photo

David Eagle


Last seen: Today Active since 2012

Followers: 18   Following: 0

Message

Aerospace engineer (retired) Professional Interests: aerospace trajectory optimization

Statistics

File Exchange

161 Files

RANK
N/A
of 300,331

REPUTATION
N/A

CONTRIBUTIONS
0 Questions
0 Answers

ANSWER ACCEPTANCE
0.00%

VOTES RECEIVED
0

RANK
81 of 20,920

REPUTATION
12,194

AVERAGE RATING
4.50

CONTRIBUTIONS
161 Files

DOWNLOADS
566

ALL TIME DOWNLOADS
111543

RANK

of 168,124

CONTRIBUTIONS
0 Problems
0 Solutions

SCORE
0

NUMBER OF BADGES
0

CONTRIBUTIONS
0 Posts

CONTRIBUTIONS
0 Public Channels

AVERAGE RATING

CONTRIBUTIONS
0 Highlights

AVERAGE NO. OF LIKES

  • Explorer
  • Personal Best Downloads Level 4
  • Editor's Pick
  • First Review
  • 5-Star Galaxy Level 5
  • First Submission

View badges

Feeds

View by

Submitted


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...

1 month ago | 5 downloads |

0.0 / 5

Submitted


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

1 month ago | 5 downloads |

0.0 / 5

Submitted


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...

1 month ago | 4 downloads |

0.0 / 5

Submitted


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

1 month ago | 9 downloads |

0.0 / 5

Submitted


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

1 month ago | 29 downloads |

4.7 / 5

Submitted


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...

1 month ago | 3 downloads |

4.0 / 5

Submitted


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

1 month ago | 2 downloads |

0.0 / 5

Submitted


Interplanetary Injection from a Circular Earth Orbit
PDF document and script for computing the coplanar single impulse transfer from a circular Earth orbit to a hyperbolic orbit.

1 month ago | 5 downloads |

0.0 / 5

Submitted


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

2 months ago | 11 downloads |

0.0 / 5

Submitted


A MATLAB implementation of the BDQRF root-finding algorithm
MATLAB function for calculating the single real root of a non-linear function using the Bisected Direct Quadratic Regula Falsi m...

3 months ago | 4 downloads |

0.0 / 5

Submitted


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

3 months ago | 4 downloads |

5.0 / 5

Submitted


Visibility Contours of the Sun and Moon
Create graphic visibility contours of the Sun and Moon at a user-specified calendar date and time.

3 months ago | 1 download |

0.0 / 5

Submitted


Computer Graphics for the ilt_sos computer program
Create graphic displays of flight performance characteristics created with the "Low-Thrust Interplanetary Trajectory with SOS" ...

3 months ago | 1 download |

0.0 / 5

Submitted


ATO Using Direct Transcription and Collocation - OTB
Demonstrates the solution of an aerospace trajectory optimization problem using direct transcription and collocation.

3 months ago | 2 downloads |

4.0 / 5

Submitted


Selenocentric Coordinates and Transformations
MATLAB functions for computing selenocentric (moon-centered) coordinates and transformations.

3 months ago | 2 downloads |

0.0 / 5

Submitted


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 months ago | 1 download |

0.0 / 5

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.

5 months ago | 2 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.

5 months 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....

5 months 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.

5 months ago | 4 downloads |

0.0 / 5

Submitted


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

6 months ago | 7 downloads |

4.5 / 5

Submitted


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

6 months ago | 11 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

6 months ago | 1 download |

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.

6 months 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.

6 months ago | 3 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.

6 months ago | 6 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

7 months ago | 3 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

7 months ago | 5 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.

7 months ago | 3 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...

7 months ago | 3 downloads |

0.0 / 5

Load more