Observations of luni-solar and free core nutation

An analysis of the differences between observed nutation angles and the 1980 IAU nutation theory shows the existence of currently unmodeled effects. An empirical set of corrections to the 1980 IAU nutation theory is presented and compared with current geophysical models. A retrograde periodic variat...

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Veröffentlicht in:	The Astronomical journal 1991-11, Vol.102 (5), p.1889-1895
Hauptverfasser:	MCCARTHY, D. D, LUZUM, B. J
Format:	Artikel
Sprache:	eng
Schlagworte:	Astrometry and reference systems Astronomy Earth, ocean, space Exact sciences and technology Fundamental astronomy Fundamental astronomy and astrophysics. Instrumentation, techniques, and astronomical observations
Online-Zugang:	Volltext
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