Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-fx78k140-il-500000 Airfoil,fx78k140-il Reynolds number,500000 Ncrit,9 Mach,0 Max Cl/Cd,125.086 Max Cl/Cd alpha,6.5 Url,http://airfoiltools.com/polar/csv?polar=xf-fx78k140-il-500000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -6.750,-0.2377,0.04149,0.03778,-0.0873,0.7352,0.0209 -6.500,-0.2540,0.03226,0.02789,-0.0805,0.7335,0.0149 -6.250,-0.2528,0.02795,0.02313,-0.0765,0.7320,0.0141 -6.000,-0.2459,0.02393,0.01855,-0.0727,0.7307,0.0138 -5.750,-0.2276,0.02214,0.01644,-0.0709,0.7294,0.0148 -5.500,-0.2067,0.02054,0.01454,-0.0695,0.7283,0.0154 -5.250,-0.1836,0.01937,0.01315,-0.0686,0.7272,0.0158 -5.000,-0.1620,0.01740,0.01090,-0.0675,0.7262,0.0174 -4.750,-0.1383,0.01664,0.01005,-0.0669,0.7254,0.0191 -4.500,-0.1147,0.01592,0.00920,-0.0661,0.7245,0.0199 -4.250,-0.0909,0.01551,0.00872,-0.0654,0.7235,0.0225 -4.000,-0.0666,0.01535,0.00853,-0.0649,0.7219,0.0244 -3.750,-0.0471,0.01457,0.00772,-0.0635,0.7200,0.0288 -3.500,-0.0228,0.01436,0.00750,-0.0629,0.7184,0.0339 -3.250,-0.0001,0.01397,0.00708,-0.0620,0.7170,0.0411 -3.000,0.0241,0.01371,0.00679,-0.0615,0.7156,0.0513 -2.750,0.0486,0.01344,0.00655,-0.0609,0.7144,0.0666 -2.500,0.0732,0.01320,0.00633,-0.0605,0.7133,0.0848 -2.250,0.0968,0.01288,0.00615,-0.0599,0.7124,0.1232 -2.000,0.1181,0.01241,0.00599,-0.0589,0.7114,0.2178 -1.750,0.1350,0.01178,0.00587,-0.0571,0.7104,0.3786 -1.500,0.1340,0.01088,0.00601,-0.0517,0.7078,0.6490 -1.250,0.1481,0.01051,0.00628,-0.0486,0.7056,0.8314 -1.000,0.1838,0.01052,0.00638,-0.0503,0.7042,0.8848 -0.750,0.2217,0.01055,0.00637,-0.0524,0.7028,0.9104 -0.500,0.2719,0.01065,0.00643,-0.0572,0.7018,0.9308 -0.250,0.3189,0.01077,0.00648,-0.0613,0.7009,0.9428 0.000,0.3590,0.01091,0.00655,-0.0639,0.7000,0.9532 0.250,0.4252,0.01121,0.00678,-0.0717,0.6993,0.9597 0.500,0.4757,0.01140,0.00690,-0.0763,0.6986,0.9683 0.750,0.5178,0.01144,0.00689,-0.0796,0.6978,0.9708 1.000,0.5552,0.01147,0.00686,-0.0819,0.6968,0.9737 1.250,0.5847,0.01165,0.00708,-0.0829,0.6941,0.9778 1.500,0.6179,0.01171,0.00715,-0.0845,0.6916,0.9808 1.750,0.6537,0.01167,0.00711,-0.0866,0.6896,0.9826 2.000,0.6885,0.01161,0.00704,-0.0885,0.6880,0.9849 2.250,0.7219,0.01152,0.00694,-0.0900,0.6866,0.9875 2.500,0.7544,0.01142,0.00682,-0.0913,0.6853,0.9899 2.750,0.7900,0.01129,0.00667,-0.0932,0.6840,0.9914 3.000,0.8243,0.01127,0.00668,-0.0950,0.6822,0.9935 3.250,0.8565,0.01137,0.00687,-0.0967,0.6788,0.9961 3.500,0.8905,0.01133,0.00687,-0.0985,0.6764,0.9981 3.750,0.9257,0.01122,0.00679,-0.1005,0.6744,0.9999 4.000,0.9512,0.01103,0.00662,-0.1002,0.6724,1.0000 4.250,0.9759,0.01091,0.00651,-0.0999,0.6709,1.0000 4.500,0.9992,0.01089,0.00653,-0.0993,0.6686,1.0000 4.750,1.0183,0.01102,0.00677,-0.0982,0.6646,1.0000 5.000,1.0411,0.01097,0.00677,-0.0975,0.6617,1.0000 5.250,1.0684,0.01046,0.00627,-0.0972,0.6578,1.0000 5.500,1.0895,0.01026,0.00615,-0.0961,0.6512,1.0000 5.750,1.1153,0.00977,0.00564,-0.0955,0.6437,1.0000 6.000,1.1350,0.00960,0.00556,-0.0942,0.6334,1.0000 6.250,1.1538,0.00927,0.00523,-0.0923,0.6077,1.0000 6.500,1.1683,0.00934,0.00518,-0.0899,0.5669,1.0000 6.750,1.1609,0.01040,0.00578,-0.0839,0.4894,1.0000 7.000,1.1441,0.01178,0.00687,-0.0767,0.4345,1.0000 7.250,1.1143,0.01332,0.00823,-0.0676,0.3995,1.0000 7.500,1.0954,0.01503,0.00977,-0.0612,0.3674,1.0000 7.750,1.0703,0.01750,0.01190,-0.0548,0.3101,1.0000 8.000,1.0450,0.02030,0.01425,-0.0489,0.2335,1.0000 8.250,1.0119,0.02379,0.01705,-0.0426,0.1230,1.0000 8.500,0.9874,0.02701,0.01964,-0.0376,0.0249,1.0000 8.750,0.9990,0.02800,0.02062,-0.0364,0.0200,1.0000 9.000,1.0061,0.02940,0.02209,-0.0345,0.0143,1.0000 9.250,1.0146,0.03074,0.02351,-0.0329,0.0119,1.0000 9.500,1.0186,0.03245,0.02529,-0.0310,0.0097,1.0000 9.750,1.0258,0.03395,0.02687,-0.0295,0.0091,1.0000 10.000,1.0354,0.03532,0.02830,-0.0283,0.0080,1.0000 10.250,1.0389,0.03720,0.03029,-0.0265,0.0087,1.0000 10.500,1.0468,0.03876,0.03190,-0.0252,0.0075,1.0000 10.750,1.0519,0.04056,0.03379,-0.0237,0.0070,1.0000 11.000,1.0566,0.04241,0.03574,-0.0220,0.0071,1.0000 11.250,1.0628,0.04413,0.03753,-0.0205,0.0070,1.0000 11.500,1.0716,0.04561,0.03909,-0.0191,0.0073,1.0000 11.750,1.0813,0.04702,0.04056,-0.0176,0.0071,1.0000 12.000,1.0959,0.04797,0.04161,-0.0153,0.0073,1.0000