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19 April 2024
- 18:5518:55, 19 April 2024 diff hist +256 Global Positioning System →Overview: Although an executive order from President Reagan authorized the removal of Selective Availability/Anti-Spoofing (SA/AS) that degraded the civil accuracy to an average of 100 m, full civil accuracy for GPS was finally passed by a Congressional bill signed by President Clinton in 2000.