It generates a pass-list from the satellites you select from a list of more than 8,000 satellites. It shows the precise passing times of satellites at your location or any location on the globe. It also displays the azimuth and elevation of the satellites as they're passing, and predicts iridium flares and lunar passes. You have the option of a graphically displayed list in both an overhead view and an earth view, which shows the selected satellites positions, trajectories, current cloud cover, and daylight or night display. SatWhere comes in both a 32-bit and a 64-bit editions which runs on all x64 based Windows Systems.