Libelle 17 m Polare 1,8,65,2 70, 0.52 80, 0.55 90, 0.62 100, 0.72 110, 0.85 120, 1.02 130, 1.22 140, 1.45 150, 1.71 160, 2.01 170, 2.34 180, 2.70 190, 3.10 200, 3.52 210, 3.98 220, 4.48 V polar fit 3 calculated coefficients-high order first 1.638E-004 -2.111E-002 1.193E+000 calculated coefficients-end Fit Results: speed sink L/D 74.1, 0.53, 39.0 83.3, 0.57, 40.5 92.6, 0.64, 40.0 101.9, 0.74, 38.1 111.1, 0.87, 35.5 120.4, 1.03, 32.6 129.6, 1.21, 29.8 138.9, 1.42, 27.1 148.2, 1.66, 24.8 157.4, 1.93, 22.7 166.7, 2.23, 20.8 175.9, 2.55, 19.2 185.2, 2.90, 17.7 194.5, 3.28, 16.5 203.7, 3.69, 15.3 213.0, 4.13, 14.3 222.2, 4.59, 13.4 231.5, 5.09, 12.6 240.8, 5.61, 11.9 250.0, 6.16, 11.3 259.3, 6.73, 10.7 spdToFly[km/h] sink wind=0 wind=10 wind=20 wind=-15 0.0 65.0 65.0 65.0 65.0 0.3 74.9 77.7 81.9 72.3 0.5 83.3 87.3 92.7 79.1 0.8 90.5 95.2 101.2 85.3 1.0 96.8 102.0 108.4 90.9 1.3 102.7 108.2 114.9 96.1 1.5 108.0 113.8 120.7 101.0 1.8 113.0 119.1 126.1 105.6 2.1 117.8 124.0 131.2 110.0 2.3 122.2 128.6 135.9 114.2 2.6 126.5 133.0 140.4 118.2 2.8 130.6 137.2 144.7 122.1 3.1 134.5 141.2 148.8 125.8 3.3 138.3 145.1 152.7 129.4 3.6 141.9 148.8 156.5 132.9 3.9 145.4 152.4 160.1 136.2 4.1 148.8 155.9 163.6 139.5 4.4 152.1 159.3 167.1 142.7 4.6 155.4 162.5 170.4 145.8 4.9 158.5 165.7 173.6 148.9 5.1 161.6 168.9 176.8 151.8 5.4 164.6 171.9 179.9 154.8 5.7 167.5 174.9 182.9 157.6 5.9 170.4 177.8 185.8 160.4 6.2 173.2 180.6 188.7 163.1 6.4 176.0 183.4 191.5 165.8 6.7 178.7 186.2 194.3 168.5 6.9 181.3 188.9 197.0 171.0 7.2 183.9 191.5 199.6 173.6 7.5 186.5 194.1 202.2 176.1 end results