Bizouard, C.H.Folgueira López, MartaSouchay, J.Dick, S.McCarthy, D.McCarthy, B.2023-06-202023-06-202000978-1583810392https://hdl.handle.net/20.500.14352/60772178th IAU Colloquium on Polar Motion: Historical and Scientific ProblemsWe 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.book partmetadata only access524(043.2)ROTATIONGeodesia2504 Geodesia