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David Eagle


Last seen: Today Active since 2012

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Aerospace engineer (retired) Professional Interests: aerospace trajectory optimization

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Submitted


Trans-Lunar Trajectory Correction Maneuver – SNOPT
Optimize a single impulsive trajectory correction maneuver (TCM) on a trans-lunar trajectory using the SNOPT numerical method.

ungefär 15 timmar ago | 19 downloads |

0.0 / 5

Submitted


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

en dag ago | 2 downloads |

0.0 / 5

Submitted


Earth-to-Mars Interplanetary TCM Optimization - SNOPT
Optimization of interplanetary trajectory correction maneuvers (TCM) during Earth-to-Mars spaceflight using the SNOPT algorithm....

3 dagar ago | 4 downloads |

0.0 / 5

Submitted


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

4 dagar ago | 3 downloads |

0.0 / 5

Submitted


Bi-elliptic Transfer Between Coplanar Circular Orbits
Bi-elliptic orbital transfer between two coplanar circular Earth orbits.

12 dagar ago | 6 downloads |

4.5 / 5

Submitted


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

13 dagar ago | 17 downloads |

5.0 / 5

Submitted


Trajectory Optimization from Earth to an Asteroid - SNOPT
MATLAB script for optimizing two-body, ballistic trajectories from Earth to an asteroid using the SNOPT algorithm

24 dagar ago | 3 downloads |

0.0 / 5

Submitted


Trajectory Optimization from Earth to an Asteroid - OTB
MATLAB script for optimizing two-body, ballistic trajectories from Earth to an asteroid using the the Optimization Toolbox.

24 dagar ago | 2 downloads |

0.0 / 5

Submitted


Ballistic Interplanetary Trajectory Optimization - SNOPT
Design and optimize patched-conic, ballistic interplanetary trajectories between any two celestial bodies of our solar system.

25 dagar ago | 4 downloads |

0.0 / 5

Submitted


Ballistic Interplanetary Trajectory Optimization - OTB
Optimization Toolbox version of a MATLAB script that solves the two impulse, patched-conic interplanetary trajectory problem.

25 dagar ago | 7 downloads |

5.0 / 5

Submitted


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

ungefär en månad ago | 12 downloads |

3.7 / 5

Submitted


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

ungefär en månad ago | 4 downloads |

0.0 / 5

Submitted


Apparent Position of a Star
PDF document and MATLAB script that computes the geocentric and topocentric apparent position of a star.

ungefär en månad ago | 5 downloads |

5.0 / 5

Submitted


Modeling a Finite-burn Trans-lunar Injection Maneuver
MATLAB script for modeling a constant thrust, constant specific impulse, finite-burn trans-lunar injection maneuver from Earth o...

ungefär 2 månader ago | 3 downloads |

0.0 / 5

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".

ungefär 2 månader ago | 9 downloads |

0.0 / 5

Submitted


Modeling Aero-assist Flight Mechanics
Numerically integrate the flight path equations of motion of an aero-assist vehicle performing a single atmospheric pass.

ungefär 2 månader ago | 3 downloads |

4.0 / 5

Submitted


Modeling Low-thrust Interplanetary Trajectories
Demonstrates how to model a low-thrust interplanetary trajectory from Earth to Mars.

2 månader ago | 8 downloads |

0.0 / 5

Submitted


Modeling Rocket Ascent from the Moon
Model the launch of a single-stage rocket-propelled vehicle from the surface of the Moon.

2 månader ago | 2 downloads |

0.0 / 5

Submitted


Trajectory Modeling in the Flight Path System
Demonstrates how to model the trajectory of aerospace vehicles in the flight path coordinate system.

2 månader ago | 6 downloads |

5.0 / 5

Submitted


Evaluating a JPL Ephemeris with MICE
Demonstrates ephemeris calculations using the MATLAB version of the JPL Spice library (MICE).

3 månader ago | 4 downloads |

0.0 / 5

Submitted


Mutual Visibility Between Two Earth Satellites
Determine times when two Earth satellites have line-of-sight visibility to each other

3 månader ago | 1 download |

0.0 / 5

Submitted


Closest Approach Between a Ground Site and Earth Satellite
Determine the time and closest approach distance between a ground site or observer and an Earth satellite in a circular or ellip...

3 månader ago | 9 downloads |

0.0 / 5

Submitted


Closest Approach Between Two Earth Satellites
Determine closest approach between two Earth satellites in circular or elliptical orbits.

3 månader ago | 1 download |

0.0 / 5

Submitted


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

3 månader ago | 2 downloads |

4.0 / 5

Submitted


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

3 månader ago | 3 downloads |

0.0 / 5

Submitted


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

3 månader ago | 5 downloads |

5.0 / 5

Submitted


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

3 månader ago | 1 download |

0.0 / 5

Submitted


Geodetic and Geocentric Coordinates
A suite of MATLAB functions for converting between geodetic and geocentric coordinates.

3 månader ago | 1 download |

0.0 / 5

Submitted


Graphics Display of Satellite Rise and Set Conditions
Compute and display graphics information about observer-to-satellite visibility conditions.

3 månader ago | 1 download |

0.0 / 5

Submitted


Computing Phases of the Moon
A MATLAB Script for Computing Phases of the Moon

4 månader ago | 3 downloads |

0.0 / 5

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