UNIVERSITY OF ILLINOIS UI-1720 AIRFOIL (ui1720-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5
| Details | Polar file |
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Airfoil: UNIVERSITY OF ILLINOIS UI-1720 AIRFOIL (ui1720-il) Reynolds number: 1,000,000 Max Cl/Cd: 117.89 at α=14.5° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-ui1720-il-1000000-n5.txt Download as CSV file: xf-ui1720-il-1000000-n5.csv |
XFOIL Version 6.96
Calculated polar for: UNIVERSITY OF ILLINOIS UI-1720 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
------ -------- --------- --------- -------- -------- --------
-14.500 -0.6248 0.11424 0.11016 -0.0170 0.3901 0.0122
-14.250 -0.6298 0.10924 0.10512 -0.0197 0.3786 0.0125
-13.750 -1.0585 0.02967 0.02628 -0.0794 1.0004 0.0105
-13.500 -1.0433 0.02708 0.02353 -0.0808 1.0004 0.0107
-13.250 -1.0245 0.02529 0.02161 -0.0813 1.0004 0.0110
-13.000 -1.0039 0.02386 0.02007 -0.0815 1.0004 0.0112
-12.750 -0.9833 0.02228 0.01837 -0.0818 1.0004 0.0116
-12.250 -0.8442 0.02010 0.01455 -0.1020 0.4941 0.0130
-12.000 -0.8204 0.01952 0.01371 -0.1017 0.4304 0.0134
-11.750 -0.7959 0.01890 0.01289 -0.1014 0.3864 0.0138
-11.500 -0.7711 0.01822 0.01204 -0.1012 0.3536 0.0144
-11.250 -0.7457 0.01764 0.01131 -0.1010 0.3296 0.0151
-11.000 -0.7197 0.01713 0.01067 -0.1007 0.3112 0.0157
-10.750 -0.6934 0.01666 0.01009 -0.1004 0.2980 0.0164
-10.500 -0.6672 0.01611 0.00945 -0.1002 0.2884 0.0173
-10.250 -0.6406 0.01567 0.00891 -0.0999 0.2801 0.0182
-10.000 -0.6136 0.01527 0.00843 -0.0996 0.2738 0.0192
-9.750 -0.5868 0.01481 0.00791 -0.0993 0.2692 0.0205
-9.500 -0.5596 0.01445 0.00747 -0.0990 0.2646 0.0220
-9.000 -0.5051 0.01373 0.00663 -0.0983 0.2575 0.0255
-8.750 -0.4776 0.01339 0.00625 -0.0980 0.2553 0.0277
-8.500 -0.4500 0.01310 0.00592 -0.0977 0.2530 0.0299
-8.000 -0.3945 0.01264 0.00540 -0.0970 0.2487 0.0355
-7.750 -0.3665 0.01247 0.00520 -0.0966 0.2465 0.0379
-7.500 -0.3385 0.01234 0.00502 -0.0963 0.2442 0.0401
-7.250 -0.3103 0.01221 0.00486 -0.0959 0.2429 0.0420
-7.000 -0.2820 0.01210 0.00472 -0.0956 0.2423 0.0439
-6.750 -0.2537 0.01199 0.00456 -0.0952 0.2415 0.0453
-6.500 -0.2254 0.01186 0.00440 -0.0949 0.2408 0.0465
-6.250 -0.1971 0.01176 0.00428 -0.0945 0.2399 0.0478
-6.000 -0.1687 0.01167 0.00416 -0.0942 0.2391 0.0492
-5.750 -0.1403 0.01161 0.00405 -0.0938 0.2383 0.0505
-5.500 -0.1120 0.01150 0.00391 -0.0935 0.2375 0.0517
-5.250 -0.0837 0.01141 0.00380 -0.0931 0.2367 0.0529
-5.000 -0.0553 0.01133 0.00370 -0.0928 0.2359 0.0540
-4.750 -0.0269 0.01127 0.00360 -0.0925 0.2352 0.0551
-4.500 0.0015 0.01121 0.00349 -0.0921 0.2345 0.0560
-4.250 0.0299 0.01114 0.00338 -0.0918 0.2338 0.0567
-4.000 0.0582 0.01102 0.00325 -0.0915 0.2331 0.0580
-3.750 0.0865 0.01095 0.00316 -0.0911 0.2324 0.0590
-3.500 0.1149 0.01090 0.00308 -0.0908 0.2317 0.0599
-3.250 0.1433 0.01086 0.00301 -0.0905 0.2311 0.0609
-3.000 0.1716 0.01083 0.00295 -0.0901 0.2303 0.0617
-2.750 0.1999 0.01081 0.00290 -0.0898 0.2295 0.0624
-2.500 0.2281 0.01079 0.00286 -0.0894 0.2287 0.0632
-2.250 0.2565 0.01074 0.00280 -0.0891 0.2283 0.0647
-2.000 0.2849 0.01070 0.00276 -0.0888 0.2281 0.0660
-1.750 0.3133 0.01067 0.00273 -0.0885 0.2280 0.0673
-1.500 0.3417 0.01066 0.00270 -0.0882 0.2278 0.0687
-1.250 0.3702 0.01066 0.00268 -0.0879 0.2276 0.0699
-1.000 0.3985 0.01064 0.00267 -0.0876 0.2274 0.0722
-0.750 0.4269 0.01063 0.00267 -0.0873 0.2272 0.0747
-0.500 0.4552 0.01064 0.00268 -0.0870 0.2270 0.0774
-0.250 0.4836 0.01064 0.00270 -0.0867 0.2267 0.0820
0.250 0.5401 0.01066 0.00275 -0.0861 0.2263 0.0945
0.500 0.5683 0.01067 0.00279 -0.0858 0.2260 0.1042
0.750 0.5965 0.01069 0.00284 -0.0855 0.2258 0.1160
1.000 0.6247 0.01070 0.00290 -0.0852 0.2255 0.1310
1.250 0.6528 0.01071 0.00296 -0.0850 0.2253 0.1501
1.500 0.6809 0.01071 0.00304 -0.0847 0.2251 0.1765
1.750 0.7090 0.01072 0.00313 -0.0844 0.2248 0.2059
2.000 0.7370 0.01074 0.00322 -0.0842 0.2246 0.2365
2.250 0.7650 0.01075 0.00332 -0.0839 0.2243 0.2692
2.500 0.7929 0.01077 0.00343 -0.0837 0.2241 0.3059
2.750 0.8207 0.01078 0.00355 -0.0834 0.2239 0.3531
3.000 0.8485 0.01077 0.00369 -0.0832 0.2237 0.4129
3.250 0.8761 0.01071 0.00384 -0.0830 0.2235 0.5020
3.500 0.9033 0.01062 0.00402 -0.0827 0.2233 0.6103
3.750 0.9299 0.01050 0.00419 -0.0822 0.2231 0.7276
4.250 0.9842 0.01027 0.00447 -0.0812 0.2227 0.9996
4.500 1.0119 0.01042 0.00461 -0.0809 0.2225 0.9996
4.750 1.0395 0.01058 0.00476 -0.0806 0.2223 0.9996
5.000 1.0670 0.01074 0.00491 -0.0803 0.2221 0.9996
5.250 1.0944 0.01091 0.00507 -0.0800 0.2220 0.9996
5.500 1.1218 0.01108 0.00524 -0.0797 0.2218 0.9996
5.750 1.1491 0.01126 0.00542 -0.0794 0.2216 0.9996
6.000 1.1764 0.01144 0.00560 -0.0791 0.2215 0.9996
6.250 1.2035 0.01162 0.00579 -0.0788 0.2213 0.9996
6.500 1.2306 0.01181 0.00598 -0.0785 0.2211 0.9996
6.750 1.2576 0.01200 0.00618 -0.0781 0.2210 0.9996
7.000 1.2845 0.01220 0.00639 -0.0778 0.2208 0.9996
7.250 1.3113 0.01240 0.00661 -0.0775 0.2206 0.9996
7.500 1.3381 0.01261 0.00683 -0.0772 0.2205 0.9996
7.750 1.3647 0.01282 0.00705 -0.0768 0.2203 0.9996
8.000 1.3914 0.01300 0.00726 -0.0765 0.2200 0.9996
8.250 1.4180 0.01318 0.00744 -0.0762 0.2196 0.9996
8.500 1.4446 0.01335 0.00763 -0.0758 0.2191 0.9996
8.750 1.4709 0.01355 0.00785 -0.0755 0.2188 0.9996
9.000 1.4970 0.01378 0.00810 -0.0751 0.2185 0.9996
9.250 1.5230 0.01401 0.00836 -0.0748 0.2183 0.9996
9.500 1.5489 0.01424 0.00862 -0.0744 0.2179 0.9996
9.750 1.5746 0.01448 0.00888 -0.0740 0.2175 0.9996
10.000 1.6001 0.01475 0.00918 -0.0736 0.2171 0.9996
10.250 1.6254 0.01503 0.00949 -0.0731 0.2167 0.9996
10.500 1.6503 0.01535 0.00984 -0.0727 0.2161 0.9996
10.750 1.6748 0.01576 0.01028 -0.0722 0.2153 0.9996
11.000 1.6995 0.01607 0.01064 -0.0717 0.2147 0.9996
11.250 1.7251 0.01619 0.01081 -0.0713 0.2144 0.9996
11.500 1.7506 0.01631 0.01099 -0.0709 0.2140 0.9996
11.750 1.7760 0.01643 0.01116 -0.0705 0.2135 0.9996
12.000 1.8014 0.01652 0.01131 -0.0702 0.2128 0.9996
12.250 1.8266 0.01664 0.01148 -0.0698 0.2119 0.9996
12.500 1.8515 0.01677 0.01167 -0.0693 0.2110 0.9996
12.750 1.8769 0.01682 0.01177 -0.0690 0.2095 0.9996
13.000 1.9029 0.01677 0.01174 -0.0687 0.2074 0.9996
13.250 1.9284 0.01676 0.01175 -0.0683 0.2053 0.9996
13.500 1.9526 0.01687 0.01186 -0.0678 0.2029 0.9996
13.750 1.9774 0.01700 0.01206 -0.0674 0.2008 0.9996
14.000 2.0021 0.01713 0.01227 -0.0670 0.1977 0.9996
14.250 2.0270 0.01720 0.01236 -0.0667 0.1922 0.9996
14.500 2.0501 0.01739 0.01246 -0.0662 0.1774 0.9996
14.750 2.0566 0.01895 0.01382 -0.0638 0.1526 0.9996
15.000 2.0654 0.02020 0.01506 -0.0615 0.1416 0.9996
15.250 2.0709 0.02158 0.01645 -0.0590 0.1306 0.9996
15.500 2.0674 0.02322 0.01807 -0.0552 0.1192 0.9996
15.750 2.0563 0.02525 0.02011 -0.0509 0.1079 0.9996
16.000 2.0383 0.02792 0.02281 -0.0469 0.0978 0.9996
16.250 2.0162 0.03151 0.02649 -0.0446 0.0905 0.9996
16.500 1.9882 0.03702 0.03215 -0.0452 0.0866 0.9996
16.750 1.9460 0.04677 0.04219 -0.0505 0.0872 0.9996
17.000 1.8793 0.06055 0.05641 -0.0567 0.0944 0.9996
17.250 1.8043 0.07395 0.07017 -0.0610 0.1040 0.9996
17.500 1.7263 0.08749 0.08402 -0.0655 0.1112 0.9996
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