OAA Computing and Minor Planet Sections

Welcome to the home page of the Computing & Minor Planet Sections (Center for Astrodynamics) located at the Computation Facility of the Orbit Astronomy Association, Sumoto, JAPAN.

The OAA Computing & Minor Planet Sections are collecting the astrometric observations made in Japan, and studying the Solar System. There are two home pages for English and Japanese versions. Please select one.

Further information is available on:

Good luck with everything!