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International Earth Rotation Service (IERS)

http://hpiers.obspm.fr/

Works to maintain the International Celestial Reference System and Frame, and the International Terrestrial Reference System and Frame, and to provide timely and accurate data on the Earth's orientation for current use and long-term studies. Site describes the group's structure and function.

Submitted in section: Astronomy: Organizations: International Earth Rotation Service (IERS)

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