12,315 research outputs found

    A 3-D Multilateration: A Precision Geodetic Measurement System

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    A system was designed with the capability of determining 1-cm accuracy station positions in three dimensions using pulsed laser earth satellite tracking stations coupled with strictly geometric data reduction. With this high accuracy, several crucial geodetic applications become possible, including earthquake hazards assessment, precision surveying, plate tectonics, and orbital determination

    Kinetic Equation for a Plasma and Its Application to High-frequency Conductivity

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    Kinetic equation for inhomogenious nonisotropic plasma and application to high frequency conductivit

    Three-D multilateration: A precision geodetic measurement system

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    A technique of satellite geodesy for determining the relative three dimensional coordinates of ground stations within one centimeter over baselines of 20 to 10,000 kilometers is discussed. The system is referred to as 3-D Multilateration and has applications in earthquake hazard assessment, precision surveying, plate tectonics, and orbital mechanics. The accuracy is obtained by using pulsed lasers to obtain simultaneous slant ranges between several ground stations and a moving retroreflector with known trajectory for aiming the lasers
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