Cessna 152 1979 Pilot Operating Handbook page 14

CESSNA
MODEL 152
Center of Center of Gravity is the point at which an airplane, or
Gravity (C.G.) equipment, would balance if suspended. Its distance from the
reference datum is found dividing the total moment by the total
weight of the airplane
C.G. Arm Center of Gravity Arm is the arm obtained by adding the
airplane's individual moments and dividing the sum by the total
weight.
C.G. Limits Center of Gravity Limits are the extreme center of gravity
locations within which the airplane must be operated at a given
weight.
Standard Standard Empty Weight is the weight of a standard airplane,
Empty Weight including unusable fuel, full operating fluids and full engine oil.
Basic Empty Basic Empty Weight is the standard empty weight plus the
Weight weight of optional equipment
Useful Load Useful Load is the difference between takeoff weight and the
basic empty weight.
Maximum Maximum Ramp Weight is the maximum weight approved for
Ramp ground maneuver. (It includes the weight of start, taxi, and
Weight runup fuel
Maximum Maximum takeoff Weight is the maximum weight approved for
Takeoff the start of the takeoff run
Weight
Maximum Maximum Landing Weight is the maximum weight approved
Landing for the landing touchdown
Weight
Tare Tare is the weight of chocks, blocks, stands, etc. used in
weighing an airplane, and is included in the scale readings.
Tare is deducted from the scale reading to obtain the actual
(net) airplane weight.
1 July 1978
GENERAL
1-8