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  1. No Access

    Chapter and Conference Paper

    Continental Water Storage Changes from GRACE Line-of-Sight Range Acceleration Measurements

    Spaceborne gravimetry such as GRACE provides a unique opportunity to observe basin-scale surface and subsurface global water storage changes with unprecedented accuracy and temporal and spatial coverages. The ...

    Y. Chen, B. Schaffrin, C.K. Shum in VI Hotine-Marussi Symposium on Theoretical… (2008)

  2. No Access

    Chapter and Conference Paper

    Determination of Mass Balance of Polar Ice from Gravity

    We use satellite solutions to the low degree zonal coefficients of the Earth’s gravitational potential, J 2 through J 7, to reveal large scale f...

    Andrew S. Trupin, C. K. Shum in Gravity, Geoid and Geodynamics 2000 (2002)

  3. No Access

    Chapter and Conference Paper

    Aliasing and Polar Gap Effects on Geopotential Coefficient Estimation: Space-wise Simulation Study of GOCE and GRACE

    The effects of aliasing and polar data gap have been investigated analytically and numerically for the upcoming dedicated gravity satellite missions. It is verified that they could cause more significant syste...

    S.-C. Han, C. Jekeli, C. K. Shum in Vistas for Geodesy in the New Millennium (2002)

  4. No Access

    Chapter and Conference Paper

    GPS/LEO Rapid Orbit Determination in Support of GPS Meteorology: Status and Future Plans

    GPS meteorology has a potential of seamless sounding of refractivity from LEO (low earth orbit) orbit altitude to near Earth surface, and vertically above the land-based receivers. In GPS occultation technique...

    Dorota A. Grejner-Brzezinska, Shengjie Ge… in Vistas for Geodesy in the New Millennium (2002)

  5. No Access

    Chapter and Conference Paper

    The Use of GPS Data for Global Gravity Field Determination

    GPS tracking data collected by a low-Earth orbiting (LEO) satellite provides global and continuous coverage of the orbit. Consequently, this data set contains valuable information for both precise orbit determ...

    Byron D. Tapley, Hyung-** Rim, John C. Ries… in Global Gravity Field and Its Temporal Vari… (1996)