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Conferences > SLADA > 1995 > TuB > TuB.5

Semiconductor Laser-Based Ranging Instrument for Earth Gravity Measurements

James B. Abshire, Pamela S. Millar, and Xiaoli Sun

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Abstract

A laser ranging instrument is being developed to measure the spatial variations in the Earth's gravity field. It will range in space to a cube corner on a passive co-orbiting sub-satellite with a velocity accuracy of 20 to 50 um/sec by using AlGaAs lasers intensity modulated at 2 GHz.

© 1995 Optical Society of America

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