David Eagle
Aerospace engineer (retired) Professional Interests: aerospace trajectory optimization
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Feeds
Submitted
Predicting Local Circumstances of Solar Eclipses
Predict local circumstances (UTC and topocentric coordinates) of solar eclipses.
1 day ago | 5 downloads |
Submitted
Predicting Local Circumstances of Lunar Eclipses
Predict the local circumstances (times and topocentric coordinates of the Moon) of lunar eclipses.
4 days ago | 2 downloads |
Submitted
Predicting Local Circumstances of Lunar Occultations
Predict the local circumstances (topocentric azimuth and elevation) of lunar occultations of a planet or star.
6 days ago | 2 downloads |
Submitted
Flight Performance of a Single Stage Rocket
Predict the maximum altitude and "best" liftoff mass of a single stage rocket.
11 days ago | 2 downloads |
Submitted
A MATLAB Script for Predicting Orbital Events of the Planets
Predicts interesting orbital events of the planets of our solar system.
21 days ago | 6 downloads |
Submitted
A MATLAB Script for Predicting Orbital Events of the Moon
A MATLAB script named lunar_events that can be used to compute important orbital events of the Moon's motion.
23 days ago | 8 downloads |
Submitted
Graphics Display of Orbital Characteristics of the Planets
Graphics display of the J2000 heliocentric orbital characteristics of the solar system planets.
27 days ago | 8 downloads |
Submitted
Graphics Display of the Orbital Characteristics of the Moon
MATLAB script which graphically displays the orbital characteristics of the the Moon's motion.
28 days ago | 6 downloads |
Submitted
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
1 month ago | 10 downloads |
Submitted
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.
1 month ago | 3 downloads |
Submitted
Modeling Orbital Maneuvers with MATLAB
Seven MATLAB scripts for modeling impulsive and finite-burn orbital maneuvers
1 month ago | 20 downloads |
Submitted
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
1 month ago | 4 downloads |
Submitted
Trans-Earth Trajectory Correction Maneuver – OTB
Optimize a single impulsive trajectory correction maneuver (TCM) on a trans-Earth (Moon-to-Earth) trajectory.
2 months ago | 3 downloads |
Submitted
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...
2 months ago | 4 downloads |
Submitted
Trans-Lunar Trajectory Correction Maneuver – OTB
Optimize a single trajectory correction maneuver (TCM) located on a trans-lunar trajectory.
2 months ago | 2 downloads |
Submitted
Trans-Lunar Trajectory Correction Maneuver – SNOPT
Optimize a single trajectory correction maneuver (TCM) on a trans-lunar trajectory
2 months ago | 2 downloads |
Submitted
Mean and Osculating Classical Orbital Elements
MATLAB algorithms for converting to/from mean and osculating orbital elements.
2 months ago | 8 downloads |
Submitted
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...
2 months ago | 3 downloads |
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.
3 months ago | 10 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.
4 months ago | 3 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...
5 months ago | 3 downloads |
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...
5 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...
6 months ago | 3 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...
6 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...
6 months ago | 2 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...
6 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...
6 months ago | 2 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...
6 months ago | 2 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.
8 months ago | 4 downloads |
Submitted
Finite-burn Interplanetary Injection from Earth Orbit SNOPT
A MATLAB script for optimizing finite-burn interplanetary injection trajectories (SNOPT version).
8 months ago | 3 downloads |
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