GNSS - Global Navigation Satellite System GNSS
GPS - Global Positionning System
GLONASS - Globalnaya Navigatsionnaya Sputnikovaya Sistema
Galileo
COMPASS
Transit
GPS - Global Positionning System GNSS www
related information
WGS84 - the CRS of GPS
GLONASS - Globalnaya Navigatsionnaya Sputnikovaya Sistema GNSS www Russia
graphic17.07.2008
(russia ГЛОНАСС – Глобальная Навигационная Спутниковая Система,)
related information
http://www.glonass-ianc.rsa.ru/
PZ-90 - the CRS of GLONASS
Galileo under construction GNSS Europe
COMPASS under construction GNSS China
Transit under construction GNSS USA
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