David Eagle
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Aerospace engineer (retired) Professional Interests: aerospace trajectory optimization
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Feeds
Submitted
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.
11 days ago | 4 downloads |
Submitted
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.
1 month ago | 6 downloads |
Submitted
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...
2 months ago | 1 download |
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...
3 months ago | 3 downloads |
Submitted
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...
3 months ago | 2 downloads |
Submitted
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...
3 months ago | 3 downloads |
Submitted
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...
3 months ago | 4 downloads |
Submitted
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...
4 months ago | 3 downloads |
Submitted
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...
4 months ago | 3 downloads |
Submitted
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...
4 months ago | 3 downloads |
Submitted
Modeling Orbital Maneuvers with MATLAB
Five MATLAB scripts for modeling impulsive and finite-burn orbital maneuvers
4 months ago | 5 downloads |
Submitted
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.
5 months ago | 3 downloads |
Submitted
Finite-burn Interplanetary Injection from Earth Orbit SNOPT
A MATLAB script for optimizing finite-burn interplanetary injection trajectories (SNOPT version).
5 months ago | 1 download |
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...
5 months ago | 3 downloads |
Submitted
Lunar Gravity Assist to a Geosynchronous Transfer Orbit
Design an n-body trajectory from low Earth orbit (LEO) to a geosynchronous transfer orbit (GTO) using a gravity assist of the Mo...
6 months ago | 2 downloads |
Submitted
Gravity Perturbed Optimal Orbital Transfer Analysis - SNOPT
Optimal two impulse transfer subject to non-spherical gravity perturbations
8 months ago | 1 download |
Submitted
Gravity Perturbed Optimal Orbital Transfer Analysis - OTB
Optimal two impulse transfer subject to non-spherical gravity perturbations - Optimization Toolbox version
8 months ago | 1 download |
Submitted
Optimal Impulsive Orbital Transfer - SNOPT version
MATLAB script for the solution of the one and two impulse orbit transfer between two Earth orbits.
8 months ago | 2 downloads |
Submitted
Optimal Impulsive Orbital Transfer - OTB version
MATLAB script for the solution of the one and two impulse orbit transfer between two Earth orbits.
8 months ago | 7 downloads |
Submitted
Gravity-perturbed Hohmann Transfer - OTB version
MATLAB script that solves the non-spherical gravity-perturbed two impulse Hohmann orbit transfer problem.
8 months ago | 3 downloads |
Submitted
The Gravity Perturbed Hohmann Transfer - SNOPT version
MATLAB script for solving the Hohmann transfer problem perturbed by non-spherical Earth gravity.
8 months ago | 2 downloads |
Submitted
MATLAB solutions of Lambert's problem
MATLAB functions and scripts for solving the geocentric and heliocentric Lambert problem.
8 months ago | 18 downloads |
Submitted
Computer Methods for Aerospace Trajectory Optimization
Additional technical documentation for the Orbital Mechanics with MATLAB scripts posted on the Mathworks File Exchange.
9 months ago | 2 downloads |
Submitted
MATLAB functions for solving Lambert's problem
Three MATLAB functions and a script that demonstrates how to interact with each Lambert routine.
9 months ago | 4 downloads |
Submitted
Gravity-Assist with a Powered Flyby - OTB version
MATLAB script that can be used to design and optimize interplanetary trajectories that include a powered flyby gravity assist.
9 months ago | 1 download |
Submitted
Gravity-Assist with a Powered Flyby - SNOPT version
MATLAB script that can be used to design and optimize interplanetary trajectories that include a powered gravity assist.
9 months ago | 2 downloads |
Submitted
Gravity-assist Trajectory Design and Analysis - SNOPT
A MATLAB Script for Interplanetary Gravity-Assist Trajectory Design and Optimization
10 months ago | 3 downloads |
Submitted
Parametric Analysis of TLI Delta-V Lunar Transfer
Parametric Analysis of Minimum TLI Delta-V Lunar Transfer Trajectories
10 months ago | 2 downloads |
Submitted
A MATLAB Script for Predicting Equinoxes and Solstices
Predict the calendar date & UTC time of the equinoxes and solstices for a user-defined calendar year
1 year ago | 1 download |
Submitted
Ballistic Interplanetary Trajectory Optimization - OTB
Optimization Toolbox version of the MATLAB script which solves the two impulse, patched-conic interplanetary trajectory problem....
1 year ago | 5 downloads |
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