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GOTTINGENSELIG-DATABASESYMMETRIC

GOE 429 AIRFOIL

Symmetric · 11% thick · low-to-mid Re
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PROFILEGOE 429 AIRFOIL
surfacecamber line
GEOMETRY · AREA METRICS
max thickness11.4% @ 30%c
max camber0.2% @ 10%c
LE radius1.43%c
area upper / chord0.0360
area lower / chord-0.0348
area camber / chord0.0006
TE thickness0.32%c
DOWNLOAD COORDINATES

Polars

Preliminary
Combined estimate
-0.8387-50.11463.3331.06811.672.02120ClAngle of attack (°)
Why this curve

This curve combines the stored NeuralFoil prediction with 0 contributing CFD observations. History windows remain observations, not separate solver runs or automatically converged points.

Model uncertainty is conditional on the stated assumptions and has not been calibrated for this condition. It is not a validated accuracy guarantee.

Geometry fit: RMS error 0.05578% of chord; maximum error 0.3108%.

NeuralFoil 0.3.3 · AeroSandbox 4.2.10 · Polar model progressive-polar-gp-v2

Curve summary

Combined estimate · Within -5° to 20°

Maximum lift / drag
127.6
Angle at maximum lift / drag (°)
11
Minimum Cd
0.007017
Maximum Cl
1.783
Angle at maximum Cl (°)
17
Cd at zero lift
0.007018
Cm at zero angle
0.0007507
CFD points
SOLVER WORK0 conditions · 0 engine jobs
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