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Solar-System Bodies

Astrometric data for objects within our solar system including planetary satellites and minor planets.

Planetary Satellite Observations

Astrometric data from observations of planetary satellites made with the 0.2-meter transit telescope at the USNO Flagstaff Station.

Minor Planet Observations

Astrometric data from observations made with the 0.2-meter transit telescope at the USNO Flagstaff Station of minor planets involved in occultations in the time period of interest.

USNO Master Clock Time
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