XFOIL Version 6.96 Calculated polar for: EPPLER 864 STRUT AIRFOIL 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 -1.0234 0.10557 0.10143 -0.0096 1.0000 0.2548 -19.500 -1.0901 0.09557 0.09126 -0.0100 1.0000 0.2644 -19.250 -1.0545 0.09647 0.09224 -0.0110 1.0000 0.2655 -19.000 -1.0209 0.09714 0.09298 -0.0120 1.0000 0.2666 -18.750 -0.9906 0.09775 0.09361 -0.0132 0.9337 0.2680 -18.500 -1.0627 0.08794 0.08357 -0.0122 0.9049 0.2780 -18.250 -1.0374 0.08912 0.08437 -0.0106 0.7924 0.2790 -18.000 -1.0049 0.08988 0.08490 -0.0112 0.7336 0.2800 -17.750 -1.0839 0.07911 0.07395 -0.0107 0.7325 0.2905 -17.500 -1.0463 0.08023 0.07494 -0.0116 0.6951 0.2916 -17.250 -1.0110 0.08104 0.07567 -0.0126 0.6687 0.2927 -17.000 -0.9780 0.08159 0.07617 -0.0136 0.6480 0.2938 -16.750 -1.0599 0.07090 0.06532 -0.0126 0.6489 0.3046 -16.500 -1.0226 0.07186 0.06621 -0.0136 0.6301 0.3056 -16.250 -0.9889 0.07243 0.06677 -0.0146 0.6151 0.3067 -16.000 -1.0841 0.06089 0.05504 -0.0130 0.6175 0.3177 -15.750 -1.0456 0.06188 0.05599 -0.0141 0.6028 0.3189 -15.500 -1.0091 0.06266 0.05679 -0.0151 0.5918 0.3199 -15.250 -0.9783 0.06292 0.05700 -0.0160 0.5810 0.3213 -15.000 -1.0823 0.05118 0.04505 -0.0137 0.5835 0.3320 -14.750 -1.0457 0.05191 0.04579 -0.0147 0.5743 0.3333 -14.500 -1.0157 0.05205 0.04594 -0.0156 0.5669 0.3347 -14.250 -0.9904 0.05178 0.04564 -0.0164 0.5596 0.3365 -14.000 -1.1003 0.04066 0.03424 -0.0129 0.5614 0.3456 -13.750 -1.0627 0.04134 0.03490 -0.0139 0.5529 0.3472 -13.500 -1.0351 0.04124 0.03484 -0.0147 0.5480 0.3488 -13.250 -1.0124 0.04078 0.03438 -0.0154 0.5431 0.3506 -13.000 -1.0008 0.03950 0.03307 -0.0156 0.5386 0.3531 -12.750 -1.0206 0.03610 0.02954 -0.0143 0.5356 0.3570 -12.500 -1.0603 0.03187 0.02510 -0.0115 0.5333 0.3607 -12.250 -1.0287 0.03197 0.02518 -0.0124 0.5269 0.3625 -12.000 -1.0049 0.03162 0.02487 -0.0130 0.5239 0.3641 -11.750 -0.9835 0.03117 0.02443 -0.0134 0.5207 0.3658 -11.500 -0.9681 0.03041 0.02364 -0.0134 0.5175 0.3678 -11.250 -0.9617 0.02923 0.02240 -0.0126 0.5145 0.3701 -11.000 -0.9653 0.02767 0.02073 -0.0110 0.5120 0.3726 -10.750 -0.9762 0.02606 0.01897 -0.0082 0.5095 0.3746 -10.500 -0.9607 0.02539 0.01822 -0.0078 0.5061 0.3765 -10.250 -0.9334 0.02523 0.01807 -0.0085 0.5024 0.3782 -10.000 -0.9083 0.02502 0.01789 -0.0089 0.5006 0.3797 -9.750 -0.8855 0.02475 0.01763 -0.0091 0.4985 0.3811 -9.500 -0.8661 0.02440 0.01727 -0.0089 0.4963 0.3827 -9.250 -0.8495 0.02398 0.01683 -0.0083 0.4940 0.3845 -9.000 -0.8368 0.02348 0.01628 -0.0072 0.4918 0.3862 -8.750 -0.8266 0.02295 0.01567 -0.0057 0.4895 0.3879 -8.500 -0.8185 0.02244 0.01507 -0.0037 0.4874 0.3895 -8.250 -0.8130 0.02200 0.01452 -0.0011 0.4852 0.3907 -8.000 -0.7928 0.02162 0.01409 -0.0007 0.4826 0.3924 -7.750 -0.7641 0.02146 0.01393 -0.0015 0.4800 0.3941 -7.500 -0.7379 0.02129 0.01379 -0.0018 0.4788 0.3954 -7.250 -0.7132 0.02115 0.01367 -0.0019 0.4774 0.3966 -7.000 -0.6909 0.02104 0.01357 -0.0015 0.4758 0.3980 -6.750 -0.6723 0.02094 0.01348 -0.0005 0.4742 0.3994 -6.500 -0.6571 0.02086 0.01338 0.0012 0.4726 0.4008 -6.250 -0.6421 0.02077 0.01326 0.0029 0.4711 0.4022 -6.000 -0.6234 0.02064 0.01308 0.0040 0.4694 0.4036 -5.750 -0.6043 0.02052 0.01291 0.0049 0.4678 0.4049 -5.500 -0.5853 0.02042 0.01275 0.0059 0.4661 0.4062 -5.250 -0.5654 0.02038 0.01263 0.0068 0.4643 0.4073 -5.000 -0.5439 0.02039 0.01258 0.0075 0.4625 0.4081 -4.750 -0.5155 0.02004 0.01220 0.0066 0.4603 0.4102 -4.500 -0.4873 0.01996 0.01214 0.0060 0.4586 0.4116 -4.250 -0.4595 0.01985 0.01207 0.0055 0.4577 0.4128 -4.000 -0.4320 0.01979 0.01203 0.0052 0.4567 0.4140 -3.750 -0.4049 0.01976 0.01202 0.0048 0.4555 0.4153 -3.500 -0.3783 0.01973 0.01200 0.0046 0.4541 0.4167 -3.250 -0.3519 0.01969 0.01197 0.0044 0.4526 0.4180 -3.000 -0.3256 0.01964 0.01190 0.0042 0.4510 0.4194 -2.750 -0.2995 0.01958 0.01182 0.0041 0.4495 0.4207 -2.500 -0.2732 0.01952 0.01174 0.0039 0.4482 0.4219 -2.250 -0.2470 0.01948 0.01166 0.0037 0.4469 0.4231 -2.000 -0.2208 0.01947 0.01160 0.0036 0.4456 0.4242 -1.750 -0.1943 0.01949 0.01158 0.0034 0.4443 0.4252 -1.500 -0.1675 0.01955 0.01159 0.0031 0.4429 0.4260 -1.250 -0.1393 0.01933 0.01135 0.0025 0.4411 0.4280 -1.000 -0.1107 0.01943 0.01146 0.0017 0.4389 0.4295 -0.750 -0.0827 0.01933 0.01139 0.0012 0.4381 0.4308 -0.500 -0.0549 0.01929 0.01139 0.0008 0.4372 0.4321 -0.250 -0.0272 0.01929 0.01143 0.0004 0.4362 0.4334 0.000 0.0004 0.01930 0.01148 0.0000 0.4350 0.4347 0.250 0.0278 0.01932 0.01151 -0.0003 0.4338 0.4361 0.500 0.0551 0.01933 0.01153 -0.0007 0.4324 0.4375 0.750 0.0825 0.01931 0.01151 -0.0010 0.4309 0.4388 1.000 0.1099 0.01929 0.01148 -0.0014 0.4293 0.4401 1.250 0.1375 0.01926 0.01143 -0.0018 0.4278 0.4413 1.500 0.1652 0.01926 0.01140 -0.0022 0.4264 0.4425 1.750 0.1930 0.01927 0.01137 -0.0026 0.4249 0.4437 2.000 0.2209 0.01934 0.01140 -0.0030 0.4233 0.4447 2.250 0.2497 0.01955 0.01155 -0.0037 0.4212 0.4456 2.500 0.2765 0.01949 0.01153 -0.0041 0.4196 0.4478 2.750 0.3019 0.01938 0.01148 -0.0042 0.4186 0.4494 3.000 0.3271 0.01936 0.01151 -0.0042 0.4174 0.4509 3.250 0.3524 0.01939 0.01159 -0.0042 0.4162 0.4523 3.500 0.3777 0.01944 0.01167 -0.0042 0.4149 0.4536 3.750 0.4030 0.01949 0.01176 -0.0042 0.4136 0.4552 4.000 0.4283 0.01955 0.01185 -0.0042 0.4122 0.4568 4.250 0.4538 0.01960 0.01190 -0.0042 0.4108 0.4584 4.500 0.4795 0.01962 0.01192 -0.0043 0.4094 0.4599 4.750 0.5055 0.01964 0.01193 -0.0044 0.4081 0.4613 5.000 0.5318 0.01969 0.01195 -0.0046 0.4068 0.4627 5.250 0.5585 0.01979 0.01203 -0.0049 0.4055 0.4639 5.500 0.5868 0.02001 0.01221 -0.0056 0.4039 0.4650 5.750 0.6138 0.02034 0.01253 -0.0060 0.4022 0.4660 6.000 0.6308 0.02028 0.01255 -0.0047 0.4013 0.4684 6.250 0.6457 0.02031 0.01267 -0.0030 0.4000 0.4705 6.500 0.6548 0.02036 0.01279 -0.0002 0.3986 0.4723 6.750 0.6666 0.02048 0.01297 0.0020 0.3971 0.4741 7.000 0.6834 0.02068 0.01321 0.0032 0.3957 0.4759 7.250 0.7024 0.02088 0.01344 0.0040 0.3941 0.4777 7.500 0.7229 0.02104 0.01361 0.0045 0.3925 0.4795 7.750 0.7454 0.02116 0.01372 0.0048 0.3909 0.4814 8.000 0.7687 0.02130 0.01385 0.0048 0.3894 0.4832 8.250 0.7937 0.02151 0.01403 0.0046 0.3878 0.4849 8.500 0.8231 0.02181 0.01429 0.0036 0.3858 0.4865 8.750 0.8288 0.02235 0.01491 0.0059 0.3845 0.4876 9.000 0.8369 0.02284 0.01551 0.0077 0.3828 0.4906 9.250 0.8475 0.02339 0.01614 0.0090 0.3809 0.4932 9.500 0.8610 0.02391 0.01673 0.0098 0.3791 0.4957 9.750 0.8774 0.02437 0.01724 0.0103 0.3772 0.4982 10.000 0.8962 0.02478 0.01767 0.0105 0.3754 0.5009 10.250 0.9160 0.02517 0.01806 0.0105 0.3737 0.5036 10.500 0.9395 0.02549 0.01835 0.0101 0.3720 0.5064 10.750 0.9667 0.02577 0.01860 0.0095 0.3701 0.5087 11.000 0.9617 0.02733 0.02028 0.0114 0.3683 0.5102 11.250 0.9612 0.02881 0.02189 0.0127 0.3660 0.5137 11.500 0.9663 0.03013 0.02330 0.0134 0.3636 0.5172 11.750 0.9785 0.03111 0.02434 0.0136 0.3614 0.5207 12.000 0.9931 0.03200 0.02526 0.0135 0.3592 0.5243 12.250 1.0148 0.03246 0.02570 0.0130 0.3572 0.5281 12.500 1.0381 0.03286 0.02608 0.0126 0.3550 0.5318 12.750 1.0067 0.03698 0.03038 0.0145 0.3512 0.5334 13.000 1.0018 0.03950 0.03298 0.0150 0.3479 0.5369 13.250 1.0092 0.04113 0.03469 0.0149 0.3452 0.5422 13.500 1.0294 0.04178 0.03536 0.0143 0.3431 0.5479 13.750 1.0598 0.04162 0.03516 0.0135 0.3412 0.5542 14.000 0.9903 0.04970 0.04348 0.0157 0.3340 0.5549 14.250 0.9955 0.05174 0.04553 0.0154 0.3307 0.5590 14.500 1.0215 0.05192 0.04573 0.0146 0.3287 0.5671 14.750 1.0546 0.05146 0.04528 0.0137 0.3270 0.5758 15.000 0.9686 0.06171 0.05575 0.0157 0.3175 0.5752 15.250 0.9939 0.06199 0.05602 0.0148 0.3155 0.5831 15.500 1.0268 0.06152 0.05555 0.0139 0.3139 0.5933 15.750 0.9538 0.07101 0.06521 0.0152 0.3041 0.5937 16.000 0.9796 0.07121 0.06545 0.0143 0.3020 0.6049 16.250 1.0118 0.07079 0.06502 0.0133 0.3004 0.6171 16.500 0.9526 0.07928 0.07366 0.0140 0.2908 0.6194 16.750 0.9783 0.07947 0.07390 0.0131 0.2886 0.6345 17.000 1.0103 0.07901 0.07347 0.0122 0.2868 0.6523 17.250 0.9603 0.08684 0.08146 0.0124 0.2773 0.6574 17.500 0.9871 0.08689 0.08155 0.0115 0.2749 0.6795 17.750 0.9607 0.09244 0.08724 0.0113 0.2670 0.6928 18.000 0.9757 0.09368 0.08859 0.0106 0.2630 0.7226 18.250 1.0034 0.09346 0.08853 0.0099 0.2604 0.7732 18.500 0.9722 0.09947 0.09479 0.0098 0.2514 0.8080 18.750 0.9834 0.09930 0.09499 0.0122 0.2484 0.9344