[G04-1] Earth rotation and geodynamics I

Mon. Jul 31, 2017 8:30 AM - 10:00 AM Room 504+505 (Kobe International Conference Center 5F, Room 504+505)

Chairs: Jianli Chen (University of Texas at Austin) , Bernhard Steinberger (GFZ Germen Research Center for Goesciences)

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8:30 AM - 8:45 AM

[G04-1-01] Limited True Polar Wander as evidence that Earth's non-hydrostatic shape is persistently triaxial

^○Bernhard Steinberger^{1, 2}, Miriam-Lisanne Seidel³, Trond Torsvik^1,2,4 (1.GFZ German Research Centre for Geosciences, Potsdam, Germany, 2.Centre for Earth Evolution and Dynamics, University of Oslo, Oslo, Norway, 3.Werner-von-Siemens Gymnasium, Berlin, Germany, 4.Geological Survey of Norway (NGU), Trondheim, Norway, 5.University of Witwatersrand, Wits, South Africa)

8:45 AM - 9:00 AM

[G04-1-02] Short-term Angular Momentum Forecasts for Polar Motion Prediction

^○Maik Thomas¹, Robert Dill¹, Henryk Dobslaw¹, Christian Bizouard² (1.GFZ German Research Centre for Geosciences, Potsdam, Germany, 2.Observatoire de Paris, Paris, France)

9:00 AM - 9:15 AM

[G04-1-03] Geophysical interpretation of long-term polar motion

^○Jianli Chen (Center for Space Research, University of Texas at Austin, Austin, Texas, USA)

9:15 AM - 9:30 AM

[G04-1-04] Hydrological excitation of polar motion by different representations of Earth's gravity field

^○Jolanta Nastula¹, Malgorzata Winska^{1, 2}, Waldemar Popinski³ (1.Space Research Centre Polish Academy of Sciences, Warsaw, Poland, 2.Warsaw University of Technology, Faculty of Civil Engineering, Warsaw, Poland, 3.Department of Methodology and Standards, Central Statistical Office, Warsaw, Poland)

9:30 AM - 9:45 AM

[G04-1-05] Global and regional comparison of hydrological excitation functions of polar motion by GRACE data and climate models

^○Justyna Sliwinska, Jolanta Nastula (Space Research Centre of Polish Academy of Sciences, Warsaw, Poland)