XFOIL Version 6.96 Calculated polar for: SP4721LA 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 ------ -------- --------- --------- -------- -------- -------- -18.250 -0.6836 0.12058 0.11778 -0.0637 1.0004 0.0040 -18.000 -0.7147 0.10943 0.10646 -0.0697 1.0001 0.0040 -17.750 -0.7442 0.09874 0.09558 -0.0757 0.9997 0.0040 -17.500 -0.7625 0.09092 0.08760 -0.0804 0.9991 0.0040 -17.250 -0.7741 0.08463 0.08118 -0.0842 0.9984 0.0040 -17.000 -0.7816 0.07917 0.07560 -0.0876 0.9977 0.0039 -16.750 -0.7851 0.07445 0.07077 -0.0907 0.9969 0.0039 -16.500 -0.7865 0.07014 0.06634 -0.0935 0.9961 0.0039 -16.250 -0.7850 0.06622 0.06233 -0.0963 0.9954 0.0039 -16.000 -0.7812 0.06264 0.05865 -0.0989 0.9947 0.0039 -15.750 -0.7743 0.05951 0.05543 -0.1014 0.9941 0.0039 -15.500 -0.7665 0.05649 0.05232 -0.1039 0.9936 0.0039 -15.250 -0.7578 0.05393 0.04969 -0.1057 0.9926 0.0039 -15.000 -0.7521 0.05150 0.04719 -0.1067 0.9905 0.0039 -14.750 -0.7414 0.04928 0.04489 -0.1082 0.9889 0.0039 -14.500 -0.7288 0.04711 0.04265 -0.1100 0.9875 0.0039 -14.250 -0.7137 0.04511 0.04058 -0.1119 0.9863 0.0039 -14.000 -0.6964 0.04325 0.03866 -0.1140 0.9852 0.0039 -13.750 -0.6781 0.04145 0.03681 -0.1162 0.9843 0.0039 -13.500 -0.6569 0.03974 0.03504 -0.1187 0.9835 0.0039 -13.250 -0.6324 0.03816 0.03341 -0.1214 0.9828 0.0039 -13.000 -0.6053 0.03663 0.03182 -0.1246 0.9822 0.0039 -12.750 -0.5765 0.03519 0.03035 -0.1279 0.9816 0.0039 -12.500 -0.5622 0.03405 0.02917 -0.1278 0.9776 0.0040 -12.250 -0.5418 0.03285 0.02793 -0.1290 0.9748 0.0040 -12.000 -0.5197 0.03179 0.02685 -0.1302 0.9726 0.0040 -11.750 -0.4985 0.03080 0.02583 -0.1311 0.9705 0.0040 -11.500 -0.4781 0.02989 0.02489 -0.1318 0.9683 0.0040 -11.250 -0.4662 0.02907 0.02406 -0.1306 0.9630 0.0040 -11.000 -0.4512 0.02815 0.02311 -0.1301 0.9587 0.0041 -10.750 -0.4360 0.02724 0.02216 -0.1295 0.9552 0.0041 -10.500 -0.4228 0.02644 0.02134 -0.1285 0.9496 0.0041 -10.250 -0.4086 0.02562 0.02049 -0.1277 0.9443 0.0041 -10.000 -0.3931 0.02480 0.01964 -0.1270 0.9403 0.0041 -9.750 -0.3786 0.02406 0.01889 -0.1263 0.9329 0.0041 -9.500 -0.3631 0.02325 0.01804 -0.1256 0.9267 0.0042 -9.250 -0.3489 0.02250 0.01726 -0.1249 0.9172 0.0042 -9.000 -0.3347 0.02172 0.01644 -0.1241 0.9078 0.0042 -8.750 -0.3159 0.02095 0.01562 -0.1242 0.8969 0.0043 -8.500 -0.2951 0.02023 0.01484 -0.1247 0.8847 0.0043 -8.250 -0.2726 0.01953 0.01406 -0.1256 0.8729 0.0044 -8.000 -0.2489 0.01883 0.01329 -0.1267 0.8613 0.0045 -7.750 -0.2243 0.01814 0.01252 -0.1280 0.8497 0.0047 -7.500 -0.1983 0.01746 0.01180 -0.1295 0.8387 0.0049 -7.250 -0.1712 0.01678 0.01106 -0.1313 0.8279 0.0051 -7.000 -0.1429 0.01608 0.01029 -0.1333 0.8166 0.0055 -6.750 -0.1111 0.01478 0.00902 -0.1375 0.8054 0.0175 -6.500 -0.0761 0.01359 0.00787 -0.1419 0.7947 0.0325 -6.250 -0.0418 0.01285 0.00710 -0.1452 0.7839 0.0393 -6.000 -0.0068 0.01219 0.00642 -0.1483 0.7735 0.0445 -5.750 0.0279 0.01167 0.00584 -0.1511 0.7630 0.0495 -5.500 0.0613 0.01128 0.00542 -0.1533 0.7517 0.0547 -5.250 0.0940 0.01100 0.00510 -0.1551 0.7408 0.0604 -5.000 0.1265 0.01072 0.00479 -0.1569 0.7295 0.0683 -4.750 0.1591 0.01046 0.00452 -0.1586 0.7174 0.0793 -4.500 0.1917 0.01021 0.00427 -0.1603 0.7053 0.0937 -4.250 0.2264 0.00981 0.00393 -0.1628 0.6925 0.1302 -3.500 0.3419 0.00776 0.00261 -0.1736 0.6522 0.4455 -3.250 0.3711 0.00784 0.00262 -0.1740 0.6399 0.4532 -3.000 0.3998 0.00794 0.00266 -0.1743 0.6277 0.4601 -2.750 0.4283 0.00807 0.00269 -0.1745 0.6157 0.4652 -2.500 0.4574 0.00815 0.00276 -0.1749 0.6051 0.4715 -2.250 0.4856 0.00830 0.00285 -0.1751 0.5950 0.4767 -2.000 0.5142 0.00846 0.00296 -0.1753 0.5857 0.4844 -1.750 0.5417 0.00874 0.00322 -0.1752 0.5773 0.4924 -1.500 0.5702 0.00888 0.00332 -0.1754 0.5692 0.4952 -1.250 0.5985 0.00899 0.00335 -0.1756 0.5616 0.4962 -1.000 0.6275 0.00905 0.00337 -0.1760 0.5547 0.4968 -0.750 0.6556 0.00913 0.00339 -0.1763 0.5479 0.4979 -0.500 0.6847 0.00915 0.00339 -0.1767 0.5424 0.4994 -0.250 0.7134 0.00920 0.00343 -0.1770 0.5369 0.5007 0.000 0.7412 0.00931 0.00350 -0.1771 0.5312 0.5019 0.250 0.7697 0.00938 0.00356 -0.1774 0.5266 0.5031 0.500 0.7983 0.00945 0.00362 -0.1777 0.5220 0.5043 0.750 0.8261 0.00955 0.00370 -0.1778 0.5174 0.5056 1.000 0.8531 0.00969 0.00380 -0.1778 0.5125 0.5069 1.250 0.8818 0.00975 0.00386 -0.1781 0.5091 0.5082 1.500 0.9100 0.00983 0.00394 -0.1783 0.5052 0.5095 1.750 0.9374 0.00993 0.00402 -0.1784 0.5012 0.5108 2.000 0.9640 0.01008 0.00413 -0.1783 0.4972 0.5119 2.250 0.9914 0.01020 0.00423 -0.1784 0.4939 0.5129 2.500 1.0195 0.01025 0.00430 -0.1786 0.4912 0.5143 2.750 1.0472 0.01030 0.00439 -0.1788 0.4882 0.5162 3.000 1.0738 0.01041 0.00450 -0.1787 0.4844 0.5178 3.250 1.0986 0.01059 0.00465 -0.1782 0.4791 0.5193 3.500 1.1253 0.01066 0.00475 -0.1782 0.4749 0.5207 3.750 1.1504 0.01076 0.00486 -0.1777 0.4706 0.5223 4.000 1.1736 0.01089 0.00499 -0.1769 0.4668 0.5239 4.250 1.1956 0.01108 0.00516 -0.1759 0.4625 0.5255 4.500 1.2205 0.01118 0.00529 -0.1755 0.4589 0.5270 4.750 1.2416 0.01140 0.00543 -0.1743 0.4460 0.5283 5.000 1.2667 0.01154 0.00557 -0.1740 0.4367 0.5293 5.250 1.2891 0.01180 0.00577 -0.1732 0.4278 0.5309 5.500 1.3150 0.01192 0.00592 -0.1730 0.4196 0.5329 5.750 1.3375 0.01218 0.00615 -0.1722 0.4104 0.5346 6.000 1.3617 0.01238 0.00636 -0.1717 0.4012 0.5361 6.250 1.3839 0.01266 0.00662 -0.1709 0.3921 0.5376 6.500 1.4046 0.01301 0.00691 -0.1698 0.3780 0.5391 6.750 1.4244 0.01341 0.00724 -0.1686 0.3586 0.5407 7.000 1.4377 0.01413 0.00777 -0.1663 0.3242 0.5421 7.250 1.4401 0.01540 0.00873 -0.1622 0.2721 0.5434 7.500 1.4435 0.01666 0.00975 -0.1584 0.2311 0.5445 7.750 1.4528 0.01762 0.01057 -0.1557 0.2069 0.5456 8.000 1.4654 0.01842 0.01129 -0.1535 0.1902 0.5467 8.250 1.4786 0.01918 0.01201 -0.1515 0.1758 0.5490 8.500 1.4916 0.01998 0.01276 -0.1495 0.1624 0.5508 8.750 1.5012 0.02097 0.01369 -0.1471 0.1468 0.5522 9.000 1.5099 0.02206 0.01470 -0.1447 0.1314 0.5536 9.250 1.5204 0.02305 0.01566 -0.1426 0.1206 0.5550 9.500 1.5304 0.02412 0.01669 -0.1405 0.1113 0.5564 9.750 1.5399 0.02525 0.01779 -0.1384 0.1019 0.5578 10.000 1.5503 0.02636 0.01890 -0.1366 0.0946 0.5592 10.250 1.5576 0.02771 0.02021 -0.1344 0.0865 0.5605 10.500 1.5649 0.02912 0.02161 -0.1324 0.0783 0.5616 10.750 1.5725 0.03056 0.02304 -0.1306 0.0718 0.5626 11.000 1.5776 0.03227 0.02473 -0.1286 0.0646 0.5637 11.250 1.5845 0.03391 0.02638 -0.1270 0.0583 0.5659 11.500 1.5886 0.03583 0.02831 -0.1253 0.0522 0.5676 11.750 1.5906 0.03800 0.03048 -0.1235 0.0453 0.5691 12.000 1.5911 0.04039 0.03287 -0.1217 0.0379 0.5704 12.250 1.5802 0.04393 0.03638 -0.1193 0.0249 0.5715 12.500 1.5621 0.04833 0.04075 -0.1168 0.0094 0.5724 12.750 1.5632 0.05096 0.04342 -0.1157 0.0073 0.5737 13.000 1.5646 0.05363 0.04614 -0.1147 0.0042 0.5749 13.250 1.5682 0.05608 0.04865 -0.1139 0.0040 0.5762 13.500 1.5707 0.05869 0.05131 -0.1131 0.0036 0.5774 13.750 1.5741 0.06123 0.05391 -0.1124 0.0033 0.5785 14.000 1.5783 0.06372 0.05646 -0.1118 0.0031 0.5795 14.250 1.5817 0.06634 0.05913 -0.1113 0.0030 0.5807 14.500 1.5851 0.06900 0.06187 -0.1109 0.0028 0.5828 14.750 1.5876 0.07173 0.06467 -0.1105 0.0025 0.5846 15.000 1.5890 0.07463 0.06764 -0.1101 0.0023 0.5861 15.250 1.5910 0.07747 0.07055 -0.1098 0.0021 0.5876 15.500 1.5944 0.08015 0.07329 -0.1095 0.0019 0.5891 16.000 1.5927 0.08660 0.07987 -0.1090 0.0004 0.5917 16.250 1.5930 0.08968 0.08302 -0.1089 0.0003 0.5931