* LK8000 polar for: LS-4a
* MassDryGross[kg], MaxWaterBallast[liters], Speed1[km/h], Sink1[m/s], Speed2, Sink2, Speed3, Sink3, WingArea[m2]
 361, 121, 114.9, -0.80, 172.3, -2.33, 210.59, -4.5, 10.35

