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Geoid is the physical model of the Earth and serves as the most realistic and ideal high reference field. Geoid application is developed as well as the application of height determination with GPS technology. The height that obtained from GPS observation is geometric height, so that needed modelling precise geoid in order to convert geometric height data to the height data that has physical meaning...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.