XFOIL Version 6.96 Calculated polar for: SIKORSKY GS-1 AIRFOIL 1 1 Reynolds number fixed Mach number fixed xtrf = 1.000 (top) 1.000 (bottom) Mach = 0.000 Re = 0.200 e 6 Ncrit = 9.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -10.000 -0.3047 0.10523 0.10143 -0.0422 1.0000 0.0942 -9.750 -0.3090 0.10323 0.09948 -0.0411 1.0000 0.0961 -9.250 -0.6255 0.03947 0.03460 -0.0865 0.9801 0.0647 -9.000 -0.6041 0.03617 0.03096 -0.0892 0.9727 0.0655 -8.750 -0.5732 0.03324 0.02769 -0.0928 0.9686 0.0667 -8.500 -0.5506 0.03101 0.02510 -0.0938 0.9606 0.0682 -8.250 -0.5186 0.02872 0.02232 -0.0964 0.9558 0.0700 -8.000 -0.4849 0.02656 0.01985 -0.0988 0.9519 0.0715 -7.750 -0.4576 0.02544 0.01872 -0.0992 0.9442 0.0732 -7.500 -0.4197 0.02431 0.01747 -0.1016 0.9404 0.0755 -7.250 -0.3783 0.02315 0.01606 -0.1046 0.9379 0.0786 -7.000 -0.3527 0.02205 0.01485 -0.1045 0.9293 0.0813 -6.750 -0.3136 0.02124 0.01407 -0.1068 0.9253 0.0848 -6.500 -0.2725 0.02034 0.01295 -0.1093 0.9223 0.0892 -6.250 -0.2426 0.01945 0.01212 -0.1098 0.9152 0.0933 -6.000 -0.2089 0.01889 0.01148 -0.1108 0.9087 0.0991 -5.750 -0.1712 0.01805 0.01066 -0.1126 0.9046 0.1054 -5.500 -0.1442 0.01766 0.01017 -0.1122 0.8952 0.1120 -5.250 -0.1111 0.01699 0.00956 -0.1131 0.8888 0.1197 -5.000 -0.0819 0.01650 0.00900 -0.1131 0.8805 0.1284 -4.750 -0.0519 0.01611 0.00860 -0.1132 0.8721 0.1378 -4.500 -0.0234 0.01564 0.00815 -0.1131 0.8634 0.1476 -4.250 0.0053 0.01524 0.00769 -0.1129 0.8542 0.1587 -4.000 0.0329 0.01496 0.00739 -0.1126 0.8445 0.1700 -3.750 0.0614 0.01457 0.00701 -0.1125 0.8353 0.1816 -3.500 0.0876 0.01429 0.00673 -0.1119 0.8247 0.1934 -3.250 0.1171 0.01404 0.00640 -0.1118 0.8158 0.2066 -3.000 0.1425 0.01386 0.00626 -0.1112 0.8044 0.2196 -2.750 0.1712 0.01363 0.00603 -0.1110 0.7957 0.2338 -2.500 0.1968 0.01348 0.00589 -0.1104 0.7843 0.2486 -2.250 0.2241 0.01333 0.00575 -0.1100 0.7748 0.2653 -2.000 0.2509 0.01320 0.00562 -0.1095 0.7646 0.2838 -1.750 0.2775 0.01310 0.00555 -0.1090 0.7545 0.3041 -1.500 0.3050 0.01299 0.00543 -0.1087 0.7452 0.3263 -1.250 0.3310 0.01294 0.00539 -0.1081 0.7349 0.3487 -1.000 0.3588 0.01284 0.00529 -0.1078 0.7263 0.3709 -0.750 0.3841 0.01277 0.00529 -0.1071 0.7158 0.3922 -0.500 0.4121 0.01271 0.00520 -0.1069 0.7076 0.4147 -0.250 0.4372 0.01266 0.00522 -0.1062 0.6971 0.4371 0.000 0.4648 0.01262 0.00517 -0.1059 0.6890 0.4617 0.250 0.4898 0.01253 0.00520 -0.1051 0.6789 0.4872 0.500 0.5167 0.01247 0.00518 -0.1047 0.6708 0.5188 0.750 0.5412 0.01236 0.00524 -0.1039 0.6611 0.5576 1.000 0.5664 0.01220 0.00526 -0.1031 0.6532 0.6176 1.250 0.5853 0.01177 0.00540 -0.1007 0.6439 0.7567 1.500 0.6514 0.01156 0.00536 -0.1077 0.6345 1.0000 1.750 0.6755 0.01171 0.00542 -0.1069 0.6251 1.0000 2.000 0.7015 0.01190 0.00547 -0.1064 0.6172 1.0000 2.250 0.7255 0.01206 0.00559 -0.1055 0.6079 1.0000 2.500 0.7521 0.01226 0.00565 -0.1051 0.6004 1.0000 2.750 0.7757 0.01243 0.00581 -0.1042 0.5910 1.0000 3.000 0.8028 0.01264 0.00588 -0.1038 0.5837 1.0000 3.250 0.8260 0.01281 0.00607 -0.1028 0.5743 1.0000 3.500 0.8526 0.01301 0.00616 -0.1024 0.5668 1.0000 3.750 0.8764 0.01320 0.00638 -0.1015 0.5580 1.0000 4.000 0.9024 0.01340 0.00650 -0.1010 0.5503 1.0000 4.250 0.9267 0.01362 0.00672 -0.1003 0.5420 1.0000 4.500 0.9520 0.01381 0.00687 -0.0996 0.5340 1.0000 4.750 0.9770 0.01406 0.00710 -0.0990 0.5263 1.0000 5.000 1.0015 0.01426 0.00730 -0.0983 0.5181 1.0000 5.250 1.0271 0.01451 0.00751 -0.0977 0.5106 1.0000 5.500 1.0507 0.01473 0.00777 -0.0969 0.5022 1.0000 5.750 1.0775 0.01502 0.00797 -0.0966 0.4954 1.0000 6.000 1.0993 0.01523 0.00827 -0.0954 0.4862 1.0000 6.250 1.1240 0.01545 0.00841 -0.0947 0.4771 1.0000 6.500 1.1448 0.01561 0.00861 -0.0932 0.4660 1.0000 6.750 1.1671 0.01583 0.00883 -0.0921 0.4559 1.0000 7.000 1.1896 0.01604 0.00899 -0.0910 0.4460 1.0000 7.250 1.2097 0.01628 0.00929 -0.0896 0.4353 1.0000 7.500 1.2316 0.01654 0.00950 -0.0884 0.4254 1.0000 7.750 1.2505 0.01677 0.00978 -0.0868 0.4144 1.0000 8.000 1.2693 0.01703 0.01007 -0.0851 0.4031 1.0000 8.250 1.2882 0.01732 0.01032 -0.0835 0.3921 1.0000 8.500 1.3050 0.01760 0.01066 -0.0815 0.3806 1.0000 8.750 1.3220 0.01793 0.01102 -0.0796 0.3698 1.0000 9.000 1.3379 0.01829 0.01136 -0.0776 0.3590 1.0000 9.250 1.3509 0.01863 0.01177 -0.0750 0.3467 1.0000 9.500 1.3619 0.01901 0.01219 -0.0721 0.3345 1.0000 9.750 1.3713 0.01948 0.01266 -0.0691 0.3215 1.0000 10.000 1.3790 0.02002 0.01322 -0.0659 0.3067 1.0000 10.250 1.3852 0.02068 0.01388 -0.0627 0.2892 1.0000 10.500 1.3880 0.02155 0.01470 -0.0593 0.2676 1.0000 10.750 1.3861 0.02275 0.01580 -0.0556 0.2394 1.0000 11.000 1.3765 0.02455 0.01740 -0.0514 0.2027 1.0000 11.250 1.3618 0.02697 0.01956 -0.0474 0.1609 1.0000 11.500 1.3472 0.02973 0.02209 -0.0441 0.1333 1.0000 11.750 1.3363 0.03248 0.02473 -0.0415 0.1186 1.0000 12.000 1.3308 0.03501 0.02724 -0.0395 0.1095 1.0000 12.250 1.3251 0.03770 0.02993 -0.0379 0.1033 1.0000 12.500 1.3227 0.04023 0.03249 -0.0366 0.0980 1.0000 12.750 1.3153 0.04332 0.03552 -0.0354 0.0939 1.0000 13.000 1.3179 0.04558 0.03789 -0.0346 0.0899 1.0000 13.250 1.3183 0.04811 0.04046 -0.0338 0.0866 1.0000 13.500 1.3159 0.05091 0.04319 -0.0330 0.0834 1.0000 13.750 1.3206 0.05313 0.04550 -0.0324 0.0808 1.0000 14.000 1.3251 0.05538 0.04782 -0.0319 0.0780 1.0000 14.250 1.3289 0.05772 0.05016 -0.0315 0.0754 1.0000 14.500 1.3368 0.05949 0.05185 -0.0305 0.0728 1.0000 14.750 1.3428 0.06173 0.05423 -0.0302 0.0708 1.0000 15.000 1.3492 0.06390 0.05647 -0.0300 0.0685 1.0000 15.250 1.3572 0.06587 0.05843 -0.0296 0.0664 1.0000 15.500 1.3729 0.06688 0.05934 -0.0285 0.0640 1.0000 15.750 1.3770 0.06944 0.06207 -0.0285 0.0625 1.0000 16.000 1.3823 0.07187 0.06462 -0.0285 0.0607 1.0000 16.250 1.3895 0.07406 0.06686 -0.0284 0.0590 1.0000 16.500 1.4018 0.07559 0.06835 -0.0280 0.0573 1.0000 16.750 1.4152 0.07715 0.06994 -0.0274 0.0557 1.0000 17.000 1.4152 0.08033 0.07332 -0.0278 0.0545 1.0000 17.250 1.4179 0.08323 0.07637 -0.0282 0.0532 1.0000 17.500 1.4210 0.08606 0.07929 -0.0287 0.0518 1.0000 17.750 1.4295 0.08816 0.08140 -0.0288 0.0505 1.0000 18.000 1.4481 0.08916 0.08235 -0.0279 0.0490 1.0000 18.250 1.4399 0.09356 0.08701 -0.0293 0.0483 1.0000 18.500 1.4339 0.09781 0.09148 -0.0306 0.0475 1.0000