Relativity and the Global Positioning System
Abstract
We need general relativity to understand extreme astrophysical realms. But the theory also turns out to be essential for the many mundane activities that nowadays rely on the precision of the GPS.
- Publication:
-
Physics Today
- Pub Date:
- May 2002
- DOI:
- Bibcode:
- 2002PhT....55e..41A
- Keywords:
-
- Artificial Satellites;
- Atomic Clocks;
- Global Positioning System;
- Light Speed;
- Navigation;
- Polarization;
- Relativity;
- Space-Time Functions;
- Tests;
- Astronautics (General)