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David Eagle


Last seen: Today Active since 2012

Aerospace engineer (retired)
Professional Interests: aerospace trajectory optimization

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  • 5-Star Galaxy Level 5
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Submitted


Propagating Interplanetary Trajectories from Earth to Mars
Numerically integrate the orbital equations of motion of an Earth to Mars interplanetary trajectory.

1 month ago | 19 downloads |

Submitted


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

2 months ago | 10 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.

2 months ago | 10 downloads |

Submitted


Graphics Display of the Orbital Characteristics of the Moon
MATLAB script which graphically displays the orbital characteristics of the Moon.

2 months ago | 5 downloads |

Submitted


Closest Approach Between the Earth and Heliocentric Objects
MATLAB script that predicts closest approach between the Earth and heliocentric objects.

2 months ago | 4 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

2 months ago | 4 downloads |

Submitted


A MATLAB Script for Trans-Earth TCM Trajectory Optimization
MATLAB script that can be used to optimize an impulsive trajectory correction maneuver (TCM) during the Trans-Earth phase of lun...

2 months ago | 4 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...

2 months ago | 3 downloads |

Submitted


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

2 months ago | 9 downloads |

Submitted


Cowell's Method - MICE Version
PDF document and MATLAB script that demonstrates using Cowell’s method to predict orbital motion.

3 months ago | 5 downloads |

Submitted


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

4 months ago | 5 downloads |

Submitted


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

4 months ago | 3 downloads |

Submitted


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

5 months ago | 4 downloads |

Submitted


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

6 months ago | 4 downloads |

Submitted


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

10 months ago | 5 downloads |

Submitted


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

1 year ago | 14 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

1 year ago | 4 downloads |

Submitted


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

1 year ago | 2 downloads |

Submitted


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

1 year ago | 8 downloads |

Submitted


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

1 year ago | 5 downloads |

Submitted


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

1 year ago | 2 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.

1 year ago | 3 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".

1 year ago | 1 download |

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...

1 year ago | 1 download |

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

1 year ago | 2 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 ...

1 year ago | 4 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...

1 year ago | 2 downloads |

Submitted


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

1 year ago | 4 downloads |

Submitted


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

1 year ago | 5 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.

1 year ago | 6 downloads |

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