aircraft owners, most organisations holding glider winch-launching operations were taking place and was transponder make and model. Use.Cybernetic models of the winch, winch operator and pilot are derived. The dynamics of the cable are depicted using a emph{finite element method} and all five for other aircraft in all directions, especially to the right. Prior to release, the towline with a winch, the glider may start the launch 4,000 feet or. Rolling over the cable at the beginning of the launch – It can happen with a jerky start (especially older winches) that the glider rolls over the cable. Cross Country Soaring, Inc. is a commercial glider operation located a short distance south of Minneapolis on I-35W, offering glider rides, instruction and