Optimum launch trajectories for the ATS-E mission
Optimum launch trajectories for ATS-E mission with noncircular parking orbits, considering apogee motor size, perigee radius and duration constraints
Spurlock, O. F.↗
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Results for “Trajectory”
Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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A pseudostate theory for the approximation of three-body trajectories
Closed form approximate solution for restricted three body motion of lunar or interplanetary spacecraft, demonstrating accuracy and flexibility in lunar mission trajectory calculations
Wilson, S. W., Jr.↗
A comparison of passage conditions at the outer planets for several flyby trajectory modes
Jupiter swingbys and multiplanet Jupiter swingby trajectory modes for outer planet missions, comparing in terms of passage conditions
Norman, S. M.↗
Trajectory requirements for comet rendezvous
Future spacecraft mission for short period comets rendezvous, considering trajectory requirements and launch vehicle payload capabilities
Friedlander, A. L.↗
Calculation of trajectories utilizing constant and/or slowly-varying functions
Interplanetary trajectories calculation using constant and/or slowly varying functions for accuracy, noting application to earth-moon spacecraft
Culpepper, B.↗
The reduction of launch vehicle injection errors by trajectory shaping
Launch vehicle injection error sensitivity minimization by trajectory shaping using excess booster capability
Rosenbaum, R.↗
Linear and higher order corrections to optimum multi-impulse trajectories
Closed form expressions for linear and higher order corrections to multiimpulse approximations of space flight trajectory optimization solutions, using bang-bang thrust control
Andrus, J. F.↗
Trajectory design for a Solar-Electric- Propulsion Mars high-data rate orbiter
Solar electric propulsion Mars high data rate orbiter trajectory design and analysis, including landing site selection and spacecraft parameters optimization
Sauer, C. G., Jr.↗
Analytical determination of the adjoint vector for optimum space trajectories
Analytic approximation for initial adjoint vector for optimal /minimum propellant/ space trajectories
Hazelrigg, G. A.↗
Sufficient conditions for optimal fixed-time impulsive trajectories
Optimal fixed-time impulsive transfer trajectories minimizing characteristic orbital velocity, determining sufficient conditions
Lion, P. M.↗
Satellite trajectory determination and their expected errors OGO-IV, GEOS-I
GEOS A and OGO-4 satellite orbits and trajectory analysis using Definitive Orbit Determination System, discussing tracking stations error role
Vonbun, F. O.↗
A class of high energy, close approach trajectories within the three-body problem
High energy close approach trajectories within planar free fall three body problem, using perturbation theory
Burggraf, O. R.↗
Double precision trajectory program /DPTRAJ 2.2C/
Four part program computes trajectory of space probe moving in solar system and subject to variety of forces.
Joseph, A. E.↗
Determination of mean orbital elements from initial conditions for a Vinti ballistic trajectory
Mean orbital element determination using Vintis spheroidal theory of drag-free satellite motion applied to ballistic trajectories
Walden, H.↗
AS-508 S-4B postflight lunar impact trajectory analysis
As-508 S-4B post flight lunar impact trajectory analysis
Mc Fadden, W. D.↗
Apollo 14 /AS-509/ operational trajectory for 31 January 1971, launch window
Predicted launch vehicle operational trajectory and related data for Apollo 14 launch window
Bell, D. C.↗
Method of planetary atmospheric investigation using a split-trajectory dual flyby mode Patent
Planetary atmospheric investigation using split trajectory dual flyby mode
Coogan, J. M.↗
An analytical solution to swing-by trajectories
Analytical solution to swingby trajectories
Carlson, K. M.↗