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David Eagle


Last seen: Today |  Attivo dal 2012

Followers: 11   Following: 0

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Aerospace engineer (retired) Professional Interests: aerospace trajectory optimization

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

3 giorni fa | 3 download |

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Earth-to-Mars End-to-End Mission Design – SNOPT
Design and optimize a trajectory from Earth park orbit to encounter at Mars using the SNOPT nonlinear programming algorithm.

7 giorni fa | 3 download |

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

8 giorni fa | 13 download |

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Earth-to-Mars End-to-End Mission Design – OTB
Create and optimize an end-to-end ballistic trajectory from Earth park orbit to encounter at Mars

9 giorni fa | 4 download |

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Trans-Earth Trajectory Correction Maneuver – OTB
Optimize a single impulsive trajectory correction maneuver (TCM) on a trans-Earth (Moon-to-Earth) trajectory.

20 giorni fa | 3 download |

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Trans-Earth Trajectory Correction Maneuver - SNOPT
Optimize a single trans-Earth (Moon-to-Earth) impulsive trajectory correction maneuver (TCM). Target to entry interface (EI) or...

21 giorni fa | 4 download |

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Trans-Lunar Trajectory Correction Maneuver – OTB
Optimize a single trajectory correction maneuver (TCM) located on a trans-lunar trajectory.

27 giorni fa | 5 download |

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Trans-Lunar Trajectory Correction Maneuver – SNOPT
Optimize a single trajectory correction maneuver (TCM) on a trans-lunar trajectory

28 giorni fa | 9 download |

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Mean and Osculating Classical Orbital Elements
MATLAB algorithms for converting to/from mean and osculating orbital elements.

circa un mese fa | 15 download |

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N-body Lunar Free Return Trajectory Analysis – SNOPT
design an n-body, gravity-perturbed lunar free-return transfer trajectory from a circular Earth orbit to a final user-defined Ea...

circa un mese fa | 5 download |

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N-body Lunar Free Return Trajectory Analysis – OTB
Design and optimization of lunar free-return trajectories. Target to a final mission orbit or entry interface at Earth.

circa 2 mesi fa | 5 download |

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

3 mesi fa | 7 download |

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Finite-burn De-orbit from Earth Orbit – SNOPT
Optimize a finite-burn maneuver that de-orbits a spacecraft from an initial circular or elliptical Earth orbit to a user-defined...

4 mesi fa | 2 download |

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Finite-burn De-orbit from Earth Orbit – OTB
Design a finite-burn maneuver that de-orbits a spacecraft from an initial circular or elliptical Earth orbit to a user-defined E...

4 mesi fa | 2 download |

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Finite-burn raise of a circular or elliptical orbit - OTB
This script can be used to model a finite-burn maneuver that raises the perigee or apogee of an initial circular or elliptical o...

5 mesi fa | 4 download |

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Finite-burn lower of a circular or elliptical orbit - OTB
This script can be used to model a finite-burn maneuver that lowers the perigee or apogee of an initial circular or elliptical o...

5 mesi fa | 2 download |

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Finite-burn circularization of an elliptical orbit - OTB
This script circularizes an initial elliptical orbit by performing a finite-burn maneuver at apogee of the initial elliptical or...

5 mesi fa | 2 download |

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Finite-burn raise of a circular or elliptical orbit - SNOPT
This script can be used to model a finite-burn maneuver that raises the perigee or apogee of an initial circular or elliptical o...

5 mesi fa | 4 download |

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Finite-burn lower of a circular or elliptical orbit - SNOPT
This script can be used to model a finite-burn maneuver that lowers the perigee or apogee of an initial circular or elliptical o...

5 mesi fa | 2 download |

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Finite-burn circularization of an elliptical orbit - SNOPT
This script circularizes an initial elliptical orbit by performing a finite-burn maneuver at apogee of the initial elliptical or...

5 mesi fa | 2 download |

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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.

7 mesi fa | 2 download |

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

7 mesi fa | 3 download |

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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...

7 mesi fa | 4 download |

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Gravity Perturbed Optimal Orbital Transfer Analysis - SNOPT
Optimal two impulse transfer subject to non-spherical gravity perturbations

9 mesi fa | 3 download |

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

9 mesi fa | 8 download |

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

9 mesi fa | 2 download |

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

9 mesi fa | 9 download |

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Gravity-perturbed Hohmann Transfer - OTB version
MATLAB script that solves the non-spherical gravity-perturbed two impulse Hohmann orbit transfer problem.

9 mesi fa | 7 download |

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The Gravity Perturbed Hohmann Transfer - SNOPT version
MATLAB script for solving the Hohmann transfer problem perturbed by non-spherical Earth gravity.

10 mesi fa | 4 download |

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MATLAB solutions of Lambert's problem
MATLAB functions and scripts for solving the geocentric and heliocentric Lambert problem.

10 mesi fa | 43 download |

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