Instrument Information
IDENTIFIER urn:nasa:pds:context:instrument:clem1.rss::1.3
NAME Radio Science Subsystem for CLEM1
TYPE Radio Science
DESCRIPTION The Clementine spacecraft's telecommunications subsystem, pivotal in lunar investigations, facilitated two distinct types of radio science experiments: gravity field measurement and radio propagation analysis. Utilizing a dual-transponder system, the spacecraft executed simultaneous S-band radio frequency uplink and downlink through a high-gain parabolic reflector and omni-directional antennas. The experiment leveraged Doppler and range tracking to derive lunar gravity field characteristics, thereby informing the Moon's interior structure. Complementary radio occultation and scattering measurements provided insights into lunar surface properties, including topographical variations and material composition, especially in polar regions potentially harboring ice. The Ground Stations of the NASA Deep Space Network (DSN) played an integral role, utilizing advanced signal processing to further analyze interactions between transmitted signals and the lunar environment. This intricate setup not only established precise spacecraft trajectories but also enhanced understanding of lunar geophysical phenomena through detailed signal parameter examinations. The study synergizes radio science with astrophysical exploration, yielding critical data for future lunar missions and potential habitation considerations.
MODEL IDENTIFIER
NAIF INSTRUMENT IDENTIFIER
SERIAL NUMBER not applicable
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