GPS Tutorial 1GPS Tutorial # 1OverviewDarren SessionsGPS OverviewGPS System Calculating a Position Receiver Outputs Accuracy and AvailabilityGPS SystemNAVSTAR GPSNavigation Satellite Timing and Ranging Global Positioning System Funded and controlled by U. S. Department of Defense.Comprised of three segmentsSpace Segment Control Segment User SegmentSpace Segment Space segment consists of the GPS space vehicles (SVs). Nominally 24 SVs plus spares.Each vehicle has a12 hour orbit. Repeats same ground track daily. 6 orbital planes with 4 vehicles each. Planes are equally spaced 60 degrees apart. Inclined 55 degrees from equatorial plane. 20,200 km above the earth. 5 to 8 SVs visible from anywhere on earth.Space SegmentControl SegmentSVs are controlled by……
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