Longitudinal axis

Definitions

• An imaginary line through an aircraft from nose to tail, passing through its center of gravity. The longitudinal axis is also called the roll axis of the aircraft. Movement of the ailerons rotates an airplane about its longitudinal axis.
• An imaginary line through an aircraft from nose to tail, passing through its center of gravity.
• An imaginary line through an aircraft from nose to tail, passing through its center of gravity about which the aircraft rolls in flight. The longitudinal axis is also called the roll axis of the aircraft.
• An imaginary line through an aircraft from nose to tail, passing through its center of gravity. The longitudinal axis is also called the roll axis of the aircraft.

References

• Airplane Flying Handbook, Federal Aviation Administration, 2021
• Powered Parachute Flying Handbook, Federal Aviation Administration, 2007
• Weight and Balance Handbook, Federal Aviation Administration, 2016
• Weight-Shift Control Aircraft Flying Handbook, Federal Aviation Administration, 2008