all-engine screen speed

all-engine screen speed (V3)

all-engine screen speed (V3)click for a larger image
The speed at which the airplane is assumed to pass through the screen height with all engines operating on takeoff. Its value is usually V2 + 10 knots. V2 is the takeoff safety speed and is the lowest indicated air speed at which the directional control and height with one engine inoperative can be maintained.