Greatly enhanced deep space mission data return using very large DSN arrays
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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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This paper discusses the future possibility of a single mission to map an entire planet, compared to the few percent of the surface that can be mapped by today's missions.
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This year we have adopted the new standard for greenwich true sidereal time, which involves 18yr and 9yr terms.
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This year we have introduced several modeling improvements, including estimating a parametric model for the mearly-diurnal and nearly-semidiurnal tidal frequency variations of UTI and polar motion, and estimating site velocities.
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