In satellite communications, most satellites orbit the earth in elliptical patterns with the earth not in the exact center of the orbital pattern. When a satellite is at its closest point to the earth, it is at the perigee of the orbit. When a satellite is at its furthest point from the earth, it is at the apogee of the orbit.
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- Watch Datamation's editor James Maguire moderate roundtable discussions with tech experts from companies such as Accenture, Dell, Blue Jeans Network, Microsoft and more »