Airfoil Data from the University of Illinois Low-Speed Wind Tunnel Winter 98 Test Phase Airfoil: SG6050 Test conditions: clean surface Data for 6 Reynolds numbers Re "100,000" alpha Cl Cd -7.94 -0.259 0.0347 -6.94 -0.235 0.0302 -6 -0.234 0.0283 -4.96 -0.226 0.0263 -3.94 -0.174 0.0268 -2.91 -0.069 0.0283 -1.87 0.014 0.0295 -0.83 0.086 0.0315 0.19 0.213 0.0329 1.15 0.276 0.0368 2.19 0.344 0.0369 3.19 0.42 0.0344 4.24 0.584 0.0324 5.29 0.752 0.0315 6.34 0.868 0.0293 7.33 0.963 0.028 8.36 1.063 0.0285 9.38 1.153 0.0279 10.39 1.224 0.0297 11.39 1.288 0.031 12.42 1.347 0.0322 13.45 1.347 0.0358 14.43 1.33 0.0448 Re "150,000" alpha Cl Cd -7.94 -0.431 0.0261 -6.98 -0.318 0.0232 -5.97 -0.227 0.0203 -4.9 -0.134 0.0201 -3.86 -0.037 0.0199 -2.88 0.049 0.0193 -1.82 0.145 0.0191 -0.78 0.236 0.0187 0.18 0.326 0.0185 1.2 0.463 0.0186 2.25 0.565 0.019 3.25 0.654 0.0188 4.33 0.756 0.0187 5.31 0.851 0.019 6.35 0.948 0.0198 7.33 1.036 0.0206 8.41 1.135 0.0215 9.4 1.212 0.0225 10.42 1.284 0.0239 11.42 1.349 0.0252 12.44 1.375 0.0276 Re "200,000" alpha Cl Cd -8.99 -0.509 0.0254 -7.97 -0.396 0.022 -6.97 -0.312 0.0195 -5.98 -0.232 0.017 -4.9 -0.144 0.0164 -3.83 -0.04 0.0163 -2.83 0.054 0.016 -1.8 0.153 0.0157 -0.79 0.249 0.0149 0.19 0.347 0.0143 1.23 0.466 0.0139 2.29 0.602 0.0145 3.26 0.69 0.0146 4.32 0.789 0.0149 5.34 0.883 0.0153 6.35 0.977 0.016 7.36 1.067 0.0167 8.4 1.162 0.0177 9.43 1.244 0.0191 10.42 1.32 0.0207 11.42 1.374 0.0227 12.45 1.374 0.026 Re "300,000" alpha Cl Cd -9.04 -0.509 0.0204 -7.98 -0.418 0.0177 -6.97 -0.336 0.016 -6 -0.251 0.0146 -4.93 -0.159 0.0129 -3.88 -0.056 0.0128 -2.86 0.048 0.0126 -1.85 0.153 0.0126 -0.83 0.254 0.0124 0.19 0.361 0.0119 1.24 0.459 0.0112 2.24 0.577 0.0108 3.27 0.703 0.0111 4.33 0.803 0.0116 5.34 0.898 0.0119 6.36 0.995 0.0125 7.36 1.083 0.0135 8.4 1.178 0.0145 9.46 1.267 0.0161 10.45 1.333 0.0178 11.4 1.365 0.0204 12.48 1.374 0.0258 Re "400,000" alpha Cl Cd -9.03 -0.512 0.0179 -8.01 -0.428 0.0159 -7.01 -0.34 0.0145 -6 -0.248 0.0132 -4.9 -0.149 0.0115 -3.9 -0.049 0.011 -2.84 0.055 0.0112 -1.82 0.157 0.0111 -0.8 0.256 0.011 0.21 0.364 0.0109 1.25 0.468 0.0103 2.25 0.567 0.0094 3.27 0.695 0.0092 4.35 0.815 0.0102 5.37 0.911 0.0106 6.39 1.008 0.0112 7.41 1.099 0.0122 8.41 1.19 0.0134 9.47 1.273 0.0151 10.5 1.333 0.017 11.47 1.355 0.0205 12.49 1.363 0.0267 Re "500,000" alpha Cl Cd -9.05 -0.553 0.0165 -8.06 -0.469 0.0146 -7.05 -0.38 0.0134 -6.05 -0.278 0.0123 -4.98 -0.179 0.011 -3.94 -0.075 0.0102 -2.91 0.025 0.0101 -1.78 0.139 0.0103 -0.77 0.234 0.0103 0.21 0.342 0.01 1.23 0.446 0.0097 2.29 0.555 0.0093 3.29 0.673 0.0086 4.28 0.79 0.0091 5.34 0.897 0.0101 6.34 0.988 0.0108 7.42 1.092 0.0116 8.47 1.178 0.0129 9.43 1.247 0.0143 10.43 1.299 0.0165 11.6 1.323 0.0214 12.5 1.329 0.0283