Water · ILCA centreboard
Foil Lab
Centreboard in water
Sail in air
Section flow
Pin one, drag another
Leeway angle
5.0°
Pin
Boat speed through water
4.0 kt
Pin
Side force (lift)
0 N
Pin
computed — pin it to hold it constant
Camber (draft depth)
12.0%
6% flat · 11–13% medium air · 15%+ light air
Readout
Lift coefficient C
L
0.00
Drag coefficient C
D
0.000
Side force
0
N
Drag force
0
N
Lift / Drag
0.0
Reynolds number
0
Flow state
Attached flow
Lift curve at this speed
Model parameters
Chord (m)
Area (m²)
Effective aspect ratio
Span efficiency e