Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-kc135c-il-50000 Airfoil,kc135c-il Reynolds number,50000 Ncrit,9 Mach,0 Max Cl/Cd,34.1179 Max Cl/Cd alpha,6.75 Url,http://airfoiltools.com/polar/csv?polar=xf-kc135c-il-50000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -9.750,-0.4767,0.11211,0.10517,-0.0131,1.0000,0.2548 -9.500,-0.4615,0.10846,0.10151,-0.0111,1.0000,0.2813 -9.250,-0.4755,0.10679,0.09996,-0.0113,1.0000,0.2993 -9.000,-0.4679,0.10398,0.09720,-0.0093,1.0000,0.3283 -8.750,-0.4380,0.10005,0.09323,-0.0059,1.0000,0.3692 -8.500,-0.4184,0.09687,0.09005,-0.0032,1.0000,0.4103 -8.250,-0.4035,0.09422,0.08743,-0.0004,1.0000,0.4553 -8.000,-0.3905,0.09191,0.08512,0.0024,1.0000,0.5002 -7.750,-0.3568,0.08794,0.08113,0.0043,1.0000,0.5547 -7.500,-0.3448,0.08581,0.07903,0.0068,1.0000,0.6015 -7.250,-0.3188,0.08195,0.07517,0.0074,1.0000,0.6445 -7.000,-0.3004,0.07802,0.07125,0.0069,1.0000,0.6648 -6.500,-0.2914,0.07227,0.06562,0.0069,1.0000,0.6698 -6.000,-0.3689,0.06779,0.06160,0.0068,1.0000,0.5562 -5.750,-0.4319,0.06451,0.05869,0.0070,1.0000,0.4932 -5.500,-0.4841,0.06131,0.05578,0.0080,1.0000,0.4632 -5.250,-0.5311,0.05714,0.05175,0.0069,1.0000,0.4330 -5.000,-0.5645,0.05032,0.04455,-0.0010,1.0000,0.3731 -4.750,-0.5461,0.04443,0.03726,-0.0094,1.0000,0.2696 -4.500,-0.5186,0.04157,0.03342,-0.0099,1.0000,0.2109 -4.250,-0.4955,0.03947,0.03062,-0.0085,1.0000,0.1821 -4.000,-0.4742,0.03747,0.02813,-0.0070,1.0000,0.1669 -3.750,-0.4520,0.03595,0.02600,-0.0052,1.0000,0.1533 -3.500,-0.4292,0.03395,0.02364,-0.0038,1.0000,0.1427 -3.250,-0.4063,0.03254,0.02188,-0.0024,1.0000,0.1360 -3.000,-0.3826,0.03105,0.02011,-0.0011,1.0000,0.1309 -2.750,-0.3591,0.02984,0.01863,0.0001,1.0000,0.1298 -2.500,-0.3353,0.02868,0.01735,0.0011,1.0000,0.1330 -2.250,-0.3108,0.02771,0.01625,0.0023,1.0000,0.1344 -2.000,-0.2869,0.02692,0.01535,0.0036,1.0000,0.1360 -1.750,-0.2642,0.02623,0.01454,0.0047,1.0000,0.1408 -1.500,-0.2460,0.02545,0.01376,0.0061,1.0000,0.1511 -1.250,-0.2282,0.02476,0.01299,0.0076,1.0000,0.1619 -1.000,-0.1008,0.02221,0.01357,-0.0041,1.0000,1.0000 -0.750,-0.1023,0.02208,0.01315,-0.0005,1.0000,1.0000 -0.500,-0.0986,0.02206,0.01284,0.0023,1.0000,1.0000 -0.250,-0.0910,0.02215,0.01261,0.0045,1.0000,1.0000 0.000,-0.0804,0.02233,0.01254,0.0063,1.0000,1.0000 0.250,-0.0677,0.02258,0.01256,0.0077,1.0000,1.0000 0.500,-0.0537,0.02289,0.01266,0.0088,1.0000,1.0000 0.750,-0.0387,0.02325,0.01284,0.0098,1.0000,1.0000 1.000,-0.0231,0.02366,0.01307,0.0107,1.0000,1.0000 1.250,-0.0070,0.02411,0.01338,0.0114,1.0000,1.0000 1.500,0.0093,0.02461,0.01376,0.0120,1.0000,1.0000 1.750,0.0258,0.02515,0.01420,0.0126,1.0000,1.0000 2.000,0.0424,0.02573,0.01470,0.0131,1.0000,1.0000 2.250,0.0763,0.02682,0.01571,0.0100,0.9928,1.0000 2.500,0.1223,0.02818,0.01705,0.0047,0.9780,1.0000 2.750,0.1680,0.02950,0.01838,-0.0003,0.9616,1.0000 3.000,0.2166,0.03082,0.01974,-0.0057,0.9435,1.0000 3.250,0.2618,0.03190,0.02089,-0.0100,0.9221,1.0000 3.500,0.3213,0.03298,0.02211,-0.0162,0.8973,1.0000 3.750,0.3612,0.03363,0.02288,-0.0188,0.8725,1.0000 4.000,0.4065,0.03427,0.02370,-0.0219,0.8488,1.0000 4.250,0.4629,0.03465,0.02435,-0.0263,0.8250,1.0000 4.500,0.5008,0.03495,0.02487,-0.0275,0.7992,1.0000 4.750,0.5496,0.03483,0.02504,-0.0297,0.7718,1.0000 5.000,0.6098,0.03396,0.02460,-0.0326,0.7426,1.0000 5.250,0.6692,0.03233,0.02337,-0.0338,0.7118,1.0000 5.500,0.7226,0.03028,0.02173,-0.0332,0.6774,1.0000 5.750,0.7668,0.02824,0.01997,-0.0312,0.6372,1.0000 6.000,0.7998,0.02675,0.01865,-0.0281,0.5907,1.0000 6.250,0.8269,0.02575,0.01766,-0.0248,0.5399,1.0000 6.500,0.8465,0.02498,0.01664,-0.0207,0.4813,1.0000 6.750,0.8567,0.02511,0.01635,-0.0162,0.4177,1.0000 7.000,0.8652,0.02614,0.01699,-0.0124,0.3559,1.0000 7.250,0.8694,0.02790,0.01827,-0.0083,0.2847,1.0000 7.500,0.8745,0.03053,0.02021,-0.0045,0.2091,1.0000 7.750,0.8931,0.03300,0.02238,-0.0027,0.1668,1.0000 8.000,0.9149,0.03522,0.02460,-0.0014,0.1437,1.0000 8.250,0.9398,0.03780,0.02728,-0.0007,0.1293,1.0000 8.500,0.9616,0.04061,0.03026,0.0003,0.1196,1.0000 8.750,0.9830,0.04332,0.03302,0.0011,0.1107,1.0000 9.000,0.9953,0.04695,0.03721,0.0031,0.1080,1.0000 9.250,1.0020,0.05065,0.04146,0.0055,0.1064,1.0000 9.500,1.0030,0.05439,0.04568,0.0080,0.1047,1.0000 9.750,1.0004,0.05808,0.04976,0.0105,0.1032,1.0000 10.000,0.9934,0.06191,0.05393,0.0130,0.1022,1.0000 10.250,0.9790,0.06600,0.05834,0.0155,0.1026,1.0000 10.500,0.9574,0.07008,0.06266,0.0181,0.1035,1.0000 10.750,0.9311,0.07444,0.06718,0.0200,0.1054,1.0000 11.000,0.9070,0.07928,0.07214,0.0202,0.1070,1.0000 11.250,0.8865,0.08475,0.07767,0.0192,0.1084,1.0000 11.500,0.8734,0.09045,0.08341,0.0178,0.1095,1.0000 11.750,0.7707,0.11207,0.10485,-0.0007,0.1306,1.0000 12.000,0.7711,0.11834,0.11110,-0.0024,0.1354,1.0000