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Systems Engineering - ATI

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Fundamentals of Orbital & Launch Mechanics<br />

Summary<br />

Award-winning rocket scientist Thomas S. Logsdon<br />

has carefully tailored this comprehensive 4-day short<br />

course to serve the needs of those military, aerospace,<br />

and defense-industry professionals who must<br />

understand, design, and manage today’s<br />

increasingly complicated and demanding<br />

aerospace missions.<br />

Each topic is illustrated with one-page<br />

mathematical derivations and numerical<br />

examples that use actual published<br />

inputs from real-world rockets,<br />

satellites, and spacecraft missions.<br />

The lessons help you lay out<br />

performance-optimal missions in concert<br />

with your professional colleagues.<br />

Instructor<br />

For more than 30 years, Thomas S. Logsdon, has<br />

worked on the Navstar GPS and other related<br />

technologies at the Naval Ordinance Laboratory,<br />

McDonnell Douglas, Lockheed Martin, Boeing<br />

Aerospace, and Rockwell International. His research<br />

projects and consulting assignments have included the<br />

Transit Navigation Satellites, The Tartar and Talos<br />

shipboard missiles, and the Navstar<br />

GPS. In addition, he has helped put<br />

astronauts on the moon and guide their<br />

colleagues on rendezvous missions<br />

headed toward the Skylab capsule, and<br />

helped fly space probes to the nearby<br />

planets.<br />

Some of his more challenging assignments have<br />

included trajectory optimization, constellation design,<br />

booster rocket performance enhancement, spacecraft<br />

survivability, differential navigation and booster rocket<br />

guidance using the GPS signals.<br />

Tom Logsdon has taught short courses and lectured<br />

in 31 different countries. He has written and published<br />

40 technical papers and journal articles, a dozen of<br />

which have dealt with military and civilian<br />

radionavigation techniques. He is also the author of 29<br />

technical books on a variety of mathematical,<br />

engineering and scientific subjects. These include<br />

Understanding the Navstar, Orbital Mechanics: Theory<br />

and Applications, Mobile Communication Satellites,<br />

and The Navstar Global Positioning System.<br />

What You Will Learn<br />

• How do we launch a satellite into orbit and maneuver it to<br />

a new location<br />

• How do we design a performance-optimal constellation of<br />

satellites<br />

• Why do planetary swingby maneuvers provide such<br />

profound gains in performance, and what do we pay for<br />

these important performance gains<br />

• How can we design the best multistage rocket for a<br />

particular mission<br />

• What are Lagrangian libration-point orbits Which ones are<br />

dynamically stable How can we place satellites into halo<br />

orbits circling around these moving points in space<br />

• What are JPL’s gravity tubes How were they discovered<br />

How are they revolutionizing the exploration of space<br />

Military, Civilian and Deep-Space Applications<br />

NEW!<br />

January 10-13, 2011<br />

Cape Canaveral, Florida<br />

March 7-10, 2011<br />

Beltsville, Maryland<br />

$1895 (8:30am - 4:00pm)<br />

"Register 3 or More & Receive $100 00 each<br />

Off The Course Tuition."<br />

Course Outline<br />

Each student<br />

will receive a free GPS<br />

Navigator!<br />

1. Concepts from Astrodynamics. Kepler’s Laws.<br />

Newton’s clever generalizations. Evaluating the earth’s<br />

gravitational parameter. Launch azimuths and groundtrace<br />

geometry. Orbital perturbations.<br />

2. Satellite Orbits. Isaac Newton’s vis viva equation.<br />

Orbital energy and angular momentum. Gravity wells. The<br />

six classical Keplerian orbital elements. Station-keeping<br />

maneuvers.<br />

3. Rocket Propulsion Fundamentals. Momentum<br />

calculations. Specific impulse. The rocket equation.<br />

Building efficient liquid and solid rockets. Performance<br />

calculations. Multi-stage rocket design.<br />

4. Enhancing a Rocket’s Performance. Optimal fuel<br />

biasing techniques. The programmed mixture ratio<br />

scheme. Optimal trajectory shaping. Iterative least<br />

squares hunting procedures. Trajectory reconstruction.<br />

Determining the best estimate of propellant mass.<br />

5. Expendable Rockets and Reusable Space<br />

Shuttles. Operational characteristics, performance<br />

curves. Single-stage-to-orbit vehicles.<br />

6. Powered Flight Maneuvers. The classical<br />

Hohmann transfer maneuver. Multi-impulse and low-thrust<br />

maneuvers. Plane-change maneuvers. The bi-elliptic<br />

transfer. Relative motion plots. Military evasive<br />

maneuvers. Deorbit techniques. Planetary swingbys and<br />

ballistic capture maneuvers.<br />

7. Optimal Orbit Selection. Polar and sunsynchronous<br />

orbits. Geostationary orbits and their major<br />

perturbations. ACE-orbit constellations. Lagrangian<br />

libration point orbits. Halo orbits. Interplanetary<br />

trajectories. Mars-mission opportunities and deep-space<br />

trajectories.<br />

8. Constellation Selection Trades. Existing civilian<br />

and military constellations. Constellation design<br />

techniques. John Walker’s rosette configurations. Captain<br />

Draim’s constellations. Repeating ground-trace orbits.<br />

Earth coverage simulation routines.<br />

9. Cruising along JPL’s Invisible Rivers of Gravity<br />

in Space. Equipotential surfaces. 3-dimensional<br />

manifolds. Developing NASA’s clever Genesis mission.<br />

Capturing stardust in space. Simulating thick bundles of<br />

chaotic trajectories. Experiencing tomorrow’s unpaved<br />

freeways in the sky. The Falcon 9.<br />

44 – Vol. 104 Register online at www.<strong>ATI</strong>courses.com or call <strong>ATI</strong> at 888.501.2100 or 410.956.8805

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