Track up to 16 satellites simultaneously. This program can store up to 128 locations, display a new Frequency Display in the Controls window, reformat the Track List display and keep the Track List sorted in the order of the next pass. In additon, MacDoppler can remember the maximum elevation throughout each pass, and a meter will show serial link activity on Icom radios. It provides a full 3D projection model of the Earth, as well as a realistic solar-lighting model, the ability to spin the camera position about the Earth, and the ability to view the Earth from the above-site location.