SD8040 (10%) (sd8040-il)
SD8040 (10%) - Selig/Donovan SD8040 low Reynolds number airfoil
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(sd8040-il) SD8040 (10%) Selig/Donovan SD8040 low Reynolds number airfoil Max thickness 10% at 29.7% chord. Max camber 2.1% at 44% chord Source UIUC Airfoil Coordinates Database Source dat file The dat file is in Selig format |
SD8040 (10%) 1.00000 0.0 0.99667 0.00037 0.98684 0.00162 0.97093 0.00397 0.94946 0.00748 0.92299 0.01208 0.89205 0.01757 0.85717 0.02369 0.81881 0.03018 0.77739 0.03675 0.73331 0.04321 0.68699 0.04942 0.63893 0.05527 0.58966 0.06060 0.53969 0.06530 0.48953 0.06925 0.43970 0.07233 0.39070 0.07444 0.34300 0.07552 0.29706 0.07550 0.25332 0.07434 0.21218 0.07201 0.17398 0.06850 0.13903 0.06386 0.10761 0.05814 0.07994 0.05144 0.05620 0.04389 0.03653 0.03565 0.02099 0.02694 0.00967 0.01809 0.00271 0.00938 0.00004 0.00101 0.00157 -0.00582 0.00845 -0.01097 0.02120 -0.01542 0.03925 -0.01911 0.06241 -0.02202 0.09046 -0.02413 0.12317 -0.02546 0.16023 -0.02609 0.20125 -0.02610 0.24576 -0.02558 0.29326 -0.02456 0.34324 -0.02311 0.39513 -0.02130 0.44836 -0.01921 0.50232 -0.01690 0.55640 -0.01445 0.60999 -0.01193 0.66249 -0.00943 0.71327 -0.00704 0.76174 -0.00487 0.80726 -0.00301 0.84921 -0.00153 0.88700 -0.00044 0.92010 0.00026 0.94803 0.00062 0.97036 0.00064 0.98668 0.00044 0.99665 0.00014 1.00000 0.00000 |
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Polars for SD8040 (10%) (sd8040-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| sd8040-il | 50,000 | 9 | 32.6 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8040-il | 50,000 | 5 | 36.7 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8040-il | 100,000 | 9 | 51.5 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8040-il | 100,000 | 5 | 51.7 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8040-il | 200,000 | 9 | 69.2 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8040-il | 200,000 | 5 | 65.9 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8040-il | 500,000 | 9 | 91.6 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8040-il | 500,000 | 5 | 84.7 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sd8040-il | 1,000,000 | 9 | 107.7 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sd8040-il | 1,000,000 | 5 | 99 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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