NACA 66-021 AIRFOIL (n66021-il) Xfoil prediction polar at RE=500,000 Ncrit=5
| Details | Polar file |
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Airfoil: NACA 66-021 AIRFOIL (n66021-il) Reynolds number: 500,000 Max Cl/Cd: 54.12 at α=5° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-n66021-il-500000-n5.txt Download as CSV file: xf-n66021-il-500000-n5.csv |
XFOIL Version 6.96
Calculated polar for: NACA 66-021 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 = 5.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-19.750 -0.9528 0.08661 0.08127 -0.0735 0.8693 0.0149
-19.500 -0.9526 0.08341 0.07795 -0.0746 0.8641 0.0150
-19.250 -0.9524 0.08029 0.07470 -0.0756 0.8589 0.0151
-19.000 -0.9510 0.07737 0.07165 -0.0765 0.8538 0.0152
-18.500 -0.9465 0.07190 0.06595 -0.0778 0.8451 0.0154
-18.250 -0.9428 0.06938 0.06332 -0.0784 0.8407 0.0154
-18.000 -0.9400 0.06686 0.06072 -0.0788 0.8365 0.0155
-17.750 -0.9366 0.06447 0.05823 -0.0791 0.8324 0.0156
-17.500 -0.9327 0.06214 0.05581 -0.0793 0.8290 0.0157
-17.250 -0.9284 0.05988 0.05348 -0.0795 0.8254 0.0158
-17.000 -0.9234 0.05774 0.05127 -0.0796 0.8217 0.0160
-16.750 -0.9166 0.05586 0.04931 -0.0796 0.8180 0.0161
-16.500 -0.9103 0.05396 0.04733 -0.0795 0.8145 0.0164
-16.250 -0.9026 0.05225 0.04553 -0.0794 0.8114 0.0165
-16.000 -0.8957 0.05043 0.04365 -0.0792 0.8083 0.0167
-15.750 -0.8874 0.04881 0.04196 -0.0789 0.8050 0.0168
-15.500 -0.8790 0.04724 0.04032 -0.0786 0.8017 0.0171
-15.250 -0.8698 0.04578 0.03879 -0.0782 0.7985 0.0174
-15.000 -0.8607 0.04436 0.03727 -0.0777 0.7954 0.0176
-14.750 -0.8508 0.04302 0.03585 -0.0772 0.7928 0.0179
-14.500 -0.8404 0.04169 0.03447 -0.0767 0.7905 0.0179
-14.250 -0.8300 0.04040 0.03312 -0.0762 0.7880 0.0182
-14.000 -0.8199 0.03913 0.03179 -0.0756 0.7854 0.0187
-13.750 -0.8090 0.03795 0.03057 -0.0749 0.7829 0.0190
-13.500 -0.7981 0.03680 0.02936 -0.0742 0.7805 0.0193
-13.250 -0.7860 0.03576 0.02827 -0.0736 0.7782 0.0196
-13.000 -0.7724 0.03484 0.02729 -0.0729 0.7760 0.0202
-12.750 -0.7589 0.03392 0.02632 -0.0723 0.7740 0.0207
-12.500 -0.7451 0.03301 0.02537 -0.0717 0.7722 0.0214
-12.250 -0.7306 0.03217 0.02448 -0.0711 0.7703 0.0219
-12.000 -0.7177 0.03124 0.02354 -0.0703 0.7683 0.0225
-11.750 -0.7040 0.03038 0.02266 -0.0695 0.7664 0.0234
-11.500 -0.6894 0.02960 0.02184 -0.0688 0.7645 0.0240
-11.250 -0.6742 0.02887 0.02106 -0.0680 0.7627 0.0249
-11.000 -0.6580 0.02821 0.02035 -0.0674 0.7610 0.0257
-10.750 -0.6439 0.02744 0.01956 -0.0665 0.7593 0.0269
-10.500 -0.6285 0.02677 0.01886 -0.0657 0.7577 0.0280
-10.000 -0.5962 0.02552 0.01755 -0.0642 0.7549 0.0310
-9.750 -0.5797 0.02491 0.01694 -0.0634 0.7535 0.0326
-9.500 -0.5632 0.02432 0.01635 -0.0626 0.7521 0.0352
-9.250 -0.5473 0.02371 0.01574 -0.0617 0.7507 0.0384
-9.000 -0.5314 0.02311 0.01516 -0.0608 0.7493 0.0429
-8.750 -0.5158 0.02251 0.01460 -0.0599 0.7480 0.0501
-8.500 -0.5010 0.02189 0.01403 -0.0588 0.7465 0.0610
-8.250 -0.4888 0.02116 0.01340 -0.0573 0.7451 0.0800
-8.000 -0.4774 0.02042 0.01277 -0.0557 0.7436 0.1025
-7.750 -0.4709 0.01950 0.01206 -0.0535 0.7421 0.1433
-7.500 -0.4631 0.01868 0.01139 -0.0513 0.7408 0.1786
-7.250 -0.4565 0.01784 0.01072 -0.0489 0.7395 0.2157
-7.000 -0.4519 0.01696 0.01001 -0.0462 0.7383 0.2557
-6.750 -0.4516 0.01595 0.00921 -0.0428 0.7371 0.2989
-6.500 -0.4519 0.01495 0.00841 -0.0392 0.7360 0.3387
-6.000 -0.4598 0.01292 0.00674 -0.0305 0.7334 0.4173
-5.750 -0.4693 0.01189 0.00589 -0.0249 0.7320 0.4566
-5.500 -0.4875 0.01080 0.00502 -0.0174 0.7304 0.5030
-5.250 -0.5105 0.01000 0.00445 -0.0084 0.7289 0.5474
-5.000 -0.5275 0.00975 0.00455 0.0003 0.7274 0.6120
-4.750 -0.5118 0.00981 0.00464 0.0026 0.7264 0.6435
-4.500 -0.4905 0.00989 0.00470 0.0036 0.7256 0.6577
-4.250 -0.4703 0.00994 0.00467 0.0049 0.7247 0.6689
-4.000 -0.4420 0.01012 0.00487 0.0047 0.7240 0.6761
-3.750 -0.4182 0.01020 0.00488 0.0052 0.7232 0.6828
-3.500 -0.3917 0.01024 0.00488 0.0052 0.7225 0.6869
-3.250 -0.3618 0.01036 0.00499 0.0046 0.7218 0.6901
-3.000 -0.3329 0.01046 0.00507 0.0042 0.7211 0.6935
-2.750 -0.3053 0.01051 0.00507 0.0039 0.7202 0.6962
-2.500 -0.2787 0.01051 0.00504 0.0038 0.7194 0.6985
-2.250 -0.2528 0.01050 0.00499 0.0038 0.7188 0.7008
-2.000 -0.2261 0.01051 0.00498 0.0036 0.7181 0.7032
-1.750 -0.1966 0.01056 0.00504 0.0030 0.7174 0.7051
-1.500 -0.1677 0.01060 0.00509 0.0025 0.7168 0.7067
-1.250 -0.1392 0.01063 0.00512 0.0020 0.7160 0.7079
-1.000 -0.1112 0.01062 0.00512 0.0016 0.7153 0.7088
-0.750 -0.0834 0.01061 0.00510 0.0012 0.7146 0.7096
-0.500 -0.0556 0.01061 0.00509 0.0008 0.7138 0.7103
-0.250 -0.0278 0.01061 0.00510 0.0004 0.7131 0.7113
0.000 0.0000 0.01062 0.00511 0.0000 0.7122 0.7122
0.250 0.0278 0.01061 0.00510 -0.0004 0.7112 0.7131
0.500 0.0556 0.01061 0.00509 -0.0008 0.7103 0.7138
0.750 0.0834 0.01061 0.00510 -0.0012 0.7096 0.7146
1.000 0.1112 0.01062 0.00512 -0.0016 0.7088 0.7153
1.250 0.1392 0.01063 0.00512 -0.0020 0.7079 0.7160
1.500 0.1677 0.01060 0.00509 -0.0025 0.7067 0.7167
1.750 0.1966 0.01056 0.00504 -0.0030 0.7051 0.7174
2.000 0.2261 0.01051 0.00498 -0.0036 0.7032 0.7181
2.250 0.2528 0.01051 0.00499 -0.0038 0.7009 0.7188
2.500 0.2786 0.01051 0.00503 -0.0038 0.6985 0.7194
2.750 0.3053 0.01051 0.00507 -0.0039 0.6962 0.7202
3.000 0.3329 0.01046 0.00506 -0.0042 0.6935 0.7211
3.250 0.3618 0.01036 0.00499 -0.0046 0.6902 0.7218
3.500 0.3916 0.01024 0.00488 -0.0052 0.6869 0.7225
3.750 0.4183 0.01020 0.00488 -0.0052 0.6829 0.7232
4.000 0.4419 0.01012 0.00486 -0.0047 0.6760 0.7240
4.250 0.4708 0.00992 0.00463 -0.0050 0.6682 0.7247
4.500 0.4906 0.00990 0.00470 -0.0037 0.6580 0.7256
4.750 0.5119 0.00982 0.00464 -0.0026 0.6438 0.7264
5.000 0.5277 0.00975 0.00455 -0.0004 0.6128 0.7274
5.250 0.5129 0.00998 0.00445 0.0079 0.5495 0.7288
5.500 0.4883 0.01078 0.00501 0.0173 0.5039 0.7304
5.750 0.4714 0.01183 0.00585 0.0245 0.4589 0.7319
6.000 0.4601 0.01291 0.00673 0.0304 0.4173 0.7334
6.250 0.4550 0.01392 0.00757 0.0351 0.3790 0.7347
6.500 0.4515 0.01497 0.00842 0.0393 0.3376 0.7360
6.750 0.4503 0.01600 0.00924 0.0430 0.2957 0.7371
7.000 0.4535 0.01691 0.00998 0.0460 0.2579 0.7382
7.250 0.4576 0.01780 0.01069 0.0488 0.2179 0.7395
7.500 0.4624 0.01871 0.01141 0.0514 0.1756 0.7408
7.750 0.4703 0.01953 0.01207 0.0535 0.1411 0.7421
8.000 0.4786 0.02037 0.01274 0.0556 0.1050 0.7436
8.250 0.4877 0.02122 0.01343 0.0575 0.0765 0.7451
8.500 0.5016 0.02186 0.01401 0.0587 0.0615 0.7465
8.750 0.5157 0.02252 0.01460 0.0599 0.0488 0.7479
9.000 0.5314 0.02312 0.01516 0.0608 0.0419 0.7493
9.250 0.5475 0.02370 0.01573 0.0617 0.0376 0.7507
9.500 0.5632 0.02432 0.01634 0.0626 0.0345 0.7521
9.750 0.5802 0.02489 0.01692 0.0633 0.0326 0.7535
10.000 0.5965 0.02551 0.01753 0.0641 0.0306 0.7548
10.500 0.6291 0.02675 0.01883 0.0656 0.0280 0.7577
10.750 0.6444 0.02743 0.01954 0.0664 0.0267 0.7593
11.000 0.6590 0.02816 0.02030 0.0673 0.0255 0.7610
11.250 0.6747 0.02885 0.02104 0.0680 0.0249 0.7627
11.500 0.6901 0.02957 0.02180 0.0687 0.0241 0.7645
11.750 0.7047 0.03035 0.02262 0.0694 0.0232 0.7664
12.000 0.7187 0.03119 0.02348 0.0701 0.0224 0.7684
12.250 0.7319 0.03211 0.02442 0.0709 0.0217 0.7703
12.500 0.7458 0.03298 0.02534 0.0716 0.0214 0.7722
12.750 0.7592 0.03392 0.02631 0.0723 0.0210 0.7740
13.000 0.7729 0.03482 0.02728 0.0729 0.0204 0.7761
13.250 0.7859 0.03579 0.02830 0.0736 0.0197 0.7782
13.500 0.7984 0.03680 0.02936 0.0742 0.0192 0.7805
13.750 0.8106 0.03786 0.03047 0.0748 0.0190 0.7829
14.000 0.8206 0.03910 0.03175 0.0755 0.0186 0.7855
14.250 0.8309 0.04035 0.03306 0.0761 0.0184 0.7880
14.500 0.8416 0.04163 0.03440 0.0766 0.0180 0.7905
14.750 0.8518 0.04296 0.03579 0.0771 0.0178 0.7929
15.000 0.8621 0.04427 0.03718 0.0776 0.0176 0.7956
15.250 0.8707 0.04573 0.03873 0.0781 0.0172 0.7985
15.500 0.8803 0.04715 0.04023 0.0785 0.0171 0.8018
15.750 0.8891 0.04868 0.04183 0.0788 0.0169 0.8052
16.000 0.8964 0.05039 0.04361 0.0791 0.0167 0.8084
16.250 0.9049 0.05206 0.04534 0.0792 0.0166 0.8115
16.500 0.9119 0.05385 0.04720 0.0794 0.0162 0.8148
16.750 0.9197 0.05560 0.04904 0.0795 0.0160 0.8183
17.000 0.9244 0.05767 0.05119 0.0795 0.0160 0.8219
17.250 0.9300 0.05974 0.05334 0.0795 0.0159 0.8257
17.500 0.9349 0.06193 0.05560 0.0792 0.0157 0.8293
17.750 0.9384 0.06430 0.05805 0.0790 0.0157 0.8329
18.000 0.9408 0.06680 0.06064 0.0788 0.0155 0.8369
18.250 0.9446 0.06920 0.06314 0.0784 0.0154 0.8412
18.500 0.9479 0.07174 0.06578 0.0778 0.0154 0.8456
19.000 0.9532 0.07715 0.07144 0.0764 0.0152 0.8546
19.250 0.9541 0.08012 0.07453 0.0756 0.0151 0.8597
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