XFOIL Version 6.96 Calculated polar for: NACA 23021 1 1 Reynolds number fixed Mach number fixed xtrf = 1.000 (top) 1.000 (bottom) Mach = 0.000 Re = 0.500 e 6 Ncrit = 9.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -19.750 -1.1602 0.08263 0.07712 -0.0502 1.0000 0.0492 -19.500 -1.1570 0.07991 0.07437 -0.0510 1.0000 0.0498 -19.250 -1.1541 0.07713 0.07154 -0.0518 1.0000 0.0504 -19.000 -1.1510 0.07438 0.06872 -0.0526 1.0000 0.0510 -18.750 -1.1483 0.07159 0.06585 -0.0533 1.0000 0.0516 -18.500 -1.1453 0.06885 0.06302 -0.0540 1.0000 0.0521 -18.250 -1.1421 0.06612 0.06019 -0.0547 1.0000 0.0525 -18.000 -1.1358 0.06430 0.05841 -0.0544 1.0000 0.0533 -17.750 -1.1320 0.06189 0.05600 -0.0546 1.0000 0.0540 -17.500 -1.1277 0.05950 0.05357 -0.0549 1.0000 0.0547 -17.250 -1.1236 0.05709 0.05113 -0.0553 1.0000 0.0553 -17.000 -1.1187 0.05478 0.04877 -0.0555 1.0000 0.0561 -16.750 -1.1138 0.05247 0.04639 -0.0557 1.0000 0.0568 -16.500 -1.1078 0.05032 0.04416 -0.0558 1.0000 0.0574 -16.250 -1.1023 0.04816 0.04193 -0.0559 1.0000 0.0581 -16.000 -1.1016 0.04571 0.03949 -0.0556 1.0000 0.0589 -15.750 -1.0984 0.04345 0.03721 -0.0554 1.0000 0.0597 -15.500 -1.0934 0.04136 0.03509 -0.0553 1.0000 0.0606 -15.250 -1.0877 0.03939 0.03308 -0.0550 1.0000 0.0615 -15.000 -1.0811 0.03756 0.03119 -0.0546 1.0000 0.0624 -14.750 -1.0731 0.03589 0.02945 -0.0541 1.0000 0.0632 -14.500 -1.0681 0.03404 0.02756 -0.0534 1.0000 0.0641 -14.250 -1.0658 0.03207 0.02557 -0.0525 1.0000 0.0652 -14.000 -1.0600 0.03042 0.02391 -0.0516 1.0000 0.0664 -13.750 -1.0522 0.02902 0.02247 -0.0505 1.0000 0.0676 -13.500 -1.0434 0.02777 0.02117 -0.0493 1.0000 0.0690 -13.250 -1.0358 0.02655 0.01991 -0.0479 1.0000 0.0703 -13.000 -1.0323 0.02521 0.01858 -0.0458 1.0000 0.0717 -12.750 -1.0272 0.02417 0.01753 -0.0435 1.0000 0.0733 -12.500 -1.0225 0.02332 0.01666 -0.0408 1.0000 0.0750 -12.250 -1.0196 0.02259 0.01590 -0.0376 1.0000 0.0768 -12.000 -1.0238 0.02183 0.01516 -0.0332 1.0000 0.0786 -11.750 -1.0298 0.02129 0.01461 -0.0281 1.0000 0.0805 -11.500 -1.0384 0.02089 0.01419 -0.0224 1.0000 0.0824 -11.250 -1.0247 0.02021 0.01353 -0.0209 0.9982 0.0861 -11.000 -0.9947 0.01953 0.01286 -0.0223 0.9952 0.0921 -10.750 -0.9644 0.01883 0.01220 -0.0236 0.9925 0.0995 -10.500 -0.9363 0.01810 0.01151 -0.0246 0.9890 0.1078 -10.250 -0.9084 0.01739 0.01086 -0.0253 0.9843 0.1166 -10.000 -0.8772 0.01671 0.01023 -0.0267 0.9809 0.1261 -9.750 -0.8432 0.01604 0.00961 -0.0285 0.9784 0.1365 -9.500 -0.8147 0.01539 0.00904 -0.0292 0.9731 0.1480 -9.250 -0.7867 0.01471 0.00845 -0.0296 0.9668 0.1638 -9.000 -0.7570 0.01398 0.00785 -0.0304 0.9617 0.1856 -8.750 -0.7408 0.01344 0.00742 -0.0283 0.9500 0.2068 -8.500 -0.7197 0.01296 0.00703 -0.0270 0.9413 0.2283 -8.250 -0.7005 0.01255 0.00670 -0.0252 0.9306 0.2476 -8.000 -0.6793 0.01222 0.00642 -0.0238 0.9205 0.2650 -7.750 -0.6567 0.01196 0.00617 -0.0225 0.9099 0.2799 -7.500 -0.6349 0.01171 0.00595 -0.0212 0.8989 0.2930 -7.250 -0.6114 0.01148 0.00571 -0.0201 0.8878 0.3039 -7.000 -0.5877 0.01131 0.00553 -0.0190 0.8756 0.3147 -6.750 -0.5640 0.01109 0.00531 -0.0180 0.8645 0.3253 -6.500 -0.5394 0.01095 0.00515 -0.0171 0.8515 0.3358 -6.250 -0.5156 0.01075 0.00495 -0.0161 0.8394 0.3462 -6.000 -0.4902 0.01063 0.00479 -0.0154 0.8260 0.3563 -5.750 -0.4661 0.01045 0.00463 -0.0145 0.8136 0.3667 -5.500 -0.4403 0.01036 0.00448 -0.0138 0.8004 0.3770 -5.250 -0.4162 0.01018 0.00434 -0.0129 0.7870 0.3891 -5.000 -0.3906 0.01010 0.00421 -0.0122 0.7743 0.4005 -4.750 -0.3657 0.00997 0.00410 -0.0114 0.7609 0.4132 -4.500 -0.3407 0.00987 0.00399 -0.0107 0.7474 0.4263 -4.250 -0.3152 0.00982 0.00389 -0.0099 0.7322 0.4398 -4.000 -0.2903 0.00971 0.00381 -0.0091 0.7176 0.4530 -3.750 -0.2647 0.00966 0.00373 -0.0085 0.7043 0.4654 -3.500 -0.2389 0.00961 0.00366 -0.0078 0.6907 0.4787 -3.250 -0.2134 0.00954 0.00360 -0.0072 0.6779 0.4913 -2.750 -0.1615 0.00947 0.00350 -0.0060 0.6511 0.5158 -2.500 -0.1354 0.00948 0.00345 -0.0054 0.6376 0.5272 -2.250 -0.1096 0.00942 0.00342 -0.0048 0.6238 0.5398 -2.000 -0.0835 0.00942 0.00339 -0.0042 0.6102 0.5519 -1.750 -0.0580 0.00942 0.00337 -0.0036 0.5957 0.5644 -1.500 -0.0315 0.00940 0.00335 -0.0031 0.5819 0.5753 -1.250 -0.0057 0.00942 0.00335 -0.0025 0.5679 0.5869 -1.000 0.0202 0.00944 0.00334 -0.0019 0.5532 0.5977 -0.750 0.0464 0.00945 0.00335 -0.0014 0.5393 0.6092 -0.500 0.0721 0.00950 0.00335 -0.0008 0.5251 0.6203 -0.250 0.0977 0.00953 0.00337 -0.0002 0.5099 0.6325 0.000 0.1237 0.00956 0.00340 0.0003 0.4955 0.6440 0.250 0.1491 0.00963 0.00343 0.0009 0.4818 0.6562 0.500 0.1749 0.00967 0.00347 0.0015 0.4680 0.6680 0.750 0.2007 0.00974 0.00352 0.0020 0.4550 0.6812 1.250 0.2520 0.00987 0.00364 0.0032 0.4303 0.7076 1.500 0.2769 0.00995 0.00373 0.0039 0.4182 0.7211 1.750 0.3029 0.01001 0.00380 0.0044 0.4063 0.7342 2.000 0.3281 0.01011 0.00390 0.0050 0.3947 0.7484 2.250 0.3532 0.01020 0.00400 0.0057 0.3824 0.7623 2.500 0.3787 0.01030 0.00410 0.0062 0.3714 0.7768 2.750 0.4032 0.01044 0.00423 0.0070 0.3595 0.7913 3.000 0.4288 0.01053 0.00436 0.0076 0.3479 0.8046 3.250 0.4529 0.01071 0.00449 0.0084 0.3358 0.8189 3.500 0.4775 0.01085 0.00466 0.0092 0.3240 0.8336 3.750 0.5016 0.01102 0.00484 0.0100 0.3130 0.8488 4.000 0.5243 0.01124 0.00501 0.0111 0.3017 0.8641 4.250 0.5490 0.01141 0.00522 0.0119 0.2920 0.8762 4.750 0.5958 0.01185 0.00563 0.0138 0.2737 0.8991 5.000 0.6176 0.01212 0.00586 0.0150 0.2648 0.9099 5.250 0.6416 0.01233 0.00608 0.0158 0.2571 0.9202 5.500 0.6636 0.01263 0.00634 0.0170 0.2483 0.9299 5.750 0.6880 0.01287 0.00659 0.0177 0.2410 0.9389 6.000 0.7112 0.01318 0.00686 0.0185 0.2326 0.9475 6.250 0.7389 0.01349 0.00716 0.0185 0.2245 0.9545 6.500 0.7618 0.01385 0.00746 0.0192 0.2154 0.9630 6.750 0.7956 0.01424 0.00781 0.0177 0.2040 0.9667 7.000 0.8270 0.01468 0.00819 0.0166 0.1917 0.9716 7.250 0.8546 0.01515 0.00858 0.0161 0.1779 0.9777 7.500 0.8887 0.01581 0.00909 0.0141 0.1578 0.9798 7.750 0.9183 0.01659 0.00970 0.0127 0.1320 0.9831 8.000 0.9376 0.01783 0.01066 0.0127 0.0930 0.9888 8.250 0.9605 0.01890 0.01158 0.0121 0.0757 0.9928 8.500 0.9900 0.01966 0.01231 0.0106 0.0720 0.9957 8.750 1.0192 0.02041 0.01305 0.0091 0.0698 0.9987 9.000 1.0297 0.02094 0.01361 0.0112 0.0689 1.0000 9.250 1.0216 0.02136 0.01406 0.0167 0.0684 1.0000 9.500 1.0174 0.02188 0.01461 0.0214 0.0678 1.0000 9.750 1.0167 0.02254 0.01529 0.0254 0.0672 1.0000 10.000 1.0188 0.02331 0.01609 0.0286 0.0667 1.0000 10.250 1.0225 0.02423 0.01702 0.0312 0.0661 1.0000 10.500 1.0273 0.02530 0.01813 0.0334 0.0656 1.0000 10.750 1.0327 0.02654 0.01940 0.0351 0.0650 1.0000 11.000 1.0375 0.02798 0.02087 0.0366 0.0646 1.0000 11.250 1.0432 0.02947 0.02240 0.0378 0.0642 1.0000 11.500 1.0514 0.03089 0.02387 0.0386 0.0639 1.0000 11.750 1.0587 0.03246 0.02549 0.0393 0.0637 1.0000 12.000 1.0652 0.03416 0.02725 0.0398 0.0634 1.0000 12.250 1.0710 0.03600 0.02915 0.0403 0.0631 1.0000 12.500 1.0760 0.03798 0.03118 0.0406 0.0629 1.0000 12.750 1.0804 0.04009 0.03335 0.0408 0.0627 1.0000 13.000 1.0841 0.04231 0.03563 0.0409 0.0624 1.0000 13.250 1.0873 0.04466 0.03803 0.0408 0.0622 1.0000 13.500 1.0901 0.04711 0.04054 0.0407 0.0620 1.0000 13.750 1.0925 0.04965 0.04314 0.0405 0.0618 1.0000 14.000 1.0946 0.05224 0.04579 0.0402 0.0617 1.0000 14.250 1.0970 0.05484 0.04845 0.0399 0.0615 1.0000 14.500 1.0993 0.05750 0.05116 0.0395 0.0613 1.0000 14.750 1.1016 0.06018 0.05389 0.0390 0.0612 1.0000 15.000 1.1046 0.06277 0.05652 0.0386 0.0610 1.0000 15.250 1.1072 0.06544 0.05923 0.0380 0.0608 1.0000 15.500 1.1111 0.06796 0.06179 0.0376 0.0606 1.0000 15.750 1.1146 0.07054 0.06441 0.0370 0.0604 1.0000 16.000 1.1192 0.07295 0.06685 0.0365 0.0602 1.0000 16.250 1.1245 0.07527 0.06920 0.0361 0.0600 1.0000 16.500 1.1302 0.07756 0.07151 0.0356 0.0598 1.0000 16.750 1.1372 0.07965 0.07363 0.0352 0.0597 1.0000 17.000 1.1450 0.08160 0.07559 0.0348 0.0595 1.0000 17.250 1.1537 0.08343 0.07743 0.0345 0.0594 1.0000 17.500 1.1631 0.08512 0.07913 0.0343 0.0593 1.0000 17.750 1.1731 0.08674 0.08077 0.0340 0.0591 1.0000 18.000 1.1842 0.08816 0.08220 0.0339 0.0590 1.0000 18.250 1.1961 0.08945 0.08350 0.0339 0.0589 1.0000 18.500 1.2085 0.09067 0.08473 0.0338 0.0587 1.0000 18.750 1.2214 0.09178 0.08585 0.0339 0.0586 1.0000 19.000 1.2309 0.09350 0.08761 0.0335 0.0585 1.0000 19.250 1.2385 0.09557 0.08973 0.0328 0.0585 1.0000