Нутация

Материал из Common History development
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Синонимы

free nutation, axis nutation


Astronomical nutation is a phenomenon which causes the orientation of the axis of rotation of a spinning astronomical object to vary over time. It is caused by the gravitational forces of other nearby bodies acting upon the spinning object... astronomers usually make a distinction between precession, which is a steady long-term change in the axis of rotation, and nutation