%0 Book Section %T Comparison of the short period rigid earth nutation series publisher Astronomical Society of the Pacific %D 2000 %U 978-1583810392 %@ https://hdl.handle.net/20.500.14352/60772 %X We present a comparison of the diurnal and subdiurnal nutations of the three last theories of rigid Earth nutation: SMART97, RDAN97 and REN 2000. For a better interpretation of the observations, we characterize their contribution to the polar motion and we estimate the nonrigid effects. %~