* LK8000 polar for: DG-400 (15m)
* MassDryGross[kg], MaxWaterBallast[liters], Speed1[km/h], Sink1[m/s], Speed2, Sink2, Speed3, Sink3, WingArea[m2]
 440, 90, 115, -0.76, 160.53, -1.22, 210.22, -2.3, 10.0

