Time and the Earth’s Rotation

Front Matter....Pages i-xix
Introduction: The Future of the Researches About the Earth’s Rotation....Pages 1-6
Basic Problems in the Kinematics of the Rotation of the Earth....Pages 7-18
A New State Time and Frequency Standard of the USSR....Pages 19-21
A New Method of Universal Time Computation Used in the State Time and Frequency Service of the USSR....Pages 23-27
On the Determination of UT1 by the BIH and the U.S.S.R. Time Service....Pages 29-39
Etude D’observations Effectuees a L’astrolabe De Paris ET Comparaison AVEC D’autres Resultats Concernant Les Termes Principaux De La Nutation....Pages 41-46
A New System of the U.S.S.R. Standard Time for 1955 – 1974 and Its Application in the Study of the Earth’s Rotation....Pages 47-51
An Analysis of the Rotational Acceleration of the Earth....Pages 53-54
New Determination of the “Decade” Fluctuations in the Rotation of the Earth 1860–1978....Pages 55-57
On the Long-Period Variations in the Rate of the Earth’S Rotation....Pages 59-60
Main Results of Studying the Nature of the Irregularity of the Earth’s Rotation....Pages 61-64
Some Advantages and Disadvantages of a Photographic Zenith Tube....Pages 65-66
Tidal Perturbations in Astronomical Observations....Pages 67-72
Polar Motion and Earth Rotation Monitoring in Canada....Pages 73-74
Polar Coordinates and UT1 — UTC from PZT Observations....Pages 75-78
(α-2L) Terms as Obtained from PZT Observations....Pages 79-84
Etude Succinte Du Catalogue Fondamental FK4 a Partir Des Observations Faites a L’astrolabe....Pages 85-87
On the Coordinate Systems Used in the Study of Polar Motion....Pages 89-101
Derivation of Pole Coordinates in a Uniform System from the Past ILS Data....Pages 103-108
On the Computation of Accurate Earth Rotation by the Classical Astronomical Method....Pages 109-114
On the Relative Motion of the Earth’s Axis of Figure and the Pole of Rotation....Pages 115-122
Secular Variation of Tashkent Astronomical Latitude....Pages 123-124
Coordinates of the Pole for the Period 1968 – 1974 Computed in the System of 10 Stations with Small Variations of Mean Latitudes....Pages 125-128
Amelioration Des Calculs De Reduction Des Observations a l’Astrolabe. Application a la Determination Des termes de 18.6 ET 9.3 ANS De La Nutation....Pages 129-134
Time and Latitude Programs at the National Observatory of Brazil....Pages 135-136
Preliminary Analysis of Astrolabe Observations at Merate Observatory During the Period 1970–1977....Pages 137-138
The Longitude Difference Merate — Milano Derived from Danjon Astrolabe Observations by Means of an One Step Adjustment Using an Extended Model....Pages 139-143
Velocity of the Motion of the Terrestrial Pole....Pages 145-149
The Reference Systems....Pages 151-163
The Ephemeris Reference Frame for Astrometry....Pages 165-168
Nutation in Space and Diurnal Nutation in the Case of an Elastic Earth....Pages 169-174
Concept for Reference Frames in Geodesy and Geodynamics: The Reference Directions....Pages 175-175
An Introduction to Radio Interferometric Techniques....Pages 177-181
The Application of Radio Interferometric Techniques to the Determination of Earth Rotation....Pages 183-190
An Improved Polar Motion and Earth Rotation Monitoring Service using Radio Interferometry....Pages 191-197
Determination of UT1 and Polar Motion by the Deep Space Network using very Long Baseline Interferometry....Pages 199-209
The NAVOBSY/NRL Program for the Determination of Earth Rotation and Polar Motion....Pages 211-215
Recent Results of Radio Interferometric Determinations of a Transcontinental Baseline, Polar Motion, and Earth Rotation....Pages 217-224
Precision Estimates of Universal Time from Radio-Interferometric Observations....Pages 225-230
Determination of Polar Motion and Earth Rotation from Laser Tracking of Satellites....Pages 231-238
Polar Motion from Laser Range Measurements of GEOS-3....Pages 239-244
Low Cost Lageos Ranging System....Pages 245-246
On the Effective use of Lunar Ranging for the Determination of the Earth’s Orientation....Pages 247-255
Is Lunar Ranging a Viable Component in a Next-Generation Earth Rotation Service?....Pages 257-260
Preliminary UTO Results from Erold Data....Pages 261-262
Polar Motion Through 1977 from Doppler Satellite Observations....Pages 263-278
Irregularities of the Polar Motion....Pages 279-285
Reasons and Possibilities for an Extended use of the Transit System....Pages 287-294
Very First Results of the MEDOC Experiment....Pages 295-300
The Geophysical Interpretation of Changes in the Length of the Day and Polar Motion....Pages 301-306
Estimation of the Parameters of the Earth’s Polar Motion....Pages 307-312
Rotational Velocity of an Earth Model with a Liquid Core....Pages 313-314
On Investigations Of the Tidal Waves M f and M m ....Pages 315-316
Oceanic Tidal Friction: Principles and New Results....Pages 317-320
The Stability of Continental Blocks in Seismically Active Regions....Pages 321-321
Back Matter....Pages 323-332