Cessna 172R Operating Handbook page 34

SECTION 1
GENERAL
WEIGHT AND BALANCE TERMINOLOGY (Continued)
Center of Gravity Arm is the arm obtained by
C.G.
adding the airplane's
Arm
the
Center
C.G.
gravity locations within which the airplane
Limits
operated at
Standard Empty Weight is the weight
Standard
airplane,
Empty
and full engine oil.
Weight
Basic Empty
Weight
Useful Load Useful Load is the difference between ramp weight
and the basic
MAC (Mean Aerodynamic Chord) is the chord of an
MAC
imaginary rectangular airfoil having the
moments throughout the flight range
actual wing.
Maximum Ramp Weight is the maximum weight
Maximum
approved for ground maneuver, and includes
Ramp
weight of fuel used for start, taxi
Weight
Maximum Takeoff Weight is the maximum weight
Maximum
approved
Takeoff
Weight
Maximum Landing Weight is the maximum
Maximum
approved for the landing touchdown.
Landing
Weight
Tare is the weight of chocks, blocks, stands,
Tare
used when weighing an airplane, and is
the scale readings. Tare is deducted from the scale
reading
1-12
sum by the total
of Gravity Limits are the extreme center of
a given weight.
including unusable fuel, full operating fluids
Basic Empty Weight is the standard empty weight
plus the weight of optional equipment.
empty
for the start
obtain the actual (net) airplane weight.
to
individual
moments
weight.
weight.
and runup.
of the takeoff roll.
CESSNA
MODEL 172R
and dividing
be
must
of a standard
same pitching
as
that of the
the
weight
etc.
included in
Revision 7