User manual

Piper PA-31T Cheyenne X
Aerosoft GmbH 2007
20 21
20 21
V
LO
Maximum Landing Gear Operating Speed is the maximum
speed at which the landing gear can be safely extended or
retracted.
V
MCA
Air Minimum Control Speed is the minimum flight speed at
which the airplane is directionally controllable as determined
in accordance with Federal Aviation Regulations.
V
MO/MMO
Maximum Operating Speed is the speed limit that may not
be deliberately exceeded in normal flight operations. V is
expressed in Knots and M in mach number.
V
NO
Maximum Structural Cruising Speed is the speed that should
not be exceeded except in smooth air and then only with
caution.
V
S
Stall Speed or the minimum steady flight speed at which the
airplane is controllable.
V
SO
Stall Speed or the minimum steady flight speed at which the
airplane is controllable in landing configuration.
VSSE Intentional One Engine Inoperative Speed is the minimum
speed selected by the manufacturer for intentionally rende-
ring one engine inoperative in flight for pilot training.
VX Best Angle of Climb Speed is the airspeed which delivers the
greatest gain of altitude in the shortest possible horizontal
distance..
VY Best Rate of Climb Speed is the airspeed which delivers the
greatest gain in altitude in the shortest possible time.