Department of Aeronautics

Faculty and Staff




DE, Aerospace Engineering, University of Kansas, 1984
MA, Business Management, Central Michigan University, 1976
MS, Mechanical Engineering, University of Southern California, 1972
BS, Aeronautical Engineering, University of Minnesota, 1968

YEARS SERVICE ON THIS FACULTY: 29 (Original appointment: July 1979)
Professor: January 1992
Associate Professor: May 1986
Assistant Professor: January 1981

OTHER RELATED EXPERIENCE (Teaching/Industry/etc):
Adjunct Professor, Embry-Riddle Aeronautical University, 1993-1998
Director of Operations Analysis, Air Force Space Command Headquarters, 1987-1988
Airframe Program Manager, A-10 Systems Program Office, 1976-1979
Aircraft Maintenance Officer, 354th Tactical Fighter Wing, 1975
Digital Flight Control Engineer/Manager, Air Force Flight Dynamics Laboratory, 1973-1976
Flight Test Engineer, Air Force Flight Test Center, 1969-1973
Flight Test Engineer, Air Force Tactical Airlift Center, 1968-1969
Structural Test Engineer, Bellanca Aircraft Corporation, 1967

Patent – US 8382041 B1, Rakelet Wing Tip Modification to Improve Range and Endurance
Consultant to nine development programs:
NASA Maraia Sample Return Capsule, 2012 - present
A-10 Drooped Leading Edge, 2010 – present
NASA ACCESS Flight Test Hazard Mitigation Team, 2012 - 2013
NASA Crew Exploration Vehicle (Orion), 2006 – present
Lockheed-Martin (Marietta) C-130 Drag Reduction 2005 – 2010
NASA Space Shuttle Return to Flight Effort, 2004 – 2006
X-38 Crew Recovery Vehicle Development Program, 1999 - 2003
AC-130 Gunship Drag Reduction Program, 1998 - 2002
U.S. Ski Team, Nordic Ski Jumping Aerodynamics, 1990 - 1993
X-29 Research Aircraft Wind Tunnel and Flight Test Program, 1984 - 1987
B-1B Bomber Flight Test Program, 1982 - 1984
Swedish Air Force JA-37 Viggen Flight Control Development, 1974 - 1976

PRINCIPAL PUBLICATIONS (of the last three years):
• T.R. Yechout, An Introduction to Aircraft Flight Mechanics: Performance, Static Stability, Dynamic Stability, Classical Feedback Control, and State Space Foundations, Second Edition, AIAA Education Series Textbook, 2014
• T.R. Yechout, “Longitudinal Dynamic Stability, in Encyclopedia of Aerospace Engineering”, R. Blockley and W. Shyy (eds). John Wiley & Sons Ltd, Chichester, UK, pp 2669 – 2678, 2010
• R. Kolesar and T. Yechout, “Experimental Investigation of NASA Orion Pilot Chute Drag Characteristics”, AIAA Technical Paper 2013-1355, 22nd AIAA Aerodynamic Decelerator Systems Technology Conference, Daytona Beach, FL, March 2013
• R. Kolesar, D. Lacroix, and T. Yechout, “Using Fabric Parachute Models to Investigate NASA Orion Wake Effects on Drogue Chute Aerodynamics”, AIAA Technical Paper 2013-1323, 22nd AIAA Aerodynamic Decelerator Systems Technology Conference, Daytona Beach, FL, March 2013
• A. Busher, J. Rozsa, and T. Yechout, “Aerodynamic Evaluation of Non-Flush Field Repair Patches on the A-10 Horizontal Stabilizer”, AIAA Technical Paper 2013-0964, 2013 AIAA Aerospace Sciences Meeting, Grapevine, TX, Jan 2013
• J. Becker, S. Johnson, and T. Yechout, “Investigation of Orion Re-Entry Drogue Chute Aerodynamic Characteristics”, AIAA Technical Paper 2012-0270, 2012 AIAA Aerospace Sciences Meeting, Nashville, TN, Jan 2012
• M. Avila-Diaz and T. Yechout, “’The Rakelet’ – A Wingtip Modification Approach to Improve Endurance, Range, and Fuel Savings”, AIAA Technical Paper 2012-0669, 2012 AIAA Aerospace Sciences Meeting, Nashville, TN, Jan 2012
• D. Montes, T. West, and T. Yechout, “Investigation of Orion Crew Exploration Vehicle Forward Bay Cover Separation Characteristics”, AIAA Technical Paper 2011-1308, 2011 AIAA Aerospace Sciences Meeting, Orlando, FL, Jan 2011
• D. Montes, T. West, and T. Yechout, “Experimental Aerodynamic Investigation of NASA Orion Forward Bay Modifications”, AIAA Technical Paper 2011-0826, 2011 AIAA Aerospace Sciences Meeting, Orlando, FL, Jan 2011

Tau Beta Pi (Engineering Honorary)
Sigma Gamma Tau (Aerospace Engineering Honorary)
American Institute of Aeronautics and Astronautics (AIAA) – Associate Fellow
Subsonic Aerodynamic Testing Association – USAFA Representative

2013 & 2002 NASA Outstanding Achievement Award
2011 Carnegie Foundation Colorado Professor of the Year
2008 AIAA Special Service Citation
2006 American Institute of Aeronautics and Astronautics (AIAA) Summerfield Award
2005 Outstanding USAFA Senior Faculty Educator (Heiser) Award
Research advisor for student papers which won First Place at: 1994, 2002, 2007, 2008, and 2011
AIAA International/National Student Competitions; 1992, 1993, 1998, 1999, 2001, 2006, 2007, 2009 and 2010 AIAA Region V Student Competitions

Invited member of NASA Flight Mechanics Technical Discipline Team
Technical Reviewer for AIAA Journal of Aircraft
AIAA Flight Test Technical Committee – Member and past Chairman
Chairman and Member of Technical Committee for numerous AIAA National Symposia
Invited Member of NASA Langley Flight Dynamics Independent Review Panel
Subsonic Aerodynamic Testing Association – Member and presenter

U.S. Air Force Academy, USAFA, CO 80840, (719) 333-1110 DSN: 333-1110, 08 Dec 16
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