Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-goe280-il-1000000-n5 Airfoil,goe280-il Reynolds number,1000000 Ncrit,5 Mach,0 Max Cl/Cd,87.2506 Max Cl/Cd alpha,4.75 Url,http://airfoiltools.com/polar/csv?polar=xf-goe280-il-1000000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -9.500,-0.3579,0.11169,0.11013,-0.0147,1.0000,0.0034 -9.250,-0.3521,0.10820,0.10665,-0.0162,1.0000,0.0034 -8.750,-0.3415,0.10091,0.09939,-0.0194,1.0000,0.0036 -8.250,-0.3237,0.09455,0.09305,-0.0240,0.9882,0.0040 -7.750,-0.3087,0.08593,0.08442,-0.0303,0.9590,0.0037 -7.500,-0.3022,0.08240,0.08086,-0.0330,0.9455,0.0036 -7.250,-0.2915,0.07842,0.07685,-0.0371,0.9343,0.0036 -6.750,-0.2621,0.06923,0.06758,-0.0475,0.9144,0.0036 -6.500,-0.2429,0.06354,0.06182,-0.0541,0.9055,0.0037 -6.250,-0.2208,0.05835,0.05654,-0.0601,0.8966,0.0039 -6.000,-0.1967,0.05449,0.05260,-0.0644,0.8888,0.0040 -5.750,-0.1714,0.05049,0.04849,-0.0685,0.8810,0.0042 -5.500,-0.1436,0.04575,0.04362,-0.0729,0.8723,0.0045 -5.250,-0.1122,0.03867,0.03629,-0.0781,0.8639,0.0052 -5.000,-0.0787,0.03030,0.02748,-0.0825,0.8545,0.0062 -4.750,-0.0504,0.02772,0.02470,-0.0836,0.8414,0.0067 -4.250,0.0108,0.01864,0.01469,-0.0858,0.8057,0.0092 -4.000,0.0384,0.01776,0.01359,-0.0859,0.7780,0.0103 -3.750,0.0680,0.01492,0.01027,-0.0863,0.7554,0.0127 -3.500,0.0958,0.01496,0.01021,-0.0864,0.7361,0.0134 -3.250,0.1254,0.01270,0.00750,-0.0866,0.7203,0.0176 -3.000,0.1535,0.01279,0.00746,-0.0866,0.6983,0.0182 -2.750,0.1818,0.01217,0.00665,-0.0869,0.6785,0.0191 -2.500,0.2100,0.01232,0.00674,-0.0871,0.6608,0.0197 -2.250,0.2383,0.01229,0.00661,-0.0872,0.6393,0.0204 -2.000,0.2665,0.01211,0.00628,-0.0874,0.6110,0.0211 -1.750,0.2943,0.01201,0.00595,-0.0875,0.5695,0.0221 -1.500,0.3222,0.01173,0.00541,-0.0876,0.5288,0.0226 -1.250,0.3504,0.01136,0.00485,-0.0877,0.5020,0.0229 -1.000,0.3789,0.01101,0.00438,-0.0879,0.4863,0.0232 -0.750,0.4074,0.01066,0.00392,-0.0881,0.4715,0.0235 -0.500,0.4359,0.01031,0.00347,-0.0882,0.4582,0.0235 -0.250,0.4643,0.01004,0.00310,-0.0884,0.4428,0.0237 0.000,0.4927,0.00986,0.00283,-0.0886,0.4236,0.0242 0.250,0.5210,0.00979,0.00267,-0.0888,0.4052,0.0252 0.500,0.5491,0.00983,0.00261,-0.0889,0.3849,0.0262 0.750,0.5772,0.00991,0.00263,-0.0890,0.3669,0.0269 1.000,0.6052,0.01002,0.00267,-0.0892,0.3493,0.0273 1.250,0.6335,0.00990,0.00245,-0.0894,0.3293,0.0285 1.500,0.6615,0.00993,0.00237,-0.0896,0.3079,0.0294 1.750,0.6889,0.01010,0.00239,-0.0897,0.2764,0.0298 2.000,0.7159,0.01036,0.00246,-0.0898,0.2392,0.0302 2.250,0.7433,0.01054,0.00253,-0.0899,0.2145,0.0310 2.500,0.7707,0.01073,0.00261,-0.0900,0.1936,0.0318 2.750,0.7978,0.01097,0.00273,-0.0900,0.1688,0.0317 3.000,0.8250,0.01117,0.00284,-0.0900,0.1511,0.0316 3.250,0.8522,0.01138,0.00296,-0.0901,0.1355,0.0315 3.500,0.8792,0.01161,0.00312,-0.0901,0.1210,0.0316 3.750,0.9064,0.01179,0.00325,-0.0901,0.1138,0.0318 4.000,0.9336,0.01195,0.00338,-0.0902,0.1071,0.0323 4.250,0.9605,0.01217,0.00356,-0.0902,0.0982,0.0339 4.750,1.0060,0.01153,0.00447,-0.0892,0.0397,1.0000 5.000,1.0313,0.01202,0.00487,-0.0889,0.0141,1.0000 5.250,1.0577,0.01231,0.00519,-0.0888,0.0110,1.0000 5.500,1.0842,0.01257,0.00547,-0.0887,0.0095,1.0000 5.750,1.1104,0.01285,0.00577,-0.0886,0.0080,1.0000 6.000,1.1361,0.01322,0.00619,-0.0883,0.0068,1.0000 6.250,1.1620,0.01352,0.00652,-0.0882,0.0063,1.0000 6.500,1.1876,0.01384,0.00686,-0.0880,0.0055,1.0000 6.750,1.2127,0.01422,0.00726,-0.0877,0.0048,1.0000 7.000,1.2372,0.01467,0.00776,-0.0873,0.0044,1.0000 7.250,1.2616,0.01511,0.00827,-0.0869,0.0041,1.0000 7.500,1.2854,0.01560,0.00880,-0.0864,0.0037,1.0000 7.750,1.3090,0.01610,0.00935,-0.0859,0.0034,1.0000 8.000,1.3321,0.01662,0.00991,-0.0854,0.0032,1.0000 8.250,1.3533,0.01736,0.01073,-0.0845,0.0029,1.0000 8.500,1.3756,0.01792,0.01137,-0.0838,0.0027,1.0000 8.750,1.3961,0.01866,0.01219,-0.0828,0.0025,1.0000 9.000,1.4156,0.01946,0.01308,-0.0817,0.0024,1.0000 9.250,1.4342,0.02028,0.01398,-0.0805,0.0022,1.0000 9.500,1.4522,0.02110,0.01487,-0.0792,0.0021,1.0000 9.750,1.4695,0.02190,0.01575,-0.0778,0.0020,1.0000 10.000,1.4858,0.02273,0.01665,-0.0764,0.0019,1.0000 10.250,1.4993,0.02370,0.01770,-0.0744,0.0019,1.0000 10.500,1.5037,0.02519,0.01932,-0.0711,0.0018,1.0000 10.750,1.5029,0.02666,0.02094,-0.0670,0.0017,1.0000 11.000,1.5021,0.02824,0.02263,-0.0632,0.0017,1.0000 11.250,1.4993,0.03016,0.02467,-0.0597,0.0016,1.0000 11.500,1.4932,0.03255,0.02718,-0.0563,0.0016,1.0000 11.750,1.4851,0.03537,0.03012,-0.0534,0.0015,1.0000 12.000,1.4749,0.03869,0.03355,-0.0507,0.0015,1.0000 12.250,1.4690,0.04187,0.03682,-0.0486,0.0014,1.0000 12.500,1.4662,0.04487,0.03992,-0.0470,0.0014,1.0000 12.750,1.4655,0.04776,0.04291,-0.0459,0.0013,1.0000 13.000,1.4645,0.05076,0.04601,-0.0451,0.0012,1.0000 13.250,1.4627,0.05392,0.04929,-0.0446,0.0012,1.0000 13.500,1.4596,0.05736,0.05285,-0.0442,0.0012,1.0000 13.750,1.4552,0.06104,0.05666,-0.0441,0.0012,1.0000 14.000,1.4493,0.06501,0.06075,-0.0443,0.0011,1.0000 14.250,1.4422,0.06929,0.06517,-0.0448,0.0011,1.0000 14.500,1.4343,0.07386,0.06988,-0.0457,0.0011,1.0000 14.750,1.4255,0.07872,0.07488,-0.0471,0.0011,1.0000 15.000,1.4162,0.08386,0.08015,-0.0488,0.0011,1.0000 15.250,1.4063,0.08929,0.08571,-0.0509,0.0011,1.0000 15.500,1.3946,0.09513,0.09169,-0.0531,0.0011,1.0000 15.750,1.3830,0.10112,0.09782,-0.0557,0.0011,1.0000 16.000,1.3710,0.10742,0.10426,-0.0587,0.0010,1.0000 16.250,1.3587,0.11396,0.11093,-0.0619,0.0010,1.0000 16.500,1.3463,0.12070,0.11780,-0.0654,0.0010,1.0000