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David Eagle


Last seen: 4 días hace Con actividad desde 2012

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Aerospace engineer (retired) Professional Interests: aerospace trajectory optimization

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Enviada


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...

8 días hace | 2 descargas |

0.0 / 5

Enviada


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...

8 días hace | 3 descargas |

0.0 / 5

Enviada


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...

8 días hace | 5 descargas |

0.0 / 5

Enviada


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...

14 días hace | 5 descargas |

0.0 / 5

Enviada


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...

14 días hace | 6 descargas |

0.0 / 5

Enviada


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...

14 días hace | 4 descargas |

0.0 / 5

Enviada


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

27 días hace | 5 descargas |

0.0 / 5

Enviada


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

29 días hace | 2 descargas |

0.0 / 5

Enviada


Numerical Solutions of Kepler's Equation
A demo script for a suite of MATLAB functions for solving Kepler's equation.

alrededor de 1 mes hace | 11 descargas |

4.5 / 5

Enviada


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

alrededor de 1 mes hace | 2 descargas |

0.0 / 5

Enviada


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

alrededor de 1 mes hace | 6 descargas |

5.0 / 5

Enviada


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

alrededor de 1 mes hace | 2 descargas |

5.0 / 5

Enviada


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

alrededor de 1 mes hace | 6 descargas |

5.0 / 5

Enviada


The Hohmann Orbit Transfer
Computes characteristics for coplanar and non-coplanar Hohmann orbit transfers.

alrededor de 1 mes hace | 10 descargas |

5.0 / 5

Enviada


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

alrededor de 2 meses hace | 6 descargas |

0.0 / 5

Enviada


Gravity-assist Trajectory Optimization - SNOPT version
A MATLAB Script for Interplanetary Patched-Conic, Single Gravity-Assist Trajectory Design, Analysis and Optimization

2 meses hace | 3 descargas |

3.7 / 5

Enviada


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

2 meses hace | 10 descargas |

0.0 / 5

Enviada


Hyperbolic Injection from a Circular Earth Park Orbit – OTB
Determine delta-v required for coplanar and non-coplanar impulsive hyperbolic orbit transfers using the Optimization Toolbox.

3 meses hace | 3 descargas |

0.0 / 5

Enviada


Hyperbolic Injection from a Circular Earth Park Orbit SNOPT
MATLAB script for modeling interplanetary injection from an Earth escape hyperbolic orbit using the SNOPT programming method.

3 meses hace | 2 descargas |

4.0 / 5

Enviada


Hyperbolic Injection from a Circular Earth Orbit
PDF document and script for computing the coplanar impulsive transfer from a circular Earth orbit to an interplanetary hyperboli...

3 meses hace | 1 descarga |

0.0 / 5

Enviada


Trans-Lunar Trajectory Optimization – SNOPT
SNOPT version of the tlto script for designing preliminary trans-lunar missions from Earth park orbit to lunar encounter.

3 meses hace | 3 descargas |

0.0 / 5

Enviada


Trans-Lunar Trajectory Optimization - OTB
Optimization Toolbox version of the tlto script for designing preliminary trans-lunar missions from Earth park orbit to lunar en...

3 meses hace | 6 descargas |

5.0 / 5

Enviada


Designing Interplanetary Launch Trajectories
Preliminary design and analysis of interplanetary launch trajectories.

4 meses hace | 6 descargas |

0.0 / 5

Enviada


Closest Approach Between a Ground Site and Earth Satellite
Determine the closest approach conditions between a ground site or observer and an Earth satellite in a circular or elliptical o...

5 meses hace | 2 descargas |

0.0 / 5

Enviada


Orbital Inclination as a Function of Launch Azimuth
This script can be used to determine the relationship between orbital inclination and launch azimuth for a user-defined launch s...

6 meses hace | 1 descarga |

0.0 / 5

Enviada


Predicting Shadow Conditions of Earth Satellites
Three MATLAB scripts for predicting shadow (Earth eclipse) conditions of satellites in circular and elliptical orbits.

6 meses hace | 6 descargas |

0.0 / 5

Enviada


Predicting Rise and Set of an Earth Satellite
Three MATLAB scripts for predicting rise and set of an Earth satellite relative to an observer or ground site on an oblate Earth...

6 meses hace | 1 descarga |

0.0 / 5

Enviada


Analytic Orbit Propagation – Method of Markley and Jeletic
Fast analytic orbit propagator using the method of Markley and Jeletic.

6 meses hace | 1 descarga |

0.0 / 5

Enviada


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

6 meses hace | 8 descargas |

4.7 / 5

Enviada


Finite-burn Interplanetary Injection from Earth Orbit SNOPT
A MATLAB script for optimizing finite-burn interplanetary injection trajectories from an initial circular Earth orbit using SNOP...

6 meses hace | 2 descargas |

4.0 / 5

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