XFOIL Version 6.96 Calculated polar for: NREL's S822 Airfoil 1 1 Reynolds number fixed Mach number fixed xtrf = 1.000 (top) 1.000 (bottom) Mach = 0.000 Re = 1.000 e 6 Ncrit = 9.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -18.500 -0.8604 0.09772 0.09457 -0.0661 1.0000 0.0046 -18.250 -0.8835 0.09041 0.08715 -0.0696 1.0000 0.0047 -18.000 -0.9171 0.08157 0.07817 -0.0738 1.0000 0.0048 -17.750 -0.9280 0.07652 0.07301 -0.0761 1.0000 0.0048 -17.500 -0.9483 0.07010 0.06648 -0.0791 1.0000 0.0048 -17.250 -0.9473 0.06698 0.06329 -0.0804 1.0000 0.0046 -17.000 -0.9762 0.05973 0.05589 -0.0836 1.0000 0.0048 -16.750 -0.9802 0.05612 0.05219 -0.0850 1.0000 0.0047 -16.500 -0.9987 0.05083 0.04678 -0.0869 1.0000 0.0049 -16.250 -1.0072 0.04706 0.04291 -0.0880 1.0000 0.0049 -16.000 -1.0148 0.04363 0.03939 -0.0887 1.0000 0.0051 -15.750 -1.0200 0.04073 0.03640 -0.0889 1.0000 0.0051 -15.500 -1.0260 0.03798 0.03356 -0.0886 1.0000 0.0052 -15.250 -1.0298 0.03566 0.03116 -0.0880 1.0000 0.0052 -15.000 -1.0323 0.03366 0.02910 -0.0869 1.0000 0.0054 -14.750 -1.0368 0.03179 0.02716 -0.0853 1.0000 0.0054 -14.500 -1.0217 0.03007 0.02536 -0.0868 0.9987 0.0059 -14.250 -1.0020 0.02819 0.02340 -0.0894 0.9950 0.0061 -14.000 -0.9840 0.02654 0.02167 -0.0911 0.9880 0.0064 -13.750 -0.9701 0.02430 0.01932 -0.0932 0.9804 0.0071 -13.500 -0.9461 0.02290 0.01786 -0.0956 0.9723 0.0078 -13.250 -0.9166 0.02167 0.01656 -0.0987 0.9656 0.0083 -13.000 -0.8872 0.02032 0.01513 -0.1020 0.9563 0.0097 -12.750 -0.8595 0.01925 0.01398 -0.1044 0.9434 0.0108 -12.500 -0.8394 0.01849 0.01311 -0.1047 0.9288 0.0116 -12.250 -0.8274 0.01778 0.01229 -0.1033 0.9159 0.0129 -12.000 -0.8161 0.01714 0.01160 -0.1016 0.9065 0.0143 -11.750 -0.8024 0.01665 0.01103 -0.1001 0.8990 0.0156 -11.500 -0.7909 0.01605 0.01038 -0.0983 0.8924 0.0173 -11.250 -0.7786 0.01552 0.00981 -0.0964 0.8863 0.0190 -11.000 -0.7641 0.01509 0.00932 -0.0948 0.8810 0.0204 -10.750 -0.7504 0.01463 0.00881 -0.0930 0.8760 0.0222 -10.500 -0.7378 0.01416 0.00832 -0.0909 0.8710 0.0248 -10.250 -0.7227 0.01382 0.00792 -0.0892 0.8666 0.0269 -10.000 -0.7097 0.01342 0.00752 -0.0870 0.8627 0.0303 -9.750 -0.6952 0.01309 0.00718 -0.0849 0.8588 0.0337 -9.500 -0.6770 0.01277 0.00684 -0.0836 0.8554 0.0378 -9.250 -0.6584 0.01242 0.00650 -0.0824 0.8520 0.0442 -9.000 -0.6395 0.01204 0.00615 -0.0812 0.8493 0.0519 -8.750 -0.6188 0.01172 0.00585 -0.0803 0.8463 0.0595 -8.500 -0.5976 0.01141 0.00555 -0.0794 0.8434 0.0678 -8.250 -0.5765 0.01107 0.00525 -0.0786 0.8407 0.0787 -8.000 -0.5545 0.01078 0.00498 -0.0779 0.8379 0.0901 -7.750 -0.5321 0.01048 0.00473 -0.0773 0.8355 0.1027 -7.500 -0.5092 0.01018 0.00449 -0.0767 0.8329 0.1163 -7.250 -0.4858 0.00991 0.00425 -0.0762 0.8302 0.1301 -7.000 -0.4621 0.00964 0.00403 -0.0757 0.8276 0.1455 -6.750 -0.4379 0.00939 0.00383 -0.0754 0.8252 0.1617 -6.500 -0.4130 0.00919 0.00364 -0.0751 0.8226 0.1778 -6.250 -0.3887 0.00893 0.00346 -0.0747 0.8204 0.1969 -6.000 -0.3642 0.00867 0.00329 -0.0744 0.8179 0.2187 -5.750 -0.3389 0.00845 0.00312 -0.0742 0.8152 0.2383 -5.500 -0.3136 0.00822 0.00296 -0.0740 0.8126 0.2597 -5.250 -0.2877 0.00803 0.00281 -0.0739 0.8102 0.2810 -5.000 -0.2616 0.00786 0.00269 -0.0738 0.8076 0.3028 -4.750 -0.2357 0.00766 0.00258 -0.0737 0.8054 0.3262 -4.500 -0.2095 0.00747 0.00246 -0.0736 0.8028 0.3474 -4.250 -0.1829 0.00730 0.00235 -0.0736 0.8000 0.3712 -4.000 -0.1563 0.00712 0.00224 -0.0736 0.7973 0.3941 -3.750 -0.1292 0.00698 0.00214 -0.0737 0.7947 0.4180 -3.500 -0.1021 0.00685 0.00207 -0.0737 0.7921 0.4414 -3.250 -0.0752 0.00670 0.00200 -0.0738 0.7895 0.4653 -3.000 -0.0481 0.00656 0.00193 -0.0738 0.7866 0.4895 -2.750 -0.0207 0.00642 0.00186 -0.0739 0.7837 0.5126 -2.500 0.0070 0.00632 0.00181 -0.0740 0.7809 0.5365 -2.250 0.0349 0.00624 0.00178 -0.0742 0.7779 0.5597 -2.000 0.0626 0.00616 0.00176 -0.0743 0.7751 0.5803 -1.750 0.0907 0.00610 0.00174 -0.0745 0.7720 0.5980 -1.500 0.1191 0.00604 0.00172 -0.0747 0.7689 0.6137 -1.250 0.1477 0.00602 0.00170 -0.0750 0.7658 0.6273 -1.000 0.1764 0.00601 0.00170 -0.0753 0.7627 0.6393 -0.750 0.2045 0.00597 0.00171 -0.0754 0.7594 0.6500 -0.500 0.2331 0.00595 0.00170 -0.0757 0.7559 0.6600 -0.250 0.2616 0.00593 0.00170 -0.0759 0.7525 0.6696 0.000 0.2906 0.00594 0.00170 -0.0762 0.7488 0.6781 0.250 0.3183 0.00590 0.00170 -0.0763 0.7437 0.6869 0.500 0.3461 0.00586 0.00168 -0.0763 0.7376 0.6948 0.750 0.3742 0.00586 0.00167 -0.0765 0.7316 0.7029 1.000 0.4018 0.00583 0.00168 -0.0765 0.7253 0.7104 1.250 0.4300 0.00586 0.00168 -0.0766 0.7197 0.7182 1.500 0.4575 0.00583 0.00172 -0.0766 0.7132 0.7254 1.750 0.4853 0.00586 0.00173 -0.0767 0.7068 0.7329 2.000 0.5128 0.00586 0.00178 -0.0767 0.7000 0.7399 2.250 0.5402 0.00590 0.00181 -0.0767 0.6929 0.7474 2.500 0.5674 0.00592 0.00187 -0.0766 0.6855 0.7542 2.750 0.5943 0.00598 0.00192 -0.0765 0.6773 0.7616 3.000 0.6211 0.00602 0.00199 -0.0764 0.6686 0.7681 3.250 0.6474 0.00610 0.00206 -0.0761 0.6598 0.7753 3.500 0.6735 0.00616 0.00214 -0.0758 0.6497 0.7817 3.750 0.6990 0.00625 0.00223 -0.0754 0.6376 0.7884 4.000 0.7241 0.00635 0.00233 -0.0749 0.6245 0.7950 4.250 0.7484 0.00647 0.00244 -0.0743 0.6103 0.8011 4.500 0.7725 0.00661 0.00255 -0.0736 0.5947 0.8077 4.750 0.7936 0.00678 0.00270 -0.0723 0.5731 0.8134 5.000 0.8128 0.00703 0.00286 -0.0707 0.5421 0.8199 5.250 0.8250 0.00745 0.00310 -0.0677 0.4926 0.8263 5.500 0.8321 0.00802 0.00344 -0.0638 0.4400 0.8334 5.750 0.8380 0.00850 0.00374 -0.0596 0.3962 0.8405 6.000 0.8446 0.00902 0.00411 -0.0556 0.3537 0.8473 6.250 0.8538 0.00956 0.00448 -0.0523 0.3161 0.8540 6.500 0.8637 0.01005 0.00486 -0.0491 0.2827 0.8601 6.750 0.8747 0.01058 0.00526 -0.0463 0.2513 0.8667 7.000 0.8859 0.01107 0.00566 -0.0436 0.2235 0.8728 7.250 0.8961 0.01165 0.00611 -0.0407 0.1941 0.8794 7.500 0.9078 0.01218 0.00655 -0.0382 0.1704 0.8857 7.750 0.9192 0.01273 0.00701 -0.0357 0.1478 0.8927 8.000 0.9324 0.01325 0.00747 -0.0336 0.1306 0.8996 8.250 0.9453 0.01374 0.00794 -0.0314 0.1156 0.9069 8.500 0.9589 0.01426 0.00842 -0.0294 0.1019 0.9146 8.750 0.9710 0.01479 0.00892 -0.0271 0.0889 0.9241 9.000 0.9834 0.01528 0.00942 -0.0249 0.0792 0.9357 9.250 0.9973 0.01575 0.00991 -0.0230 0.0707 0.9532 9.500 1.0236 0.01633 0.01049 -0.0239 0.0615 0.9799 9.750 1.0403 0.01699 0.01111 -0.0229 0.0531 1.0000 10.000 1.0580 0.01757 0.01168 -0.0220 0.0482 1.0000 10.250 1.0733 0.01827 0.01235 -0.0208 0.0417 1.0000 10.500 1.0887 0.01896 0.01300 -0.0196 0.0366 1.0000 10.750 1.1037 0.01968 0.01372 -0.0184 0.0326 1.0000 11.000 1.1194 0.02037 0.01441 -0.0173 0.0297 1.0000 11.250 1.1313 0.02129 0.01531 -0.0158 0.0255 1.0000 11.500 1.1482 0.02191 0.01595 -0.0149 0.0234 1.0000 11.750 1.1616 0.02275 0.01680 -0.0136 0.0215 1.0000 12.000 1.1741 0.02368 0.01773 -0.0123 0.0191 1.0000 12.250 1.1894 0.02442 0.01851 -0.0113 0.0182 1.0000 12.500 1.2032 0.02528 0.01939 -0.0102 0.0171 1.0000 12.750 1.2152 0.02627 0.02038 -0.0090 0.0157 1.0000 13.000 1.2244 0.02749 0.02165 -0.0076 0.0146 1.0000 13.250 1.2391 0.02833 0.02254 -0.0067 0.0141 1.0000 13.500 1.2517 0.02933 0.02359 -0.0057 0.0135 1.0000 13.750 1.2644 0.03034 0.02463 -0.0048 0.0128 1.0000 14.000 1.2749 0.03154 0.02585 -0.0038 0.0121 1.0000 14.250 1.2818 0.03306 0.02741 -0.0025 0.0111 1.0000 14.500 1.2910 0.03443 0.02885 -0.0015 0.0107 1.0000 14.750 1.3024 0.03565 0.03013 -0.0007 0.0104 1.0000 15.000 1.3140 0.03687 0.03139 0.0000 0.0099 1.0000 15.250 1.3227 0.03837 0.03294 0.0007 0.0095 1.0000 15.500 1.3308 0.03996 0.03459 0.0015 0.0090 1.0000 15.750 1.3371 0.04176 0.03643 0.0022 0.0085 1.0000 16.000 1.3371 0.04420 0.03896 0.0031 0.0080 1.0000 16.250 1.3465 0.04579 0.04061 0.0035 0.0077 1.0000 16.500 1.3536 0.04766 0.04255 0.0039 0.0074 1.0000 16.750 1.3596 0.04968 0.04464 0.0042 0.0070 1.0000 17.000 1.3651 0.05180 0.04683 0.0044 0.0067 1.0000 17.250 1.3687 0.05418 0.04926 0.0045 0.0063 1.0000 17.500 1.3699 0.05688 0.05203 0.0045 0.0060 1.0000 17.750 1.3625 0.06071 0.05597 0.0044 0.0056 1.0000 18.000 1.3619 0.06384 0.05919 0.0040 0.0055 1.0000 18.250 1.3642 0.06669 0.06213 0.0036 0.0054 1.0000 18.500 1.3633 0.07002 0.06557 0.0029 0.0052 1.0000 18.750 1.3633 0.07332 0.06896 0.0021 0.0050 1.0000 19.000 1.3593 0.07729 0.07302 0.0009 0.0047 1.0000 19.250 1.3539 0.08159 0.07744 -0.0005 0.0047 1.0000