Similarly shaped airfoils to RAF 19


New! Bulk download of polars in Excel format: raf19.xlsx


Info | DAT and DXF files | Shape | Venkataraman Fit | Applications (1) | Similarly shaped airfoils
Plain Flapped Shapes: 25% flap chord | 30% flap chord | 35% flap chord | 40% flap chord
Dynamic plotter New!
Basic Data: cl vs α | cd vs α | cm vs α | cl/cd vs α | cd vs cl | cl/cd vs cl | cl vs cd | cm vs cl | Curve fits | Lift curve slopes
Data source comparison (Codes, CFD, Wind tunnel)
Compressibility Effects: cl vs α | cd vs α | cm vs α | cl/cd vs α | cd vs cl | cl/cd vs cl | cl vs cd | cm vs cl
Roughness Effects: cl vs α | cd vs α | cm vs α | cl/cd vs α | cd vs cl | cl/cd vs cl | cl vs cd | cm vs cl
Plain Flap Effects: cl,max vs flap deflection: all flap chords | 25% flap chord | 30% flap chord | 35% flap chord | 40% flap chord
Plain Flap Effects: cl vs α for various flap deflections: 25% flap chord | 30% flap chord | 35% flap chord | 40% flap chord
Plain Flap Effects: cm vs α for various flap deflections: 25% flap chord | 30% flap chord | 35% flap chord | 40% flap chord
Plain Flap Effects: cd vs α for various flap deflections: 25% flap chord | 30% flap chord | 35% flap chord | 40% flap chord

Disclaimer: All information presented herein is delivered without guarantee or warranty of any kind. The user assumes the entire risk of use of this information.

1. GOE 481
2. GOE 464
3. BE6699 (6.6% max t/c 9.9% max camber) CLmax 2.1 at RE 100000 transition free
4. EPPLER 423
5. FX 74-Cl5-140 MOD (smoothed)
6. Joukowsky 9.00% thick 10.00% camber
7. Joukowsky 10.00% thick 10.00% camber
8. Joukowsky 11.00% thick 10.00% camber
9. S1223
10. Joukowsky 9.00% thick 9.00% camber
11. Joukowsky 10.00% thick 9.00% camber
12. SARATOV
13. FX 74_CL5_140
14. S1223 RTL
15. Joukowsky 11.00% thick 9.00% camber
16. Joukowsky 12.00% thick 10.00% camber
17. EPPLER 420
18. Joukowsky 12.00% thick 9.00% camber
19. GOE 448
20. GOE 15
21. Joukowsky 13.00% thick 10.00% camber