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Glossary of Twinstar DA42 V-Speeds

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Vne
Never Exceed
194
Vno
Max structural cruising speed-top of Green Arc
155
Vle
Max speed w/gear extended
194
Vfe
LDG/APP
Max flap extension speed
top of White Arc
LDG 111
APP 137
Vyse
Best rate of climb single engine
BLUE LINE
82
Vy
Best Rate of Climb
79
Vsse ????
Safe speed for intentional engine failure
???
Vxse
Best angle of climb single engine
77
Vx
Best Angle of Climb
86
Vr ??
Rotation Speed
??
Vs
Stall speed w/zero flaps
BOTTOM OF GREEN ARC
62
Vso
Stall Speed in Landing Configuration
BOTTOM OF WHITE ARC
56
Vmc
Minimum controllable airspeed w/critical engine inop
RED LINE
68
Va
Maneuvering Speed
above 3400 lb-126
up to 3400 lb-120
Do not make full or abrupt
control surface movement
above this speed.
Vlo
Vloe
Vlor
Max. landing gear operating
speed
Extension Vloe 194 KIAS

Retraction Vlor 156 KIAS

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