XFOIL Version 6.96 Calculated polar for: NREL's S812 Airfoil 1 1 Reynolds number fixed Mach number fixed xtrf = 1.000 (top) 1.000 (bottom) Mach = 0.000 Re = 1.000 e 6 Ncrit = 5.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -19.750 -0.9425 0.09490 0.09206 -0.0582 1.0000 0.0041 -19.500 -0.9465 0.09125 0.08831 -0.0592 1.0000 0.0042 -19.250 -0.9562 0.08694 0.08384 -0.0601 1.0000 0.0042 -19.000 -0.9666 0.08267 0.07940 -0.0607 1.0000 0.0042 -18.750 -0.9633 0.08017 0.07683 -0.0612 1.0000 0.0043 -18.500 -0.9687 0.07676 0.07327 -0.0614 1.0000 0.0043 -18.250 -0.9637 0.07458 0.07102 -0.0617 1.0000 0.0044 -18.000 -0.9628 0.07203 0.06834 -0.0617 1.0000 0.0044 -17.750 -0.9574 0.06998 0.06623 -0.0618 1.0000 0.0045 -17.500 -0.9541 0.06782 0.06395 -0.0616 1.0000 0.0045 -17.250 -0.9468 0.06608 0.06216 -0.0615 1.0000 0.0046 -17.000 -0.9400 0.06435 0.06035 -0.0612 1.0000 0.0047 -16.750 -0.9334 0.06264 0.05856 -0.0609 1.0000 0.0048 -16.500 -0.9250 0.06116 0.05701 -0.0605 1.0000 0.0048 -16.250 -0.9050 0.05949 0.05526 -0.0624 0.9989 0.0051 -16.000 -0.8964 0.05799 0.05368 -0.0616 0.9919 0.0051 -15.750 -0.8784 0.05654 0.05216 -0.0629 0.9872 0.0052 -15.500 -0.8556 0.05504 0.05059 -0.0652 0.9802 0.0053 -15.250 -0.8000 0.05269 0.04811 -0.0751 0.9572 0.0054 -15.000 -0.7291 0.05044 0.04508 -0.0885 0.7801 0.0058 -14.750 -0.7196 0.04962 0.04406 -0.0875 0.7434 0.0059 -14.500 -0.7061 0.04871 0.04306 -0.0872 0.7253 0.0062 -14.250 -0.6931 0.04778 0.04203 -0.0869 0.7126 0.0063 -14.000 -0.6788 0.04684 0.04104 -0.0867 0.7026 0.0065 -13.750 -0.6657 0.04593 0.04005 -0.0863 0.6950 0.0066 -13.500 -0.6516 0.04504 0.03910 -0.0860 0.6883 0.0068 -13.000 -0.6236 0.04328 0.03723 -0.0854 0.6776 0.0071 -12.750 -0.6094 0.04239 0.03627 -0.0851 0.6730 0.0073 -12.500 -0.5968 0.04143 0.03526 -0.0846 0.6686 0.0074 -12.250 -0.5822 0.04057 0.03434 -0.0843 0.6649 0.0076 -12.000 -0.5699 0.03956 0.03329 -0.0839 0.6617 0.0079 -11.750 -0.5579 0.03855 0.03225 -0.0834 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0.00768 0.00197 -0.0636 0.5917 0.4866 -1.750 0.0626 0.00768 0.00196 -0.0642 0.5904 0.4953 -1.500 0.0921 0.00768 0.00196 -0.0649 0.5890 0.5012 -1.250 0.1216 0.00769 0.00196 -0.0656 0.5877 0.5042 -1.000 0.1514 0.00768 0.00195 -0.0663 0.5868 0.5062 -0.750 0.1811 0.00768 0.00195 -0.0670 0.5859 0.5080 -0.500 0.2108 0.00769 0.00195 -0.0677 0.5850 0.5097 -0.250 0.2405 0.00769 0.00195 -0.0684 0.5839 0.5115 0.000 0.2701 0.00769 0.00196 -0.0691 0.5829 0.5135 0.250 0.2998 0.00769 0.00198 -0.0697 0.5817 0.5156 0.500 0.3294 0.00770 0.00200 -0.0704 0.5805 0.5177 0.750 0.3589 0.00772 0.00203 -0.0711 0.5792 0.5196 1.000 0.3884 0.00774 0.00205 -0.0717 0.5780 0.5214 1.250 0.4179 0.00776 0.00208 -0.0724 0.5769 0.5231 1.500 0.4473 0.00779 0.00211 -0.0730 0.5758 0.5246 1.750 0.4767 0.00782 0.00216 -0.0736 0.5747 0.5261 2.000 0.5060 0.00786 0.00221 -0.0743 0.5733 0.5279 2.250 0.5355 0.00789 0.00227 -0.0749 0.5722 0.5296 2.500 0.5650 0.00791 0.00233 -0.0756 0.5712 0.5313 2.750 0.5944 0.00793 0.00240 -0.0762 0.5701 0.5331 3.000 0.6237 0.00796 0.00246 -0.0768 0.5685 0.5350 3.250 0.6527 0.00796 0.00250 -0.0773 0.5653 0.5368 3.500 0.6809 0.00798 0.00251 -0.0777 0.5604 0.5383 3.750 0.7091 0.00799 0.00254 -0.0781 0.5544 0.5396 4.000 0.7375 0.00799 0.00258 -0.0785 0.5478 0.5413 4.250 0.7652 0.00802 0.00263 -0.0788 0.5416 0.5429 4.500 0.7935 0.00805 0.00269 -0.0792 0.5336 0.5444 4.750 0.8209 0.00810 0.00276 -0.0794 0.5242 0.5460 5.000 0.8476 0.00818 0.00284 -0.0795 0.5126 0.5475 5.250 0.8735 0.00830 0.00294 -0.0794 0.4943 0.5491 5.500 0.8893 0.00886 0.00322 -0.0775 0.4329 0.5505 5.750 0.8961 0.00988 0.00384 -0.0742 0.3524 0.5518 6.000 0.9095 0.01054 0.00429 -0.0719 0.3062 0.5531 6.250 0.9237 0.01110 0.00470 -0.0699 0.2693 0.5543 6.500 0.9357 0.01166 0.00511 -0.0674 0.2348 0.5558 6.750 0.9416 0.01222 0.00553 -0.0638 0.2018 0.5572 7.000 0.9518 0.01274 0.00597 -0.0610 0.1777 0.5586 7.250 0.9618 0.01331 0.00646 -0.0583 0.1559 0.5599 7.500 0.9707 0.01394 0.00701 -0.0555 0.1337 0.5613 7.750 0.9772 0.01469 0.00765 -0.0525 0.1100 0.5626 8.000 0.9864 0.01537 0.00827 -0.0500 0.0944 0.5640 8.250 0.9945 0.01612 0.00897 -0.0475 0.0796 0.5655 8.500 1.0041 0.01687 0.00968 -0.0453 0.0685 0.5669 8.750 1.0150 0.01762 0.01042 -0.0435 0.0605 0.5680 9.000 1.0248 0.01847 0.01125 -0.0417 0.0535 0.5691 9.250 1.0345 0.01938 0.01216 -0.0400 0.0463 0.5703 9.500 1.0452 0.02031 0.01311 -0.0386 0.0412 0.5719 9.750 1.0539 0.02142 0.01421 -0.0371 0.0351 0.5733 10.000 1.0650 0.02245 0.01526 -0.0360 0.0311 0.5750 10.250 1.0758 0.02354 0.01638 -0.0349 0.0282 0.5766 10.500 1.0881 0.02457 0.01744 -0.0341 0.0261 0.5782 10.750 1.0997 0.02567 0.01857 -0.0332 0.0240 0.5798 11.000 1.1100 0.02688 0.01979 -0.0323 0.0216 0.5812 11.250 1.1220 0.02800 0.02094 -0.0316 0.0197 0.5825 11.500 1.1328 0.02921 0.02218 -0.0308 0.0178 0.5836 12.000 1.1519 0.03187 0.02487 -0.0292 0.0129 0.5864 12.250 1.1616 0.03323 0.02626 -0.0285 0.0107 0.5878 12.500 1.1703 0.03466 0.02773 -0.0278 0.0088 0.5892 12.750 1.1784 0.03618 0.02927 -0.0270 0.0070 0.5905 13.000 1.1883 0.03760 0.03073 -0.0265 0.0064 0.5920 13.250 1.1973 0.03911 0.03229 -0.0259 0.0057 0.5934 13.500 1.2054 0.04072 0.03395 -0.0254 0.0049 0.5950 13.750 1.2152 0.04223 0.03551 -0.0250 0.0047 0.5966 14.000 1.2251 0.04376 0.03710 -0.0246 0.0046 0.5981 14.250 1.2342 0.04539 0.03878 -0.0243 0.0043 0.5992 14.500 1.2433 0.04705 0.04049 -0.0240 0.0042 0.6005 14.750 1.2511 0.04887 0.04238 -0.0238 0.0039 0.6021 15.000 1.2600 0.05060 0.04417 -0.0236 0.0039 0.6037 15.250 1.2673 0.05255 0.04620 -0.0235 0.0037 0.6054 15.500 1.2749 0.05449 0.04820 -0.0234 0.0036 0.6070 15.750 1.2805 0.05669 0.05048 -0.0233 0.0035 0.6087 16.000 1.2860 0.05893 0.05279 -0.0234 0.0033 0.6103 16.250 1.2929 0.06107 0.05501 -0.0235 0.0033 0.6119 16.500 1.2990 0.06335 0.05737 -0.0237 0.0032 0.6135 16.750 1.3055 0.06561 0.05971 -0.0239 0.0032 0.6150 17.000 1.3096 0.06823 0.06242 -0.0243 0.0031 0.6170 17.250 1.3147 0.07073 0.06500 -0.0246 0.0031 0.6190 17.500 1.3178 0.07355 0.06791 -0.0252 0.0030 0.6213 17.750 1.3216 0.07632 0.07078 -0.0257 0.0030 0.6234 18.000 1.3229 0.07949 0.07405 -0.0265 0.0029 0.6254 18.250 1.3246 0.08268 0.07732 -0.0273 0.0028 0.6274 18.500 1.3260 0.08594 0.08068 -0.0282 0.0028 0.6291 19.000 1.3246 0.09327 0.08822 -0.0305 0.0027 0.6329 19.250 1.3225 0.09726 0.09232 -0.0320 0.0027 0.6350