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Whose Sky Is It?
- Video Online only
- Title Whose Sky Is It?
- Released: 10/12/1996
- Length 00:13:45
- Language English
- Footage Type Documentary
- Copyright ESA
- Description
The United States GPS and Russian GLONASS navigation systems offer a wide range of applications for maritime, land mobile and aeronautical users. However, in most cases a "civil overlay system" is needed to optimize service performance and integrity.This documentary outlines ESA's efforts to develop and demonstrate such a system for aeronautical navigation.