V - Speeds Flashcards
Vso
Stall Speed Minimum steady flight speed in the landing configuration
In small airplanes, its power-off stall speed at the maximum landing weight in the landing configuration (gear and flaps down)
(Lower limit of white arc)
Vs1
The stall speed or minimum steady flight speed in a specific configuration
In small airplanes, its the power-off stall speed at the maximum takeoff weight in the clean configuration (gear up, if retractible, and flaps up)
(lower limit of green arc)
White Arc
Flap operating range
Vfe
Maximum Flap Extended Speed
(upper limit of white arc)
Green Arc
Normal Operating Range
Vno
Maximum Structural Cruising Speed
(upper limit of green arc and lower limit of yellow arc)
Yellow Arc
Structural warning area May fly within this range only in smooth air
Vne
Never Exceed Speed
(Red line)
VLe
Maximum Landing Gear Extended Speed
Va
Maneuvering Speed
Vy
Best Rate of Climb in a given period of Time
Vx
Best Angle of Climb in a given distance
Bottom of white arc
flaps down stall speed
Top of white arc
Maximum airspeed for flaps-down flight
Bottom of green arc
flaps up stall speed
