Δx Flare Point Calculator
For Airplanes with MTOW up to 12,500lb (5700kg)
Eye Height above Main-wheels (Yh) (ft/m)
Assumed Flight Path Angle (γ°)
Eye to Main-wheel (X2) +/- (ft/m)
Flare Cut-off Distance (Δx) (ft/m)
Nominal Visual Aim Point (ft/m)
Flare Cut-off Point Location from Threshold (ft/m)
Examples
Note: Heights and distances shown in ft.
Note:
These are intended for illustration only - Always check manufacturers' Flight Crew Operations Manuals for current data.
Sailplane
Eye Height above Main-wheels (Yh) (ft/m)
Assumed Flight Path Angle (γ°)
Level Distance between Eye & Main-wheel Paths (X2) +/- (ft/m)
Flare Cut-off Distance (Δx) (ft/m)
Nominal Visual Aim Point (ft/m)
Flare Cut-off Point Location from Threshold (ft/m)
C150/PA-38
Eye Height above Main-wheels (Yh) (ft/m)
Assumed Flight Path Angle (γ°)
Level Distance between Eye & Main-wheel Paths (X2) +/- (ft/m)
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Flare Cut-off Distance (Δx) (ft/m)
Nominal Visual Aim Point (ft/m)
Flare Cut-off Point Location from Threshold (ft/m)
C172/PA-28
Eye Height above Main-wheels (Yh) (ft/m)
Assumed Flight Path Angle (γ°)
Level Distance between Eye & Main-wheel Paths (X2) +/- (ft/m)
Flare Cut-off Distance (Δx) (ft/m)
Nominal Visual Aim Point (ft/m)
Flare Cut-off Point Location from Threshold (ft/m)
C185 Floatplane
Eye Height above Main-wheels (Yh) (ft/m)
Assumed Flight Path Angle (γ°)
Level Distance between Eye & Main-wheel Paths (X2) +/- (ft/m)
Flare Cut-off Distance (Δx) (ft/m)
Nominal Visual Aim Point (ft/m)
Flare Cut-off Point Location from Threshold (ft/m)
