

plus d'un an ago | 9 downloads |

Submitted


Aerospace Trajectory Optimization - OTB
Demonstrates the solution of an aerospace trajectory optimization problem.

plus d'un an ago | 9 downloads |

Submitted


Graphics Display of Satellite Ground Tracks and Orbits
MATLAB script named satplot.m that demonstrates how to graphically display satellite ground tracks and orbits.

plus d'un an ago | 18 downloads |

Submitted


Earth-to-Mars Interplanetary TCM Optimization - OTB
Optimization Toolbox version of the MATLAB script that determines optimal Earth-to-Mars TCM maneuvers.

plus d'un an ago | 6 downloads |

Submitted


Low-thrust Earth to Mars Trajectory Analysis - OTB
Optimization Toolbox version of a MATLAB script that can be used to analyze low-thrust Earth to Mars trajectories.

plus d'un an ago | 7 downloads |

Submitted


Gravity-perturbed Earth Orbit Lambert Problem - OTB
Optimization Toolbox version of the lambert4.m MATLAB script which solves the gravity-perturbed Lambert problem

plus d'un an ago | 3 downloads |

Submitted


Lunar Free-Return Trajectory Analysis with MATLAB - OTB
Optimization Toolbox version of the free_return.m MATLAB script which models free-return lunar trajectories.

plus d'un an ago | 9 downloads |

Submitted


Optimal Single Impulse De-orbit from Earth Orbits - OTB
Optimization Toolbox version of the deorbit.m MATLAB script which determines optimal de-orbit maneuvers.

plus d'un an ago | 4 downloads |

Submitted


Finite-burn Interplanetary Injection from Earth Orbit - OTB
Optimization Toolbox version of the escape.m MATLAB script that can be used to model finite-burn interplanetary injection.

plus d'un an ago | 4 downloads |

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