NASA's Global Differential GPS System
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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Models of combined Global Positioning System and Interferometric Synthetic Aperture Radar data collected in the region of the Northridge earthquake indicate that significant afterslip on the main fault occurred following the earthquake.
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We present a generalized raytracing inversion scheme which can be used when occultation data is acquired with a receiver within (e.g., on mountain top) or outside (i.e., in space) the atmosphere.
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