XFOIL Version 6.99 Calculated polar for: NACA 4412 1 1 Reynolds number fixed Mach number fixed xtrf = 1.000 (top) 1.000 (bottom) Mach = 0.000 Re = 3.500 e 6 Ncrit = 9.000 9.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr Top_Itr Bot_Itr ------ -------- --------- --------- -------- -------- -------- -------- -------- -18.500 -0.7016 0.15692 0.15163 -0.0165 1.0000 0.0090 1.0000 90.9130 -18.250 -0.7194 0.14848 0.14028 -0.0211 1.0000 0.0091 1.0000 90.9577 -18.000 -0.7358 0.14065 0.13038 -0.0254 1.0000 0.0092 1.0000 90.9813 -17.750 -0.7442 0.13481 0.12350 -0.0287 1.0000 0.0092 1.0000 90.9954 -17.500 -0.7700 0.12557 0.11278 -0.0338 1.0000 0.0093 1.0000 91.0519 -17.250 -0.8046 0.11507 0.10116 -0.0398 1.0000 0.0094 1.0000 91.0996 -17.000 -0.8539 0.10235 0.08771 -0.0474 1.0000 0.0094 1.0000 91.0884 -16.000 -1.2798 0.02183 0.01334 -0.0997 0.9981 0.0089 1.2347 90.8717 -15.750 -1.2541 0.02102 0.01272 -0.1004 0.9972 0.0090 1.3506 90.9105 -15.500 -1.2277 0.02028 0.01214 -0.1012 0.9962 0.0091 1.4663 90.9427 -15.250 -1.2005 0.01959 0.01159 -0.1020 0.9954 0.0091 1.5749 90.9678 -15.000 -1.1728 0.01892 0.01106 -0.1029 0.9946 0.0092 1.6736 90.9867 -14.750 -1.1449 0.01821 0.01049 -0.1038 0.9939 0.0092 1.7623 91.0136 -14.500 -1.1187 0.01707 0.00954 -0.1047 0.9931 0.0096 1.8558 91.1515 -14.250 -1.0908 0.01624 0.00885 -0.1057 0.9923 0.0099 1.9611 91.2802 -14.000 -1.0652 0.01560 0.00834 -0.1058 0.9902 0.0101 2.1637 91.3828 -13.750 -1.0395 0.01504 0.00790 -0.1059 0.9874 0.0103 2.4113 91.4703 -13.500 -1.0134 0.01455 0.00751 -0.1060 0.9847 0.0105 2.6657 91.5507 -13.250 -0.9866 0.01409 0.00714 -0.1062 0.9819 0.0107 2.9206 91.6295 -13.000 -0.9619 0.01367 0.00682 -0.1059 0.9783 0.0109 3.2145 91.7020 -12.750 -0.9373 0.01328 0.00651 -0.1054 0.9741 0.0110 3.5492 91.7722 -12.500 -0.9121 0.01292 0.00621 -0.1051 0.9698 0.0112 3.8837 91.8388 -12.250 -0.8865 0.01257 0.00593 -0.1048 0.9660 0.0113 4.1701 91.8975 -12.000 -0.8608 0.01224 0.00567 -0.1046 0.9614 0.0115 4.4972 91.9449 -11.750 -0.8350 0.01195 0.00542 -0.1043 0.9564 0.0115 4.8505 91.9800 -11.500 -0.8089 0.01159 0.00512 -0.1041 0.9520 0.0117 5.1548 92.0462 -11.250 -0.7833 0.01111 0.00472 -0.1038 0.9469 0.0123 5.5018 92.2476 -11.000 -0.7573 0.01076 0.00443 -0.1035 0.9410 0.0127 5.8925 92.4098 -10.750 -0.7305 0.01046 0.00419 -0.1034 0.9359 0.0131 6.2295 92.5441 -10.500 -0.7038 0.01020 0.00397 -0.1033 0.9285 0.0134 6.7071 92.6759 -10.250 -0.6768 0.00997 0.00377 -0.1031 0.9206 0.0137 7.2152 92.7927 -10.000 -0.6498 0.00975 0.00358 -0.1030 0.9116 0.0140 7.7885 92.8874 -9.750 -0.6223 0.00955 0.00340 -0.1029 0.9045 0.0142 8.2361 92.9565 -9.500 -0.5946 0.00935 0.00323 -0.1029 0.8980 0.0143 8.6471 93.0050 -9.250 -0.5675 0.00902 0.00295 -0.1028 0.8914 0.0152 9.0590 93.2877 -9.000 -0.5397 0.00878 0.00276 -0.1028 0.8855 0.0158 9.4312 93.4969 -8.750 -0.5121 0.00858 0.00259 -0.1027 0.8782 0.0163 9.8907 93.6690 -8.500 -0.4840 0.00840 0.00245 -0.1027 0.8720 0.0168 10.2759 93.8215 -8.250 -0.4560 0.00825 0.00231 -0.1027 0.8641 0.0171 10.7689 93.9365 -8.000 -0.4278 0.00810 0.00218 -0.1028 0.8566 0.0174 11.2357 94.0319 -7.750 -0.4001 0.00787 0.00199 -0.1027 0.8478 0.0187 11.7867 94.3957 -7.500 -0.3719 0.00771 0.00186 -0.1027 0.8399 0.0196 12.2755 94.6601 -7.250 -0.3437 0.00758 0.00175 -0.1028 0.8311 0.0203 12.8233 94.8622 -7.000 -0.3153 0.00747 0.00165 -0.1028 0.8231 0.0207 13.3220 94.9838 -6.750 -0.2873 0.00731 0.00151 -0.1028 0.8129 0.0221 13.9528 95.3483 -6.500 -0.2589 0.00716 0.00139 -0.1028 0.8038 0.0233 14.5189 95.6663 -6.250 -0.2306 0.00707 0.00130 -0.1029 0.7937 0.0242 15.1455 95.9038 -6.000 -0.2022 0.00697 0.00121 -0.1029 0.7835 0.0253 15.7755 96.1576 -5.750 -0.1739 0.00684 0.00111 -0.1030 0.7736 0.0274 16.3893 96.6342 -5.500 -0.1455 0.00677 0.00103 -0.1030 0.7622 0.0287 17.0958 96.9288 -5.250 -0.1171 0.00667 0.00095 -0.1030 0.7507 0.0306 17.8059 97.3245 -5.000 -0.0886 0.00658 0.00087 -0.1031 0.7400 0.0329 18.4702 97.7726 -4.750 -0.0602 0.00653 0.00081 -0.1031 0.7283 0.0344 19.1964 98.0619 -4.500 -0.0319 0.00645 0.00074 -0.1032 0.7153 0.0380 19.9976 98.7047 -4.250 -0.0033 0.00639 0.00069 -0.1032 0.7034 0.0401 20.7293 99.0576 -4.000 0.0251 0.00632 0.00063 -0.1033 0.6915 0.0445 21.4647 99.7157 -3.750 0.0536 0.00628 0.00058 -0.1034 0.6788 0.0477 22.2515 100.1624 -3.500 0.0819 0.00623 0.00053 -0.1034 0.6654 0.0530 23.0776 100.8555 -3.250 0.1103 0.00619 0.00049 -0.1034 0.6523 0.0582 23.8840 101.4613 -3.000 0.1389 0.00616 0.00046 -0.1035 0.6397 0.0629 24.6602 101.9830 -2.750 0.1673 0.00611 0.00042 -0.1036 0.6269 0.0712 25.4522 102.7972 -2.500 0.1957 0.00609 0.00039 -0.1036 0.6141 0.0787 26.2426 103.4602 -2.250 0.2240 0.00608 0.00037 -0.1037 0.6007 0.0862 27.0677 104.1034 -2.000 0.2524 0.00605 0.00035 -0.1038 0.5878 0.0967 27.8634 104.9189 -1.750 0.2809 0.00602 0.00033 -0.1039 0.5762 0.1086 28.5777 105.7838 -1.500 0.3093 0.00601 0.00032 -0.1039 0.5643 0.1209 29.3125 106.6369 -1.250 0.3376 0.00600 0.00031 -0.1040 0.5521 0.1346 30.0669 107.5495 -1.000 0.3661 0.00599 0.00031 -0.1041 0.5412 0.1489 30.7385 108.4722 -0.750 0.3946 0.00597 0.00031 -0.1042 0.5310 0.1659 31.3696 109.5398 -0.500 0.4229 0.00597 0.00031 -0.1042 0.5201 0.1832 32.0420 110.6072 -0.250 0.4514 0.00595 0.00031 -0.1044 0.5112 0.2022 32.5929 111.7621 0.000 0.4798 0.00595 0.00032 -0.1044 0.5021 0.2222 33.1523 112.9622 0.250 0.5082 0.00594 0.00033 -0.1045 0.4935 0.2451 33.6852 114.3257 0.500 0.5367 0.00593 0.00034 -0.1047 0.4857 0.2703 34.1694 115.8062 0.750 0.5651 0.00591 0.00036 -0.1048 0.4780 0.2988 34.6425 117.4819 1.000 0.5935 0.00590 0.00037 -0.1049 0.4706 0.3297 35.1027 119.3022 1.250 0.6219 0.00585 0.00039 -0.1050 0.4643 0.3709 35.4946 121.7398 1.500 0.6497 0.00576 0.00042 -0.1051 0.4562 0.4463 35.9992 126.1854 1.750 0.6778 0.00559 0.00045 -0.1052 0.4515 0.5425 36.2883 131.8085 2.000 0.7056 0.00549 0.00049 -0.1053 0.4448 0.6262 36.7046 136.7151 2.250 0.7334 0.00539 0.00054 -0.1053 0.4385 0.7039 37.0954 141.2881 2.500 0.7609 0.00526 0.00058 -0.1053 0.4331 0.7902 37.4374 146.3683 2.750 0.7864 0.00513 0.00064 -0.1047 0.4254 0.8892 37.9172 152.2040 3.000 0.8099 0.00503 0.00068 -0.1035 0.4204 0.9727 38.2271 157.4476 3.250 0.8468 0.00512 0.00070 -0.1056 0.4116 1.0000 38.7821 160.0000 3.500 0.8746 0.00521 0.00072 -0.1055 0.4040 1.0000 39.2606 160.0000 3.750 0.9018 0.00534 0.00076 -0.1054 0.3921 1.0000 40.0155 160.0000 4.000 0.9290 0.00548 0.00079 -0.1053 0.3799 1.0000 40.7967 160.0000 4.250 0.9560 0.00563 0.00083 -0.1052 0.3657 1.0000 41.7111 160.0000 4.500 0.9827 0.00581 0.00088 -0.1050 0.3503 1.0000 42.7114 160.0000 4.750 1.0091 0.00601 0.00094 -0.1048 0.3336 1.0000 43.7955 160.0000 5.000 1.0353 0.00624 0.00102 -0.1045 0.3156 1.0000 44.9691 160.0000 5.250 1.0613 0.00646 0.00109 -0.1042 0.2978 1.0000 46.1419 160.0000 5.500 1.0870 0.00672 0.00119 -0.1039 0.2777 1.0000 47.4623 160.0000 5.750 1.1118 0.00704 0.00131 -0.1034 0.2544 1.0000 49.0094 160.0000 6.000 1.1366 0.00735 0.00143 -0.1029 0.2318 1.0000 50.5256 160.0000 6.250 1.1608 0.00772 0.00157 -0.1024 0.2073 1.0000 52.1842 160.0000 6.500 1.1842 0.00813 0.00174 -0.1017 0.1803 1.0000 54.0431 160.0000 6.750 1.2076 0.00854 0.00191 -0.1010 0.1564 1.0000 55.7256 160.0000 7.000 1.2308 0.00895 0.00209 -0.1003 0.1331 1.0000 57.4137 160.0000 7.250 1.2536 0.00939 0.00229 -0.0995 0.1113 1.0000 59.0578 160.0000 7.500 1.2769 0.00977 0.00245 -0.0988 0.0953 1.0000 60.3323 160.0000 7.750 1.2996 0.01019 0.00264 -0.0980 0.0796 1.0000 61.6666 160.0000 8.000 1.3225 0.01056 0.00281 -0.0972 0.0677 1.0000 62.7748 160.0000 8.250 1.3458 0.01091 0.00297 -0.0965 0.0591 1.0000 63.6680 160.0000 8.500 1.3688 0.01125 0.00312 -0.0958 0.0515 1.0000 64.5329 160.0000 8.750 1.3916 0.01159 0.00327 -0.0950 0.0452 1.0000 65.3377 160.0000 9.000 1.4140 0.01194 0.00343 -0.0942 0.0399 1.0000 66.0785 160.0000 9.250 1.4364 0.01228 0.00358 -0.0934 0.0361 1.0000 66.6720 160.0000 9.500 1.4587 0.01260 0.00373 -0.0926 0.0328 1.0000 67.2352 160.0000 9.750 1.4798 0.01299 0.00390 -0.0916 0.0292 1.0000 67.9001 160.0000 10.000 1.5015 0.01330 0.00403 -0.0906 0.0272 1.0000 68.3002 160.0000 10.250 1.5215 0.01369 0.00420 -0.0894 0.0248 1.0000 68.8225 160.0000 10.500 1.5409 0.01402 0.00433 -0.0881 0.0233 1.0000 69.1613 160.0000 10.750 1.5586 0.01439 0.00449 -0.0864 0.0219 1.0000 69.5150 160.0000 11.000 1.5750 0.01483 0.00467 -0.0846 0.0200 1.0000 70.0008 160.0000 11.250 1.5929 0.01520 0.00483 -0.0831 0.0193 1.0000 70.2003 160.0000 11.500 1.6097 0.01565 0.00502 -0.0814 0.0182 1.0000 70.5210 160.0000 11.750 1.6249 0.01618 0.00525 -0.0796 0.0168 1.0000 70.9256 160.0000 12.000 1.6417 0.01664 0.00545 -0.0780 0.0162 1.0000 71.0985 160.0000 12.250 1.6578 0.01714 0.00568 -0.0764 0.0156 1.0000 71.2944 160.0000 12.500 1.6726 0.01773 0.00594 -0.0747 0.0149 1.0000 71.5375 160.0000 12.750 1.6864 0.01839 0.00625 -0.0729 0.0140 1.0000 71.8484 160.0000 13.000 1.7004 0.01905 0.00657 -0.0712 0.0134 1.0000 72.0394 160.0000 13.250 1.7151 0.01969 0.00687 -0.0697 0.0131 1.0000 72.1524 160.0000 13.500 1.7288 0.02041 0.00722 -0.0681 0.0127 1.0000 72.3154 160.0000 13.750 1.7410 0.02124 0.00763 -0.0664 0.0122 1.0000 72.5093 160.0000 14.000 1.7521 0.02218 0.00811 -0.0647 0.0115 1.0000 72.7466 160.0000 14.250 1.7618 0.02324 0.00867 -0.0629 0.0109 1.0000 73.0020 160.0000 14.500 1.7740 0.02416 0.00915 -0.0615 0.0108 1.0000 73.0584 160.0000 14.750 1.7853 0.02517 0.00968 -0.0600 0.0106 1.0000 73.1410 160.0000 15.000 1.7955 0.02630 0.01029 -0.0586 0.0103 1.0000 73.2475 160.0000 15.250 1.8046 0.02754 0.01098 -0.0572 0.0101 1.0000 73.3664 160.0000 15.500 1.8126 0.02890 0.01174 -0.0558 0.0098 1.0000 73.4933 160.0000 15.750 1.8194 0.03041 0.01261 -0.0544 0.0095 1.0000 73.6336 160.0000 16.000 1.8247 0.03210 0.01360 -0.0531 0.0091 1.0000 73.7992 160.0000 16.250 1.8279 0.03401 0.01476 -0.0517 0.0087 1.0000 73.9733 160.0000 16.500 1.8339 0.03576 0.01581 -0.0507 0.0086 1.0000 74.0252 160.0000 16.750 1.8398 0.03757 0.01690 -0.0498 0.0085 1.0000 74.0658 160.0000 17.000 1.8447 0.03952 0.01810 -0.0489 0.0084 1.0000 74.1169 160.0000 17.250 1.8486 0.04163 0.01941 -0.0482 0.0083 1.0000 74.1765 160.0000 17.500 1.8516 0.04389 0.02084 -0.0475 0.0081 1.0000 74.2444 160.0000 17.750 1.8536 0.04632 0.02241 -0.0470 0.0080 1.0000 74.3213 160.0000 18.000 1.8543 0.04892 0.02410 -0.0465 0.0078 1.0000 74.4020 160.0000 18.250 1.8539 0.05171 0.02595 -0.0461 0.0077 1.0000 74.4852 160.0000 18.500 1.8523 0.05470 0.02796 -0.0459 0.0075 1.0000 74.5722 160.0000 18.750 1.8494 0.05790 0.03014 -0.0457 0.0073 1.0000 74.6661 160.0000 19.000 1.8449 0.06132 0.03252 -0.0457 0.0071 1.0000 74.7672 160.0000 19.250 1.8387 0.06503 0.03515 -0.0457 0.0069 1.0000 74.8675 160.0000 19.500 1.8305 0.06905 0.03806 -0.0460 0.0068 1.0000 74.9615 160.0000 19.750 1.8240 0.07293 0.04089 -0.0464 0.0067 1.0000 75.0079 160.0000 20.000 1.8189 0.07662 0.04359 -0.0468 0.0066 1.0000 75.0242 160.0000