Definition
A loading state in which the airplane's center of gravity is located aft of the approved rearward limit, causing the tail to carry more of the aircraft's weight than the design intends. This condition reduces longitudinal stability, makes the aircraft more difficult to recover from stalls and spins, and can lead to loss of pitch control.
Plain English
The airplane is loaded so that too much weight is sitting toward the back. This makes the nose want to pitch up and makes the airplane harder to control, especially at slow speeds.
Context Anchor
Seen during weight-and-balance planning, especially when loading rear-seat passengers, baggage, or other weight behind the pilot.
Why Pilots Care
The aircraft becomes longitudinally unstable; recovery may be impossible and a stall or loss of control can occur.
Analogy
Think of a seesaw with too much weight on the back side. The balance point shifts rearward, and the front side becomes easier to lift.
Intuition Check
Tail heavy does not simply mean the tail itself weighs too much. In this context, it means the aircraft’s balance point has shifted too far toward the tail.
Example Sentence 1
After loading three passengers in the rear seats and filling the aft baggage compartment, the pilot recalculated the weight and balance and found the airplane was in a tail heavy condition.
Example Sentence 2
The airplane showed a tail heavy condition on takeoff, requiring continuous forward pressure on the controls to maintain climb attitude.