XFOIL Version 6.96 Calculated polar for: NREL's S833 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 ------ -------- --------- --------- -------- -------- -------- -19.750 -1.1057 0.09730 0.09366 -0.0617 1.0000 0.0294 -19.500 -1.1200 0.09256 0.08885 -0.0632 1.0000 0.0302 -19.250 -1.1358 0.08753 0.08376 -0.0648 1.0000 0.0312 -19.000 -1.1443 0.08268 0.07883 -0.0675 0.9995 0.0320 -18.750 -1.1507 0.07816 0.07425 -0.0701 0.9990 0.0333 -18.500 -1.1547 0.07421 0.07022 -0.0721 0.9985 0.0343 -18.250 -1.1591 0.07045 0.06638 -0.0738 0.9981 0.0353 -18.000 -1.1671 0.06614 0.06201 -0.0759 0.9975 0.0367 -17.750 -1.1714 0.06220 0.05801 -0.0780 0.9967 0.0381 -17.500 -1.1721 0.05876 0.05451 -0.0800 0.9960 0.0396 -17.250 -1.1690 0.05594 0.05161 -0.0815 0.9953 0.0410 -17.000 -1.1711 0.05248 0.04810 -0.0834 0.9947 0.0430 -16.750 -1.1699 0.04925 0.04484 -0.0855 0.9940 0.0455 -16.500 -1.1615 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0.00537 -0.1064 0.9196 0.2403 -7.000 -0.4570 0.00990 0.00511 -0.1080 0.9188 0.2486 -6.750 -0.4229 0.00959 0.00484 -0.1098 0.9180 0.2591 -6.500 -0.3875 0.00931 0.00458 -0.1117 0.9173 0.2686 -6.250 -0.3518 0.00907 0.00435 -0.1137 0.9166 0.2781 -6.000 -0.3166 0.00877 0.00410 -0.1156 0.9157 0.2889 -5.750 -0.2958 0.00861 0.00393 -0.1143 0.9113 0.2963 -5.500 -0.2713 0.00836 0.00372 -0.1139 0.9071 0.3065 -5.250 -0.2376 0.00814 0.00352 -0.1154 0.9051 0.3162 -5.000 -0.2031 0.00792 0.00333 -0.1170 0.9033 0.3263 -4.750 -0.1669 0.00769 0.00313 -0.1191 0.9017 0.3374 -4.500 -0.1292 0.00751 0.00296 -0.1214 0.9002 0.3475 -4.250 -0.1112 0.00739 0.00287 -0.1195 0.8936 0.3568 -4.000 -0.0797 0.00723 0.00273 -0.1205 0.8902 0.3672 -3.750 -0.0435 0.00708 0.00259 -0.1224 0.8877 0.3775 -3.500 -0.0058 0.00692 0.00245 -0.1247 0.8853 0.3892 -3.250 0.0165 0.00684 0.00240 -0.1237 0.8792 0.3984 -3.000 0.0475 0.00673 0.00231 -0.1245 0.8750 0.4093 -2.750 0.0828 0.00661 0.00221 -0.1263 0.8717 0.4203 -2.250 0.1395 0.00647 0.00211 -0.1267 0.8617 0.4408 -2.000 0.1720 0.00639 0.00205 -0.1278 0.8573 0.4517 -1.750 0.2047 0.00635 0.00200 -0.1290 0.8528 0.4623 -1.500 0.2295 0.00628 0.00199 -0.1284 0.8464 0.4730 -1.250 0.2608 0.00624 0.00194 -0.1292 0.8405 0.4835 -1.000 0.2888 0.00620 0.00192 -0.1293 0.8340 0.4943 -0.750 0.3160 0.00615 0.00190 -0.1292 0.8268 0.5050 -0.500 0.3464 0.00615 0.00189 -0.1298 0.8202 0.5155 -0.250 0.3715 0.00611 0.00189 -0.1292 0.8127 0.5261 0.000 0.4017 0.00612 0.00188 -0.1297 0.8058 0.5362 0.250 0.4264 0.00610 0.00191 -0.1291 0.7982 0.5462 0.500 0.4545 0.00611 0.00192 -0.1291 0.7905 0.5560 1.000 0.5068 0.00614 0.00197 -0.1284 0.7743 0.5743 1.250 0.5320 0.00616 0.00200 -0.1278 0.7657 0.5828 1.500 0.5577 0.00620 0.00205 -0.1273 0.7563 0.5912 1.750 0.5814 0.00624 0.00209 -0.1264 0.7464 0.5992 2.000 0.6052 0.00629 0.00215 -0.1255 0.7361 0.6067 2.250 0.6266 0.00635 0.00219 -0.1241 0.7243 0.6141 2.500 0.6473 0.00641 0.00226 -0.1225 0.7117 0.6206 2.750 0.6677 0.00650 0.00233 -0.1209 0.6978 0.6272 3.000 0.6870 0.00663 0.00241 -0.1190 0.6807 0.6331 3.250 0.7059 0.00678 0.00254 -0.1171 0.6621 0.6388 3.500 0.7232 0.00700 0.00268 -0.1149 0.6407 0.6446 3.750 0.7414 0.00723 0.00283 -0.1129 0.6180 0.6495 4.000 0.7579 0.00750 0.00303 -0.1106 0.5911 0.6545 4.250 0.7747 0.00779 0.00323 -0.1083 0.5635 0.6595 4.500 0.7898 0.00817 0.00346 -0.1058 0.5289 0.6641 4.750 0.8028 0.00863 0.00375 -0.1029 0.4861 0.6684 5.000 0.8180 0.00907 0.00404 -0.1005 0.4470 0.6728 5.250 0.8331 0.00954 0.00436 -0.0982 0.4086 0.6771 5.500 0.8482 0.01006 0.00469 -0.0959 0.3689 0.6811 5.750 0.8648 0.01054 0.00500 -0.0939 0.3331 0.6850 6.000 0.8823 0.01098 0.00533 -0.0921 0.3018 0.6890 6.250 0.9000 0.01143 0.00567 -0.0904 0.2722 0.6927 6.500 0.9166 0.01194 0.00603 -0.0885 0.2419 0.6966 6.750 0.9334 0.01246 0.00640 -0.0866 0.2136 0.7000 7.000 0.9513 0.01291 0.00676 -0.0850 0.1901 0.7036 7.250 0.9691 0.01338 0.00715 -0.0834 0.1690 0.7072 7.500 0.9870 0.01385 0.00755 -0.0818 0.1498 0.7107 7.750 1.0045 0.01435 0.00796 -0.0802 0.1323 0.7141 8.000 1.0210 0.01492 0.00841 -0.0784 0.1132 0.7172 8.250 1.0380 0.01545 0.00887 -0.0768 0.0966 0.7206 8.500 1.0550 0.01598 0.00935 -0.0752 0.0830 0.7238 8.750 1.0717 0.01654 0.00985 -0.0735 0.0712 0.7271 9.000 1.0887 0.01710 0.01036 -0.0720 0.0615 0.7304 9.250 1.1061 0.01766 0.01088 -0.0705 0.0539 0.7335 9.500 1.1228 0.01823 0.01142 -0.0689 0.0469 0.7364 9.750 1.1398 0.01878 0.01197 -0.0674 0.0415 0.7399 10.000 1.1569 0.01935 0.01255 -0.0660 0.0369 0.7431 10.250 1.1731 0.01997 0.01316 -0.0645 0.0326 0.7463 10.500 1.1887 0.02065 0.01382 -0.0629 0.0288 0.7494 10.750 1.2055 0.02127 0.01445 -0.0615 0.0258 0.7521 11.000 1.2209 0.02195 0.01515 -0.0600 0.0232 0.7555 11.250 1.2357 0.02268 0.01590 -0.0584 0.0209 0.7586 11.500 1.2513 0.02338 0.01664 -0.0570 0.0190 0.7617 11.750 1.2648 0.02424 0.01750 -0.0554 0.0171 0.7649 12.000 1.2801 0.02499 0.01828 -0.0540 0.0160 0.7679 12.250 1.2936 0.02586 0.01918 -0.0525 0.0146 0.7712 12.500 1.3063 0.02680 0.02017 -0.0509 0.0135 0.7745 12.750 1.3200 0.02768 0.02110 -0.0495 0.0125 0.7778 13.000 1.3309 0.02880 0.02225 -0.0479 0.0116 0.7814 13.250 1.3428 0.02988 0.02338 -0.0464 0.0108 0.7848 13.500 1.3549 0.03094 0.02450 -0.0451 0.0102 0.7883 13.750 1.3652 0.03215 0.02577 -0.0436 0.0097 0.7920 14.000 1.3730 0.03360 0.02728 -0.0420 0.0092 0.7959 14.250 1.3821 0.03499 0.02873 -0.0406 0.0087 0.7998 14.500 1.3918 0.03637 0.03019 -0.0394 0.0085 0.8036 14.750 1.4011 0.03778 0.03167 -0.0381 0.0081 0.8078 15.000 1.4092 0.03935 0.03332 -0.0370 0.0079 0.8123 15.250 1.4172 0.04096 0.03499 -0.0359 0.0077 0.8167 15.500 1.4219 0.04293 0.03702 -0.0348 0.0073 0.8209 15.750 1.4212 0.04547 0.03968 -0.0335 0.0071 0.8253 16.000 1.4231 0.04785 0.04216 -0.0326 0.0069 0.8302 16.250 1.4279 0.05004 0.04442 -0.0319 0.0069 0.8352 16.500 1.4338 0.05211 0.04659 -0.0313 0.0067 0.8404 16.750 1.4364 0.05462 0.04921 -0.0309 0.0066 0.8460 17.000 1.4386 0.05730 0.05198 -0.0306 0.0065 0.8514 17.250 1.4392 0.06019 0.05498 -0.0304 0.0064 0.8573 17.500 1.4386 0.06336 0.05827 -0.0305 0.0063 0.8638 17.750 1.4379 0.06662 0.06164 -0.0308 0.0062 0.8705 18.000 1.4353 0.07021 0.06534 -0.0312 0.0061 0.8786 18.250 1.4305 0.07420 0.06948 -0.0319 0.0061 0.8880 18.500 1.4252 0.07831 0.07374 -0.0328 0.0060 0.9016 18.750 1.4163 0.08236 0.07801 -0.0333 0.0060 1.0000 19.000 1.4087 0.08734 0.08310 -0.0351 0.0059 1.0000 19.250 1.4001 0.09264 0.08851 -0.0372 0.0059 1.0000