<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Last years a lot of attempts to derive a high-precision theory of the non-rigid Earth rotation are carried out. For these purposes different transfer functions are used. Usually these transfer functions are applied to the series representing the nutation in the longitude and the obliquity of the rigid Earth rotation with respect to the ecliptic of date. The aim of this investigation is a construction of new high-precision non-rigid Earth rotation series (SN9000), dynamically adequate to the DE404/LE404 ephemeris over 2000 time span years, which are presented as functions of the Euler angles Ψ, θ and φ with respect to the fixed ecliptic plane and equinox J2000.0.</p></abstract>

Last years a lot of attempts to derive a high-precision theory of the non-rigid Earth rotation are carried out. For these purposes different transfer functions are used. Usually these transfer functions are applied to the series representing the nutation in the longitude and the obliquity of the rigid Earth rotation with respect to the ecliptic of date. The aim of this investigation is a construction of new high-precision non-rigid Earth rotation series (SN9000), dynamically adequate to the DE404/LE404 ephemeris over 2000 time span years, which are presented as functions of the Euler angles Ψ, θ and φ with respect to the fixed ecliptic plane and equinox J2000.0.

Construction of the Non-Rigid Earth Rotation Series

Central (Pulkovo) Astronomical Observatory of RAS, Pulkovskoe shosse, 65/1, 196140, St. Petersburg, Russia

Artificial Satellites

{"article-title":"Construction of the Non-Rigid Earth Rotation Series"}

Last years a lot of attempts to derive a high-precision theory of the non-rigid Earth rotation are carried out. For these purposes different transfer functions...

Construction of the Non-Rigid Earth Rotation Series

Published Online: Feb 05, 2009

Page range: 215 - 227

DOI: https://doi.org/10.2478/v10018-009-0002-y

Keywords
non-rigid Earth rotation, transfer functions, ephemeris, least-squares method, spectral analysis

This content is open access.

Construction of the Non-Rigid Earth Rotation Series

Published Online: Feb 05, 2009

Page range: 215 - 227

DOI: https://doi.org/10.2478/v10018-009-0002-y

Keywordsnon-rigid Earth rotation, transfer functions, ephemeris, least-squares method, spectral analysis

This content is open access.

Keywords
non-rigid Earth rotation, transfer functions, ephemeris, least-squares method, spectral analysis