V-Speeds Chart
Complete list of V-terms as defined in FAR Part 1, §§ 1.2 and 1.3. Search instantly by letter or definition.
- VADesign maneuvering speed
- VBDesign speed for maximum gust intensity
- VCDesign cruising speed
- VDDesign driving speed (design diving speed)
- VDF / MDFDemonstrated flight diving speed
- VEFSpeed at which the critical engine is assumed to fail during a takeoff
- VFDesign flap speed
- VFC / MFCMaximum speed for stability characteristics
- VFEMaximum flap extended speed
- VHMaximum speed in level flight with maximum continuous power
- VLEMaximum landing gear extended speed
- VLOMaximum landing gear operating speed
- VLOFLift-off speed
- VMCMinimum control speed with the critical engine inoperative
- VMO / MMOMaximum operating limit speed
- VMUMinimum unstick speed
- VNENever-exceed speed (the red line on the airspeed indicator)
- VNOMaximum structural cruising speed (top of the green arc, start of yellow arc)
- VRRotation speed
- VSStalling speed or the minimum steady flight speed at which the airplane is controllable
- VS0Stalling speed or the minimum steady flight speed in the landing configuration (bottom of white arc)
- VS1Stalling speed or the minimum steady flight speed obtained in a specific configuration (bottom of green arc)
- VTOSSTakeoff safety speed for Category A rotorcraft
- VXSpeed for best angle of climb
- VYSpeed for best rate of climb
- V1Takeoff decision speed (formerly denoted as critical engine failure speed)
- V2Takeoff safety speed
- V2minMinimum takeoff safety speed
- VREFReference landing speed (typically 1.3 × VS0)
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