Scientific Program 7 July, 2004, Wednesday morning Session 1: Space Geodetic Techniques in Earth System Sciences Convener: B.F. Chao (NASA Goddard Space Flight Center, Greenbelt) C. Huang (Shanghai Astronomical Observatory, Shanghai) Peter Mouginis-Mark (Invited) Asia-Pacific Arcs Natural Laboratory (APANL) Madhav Kulkarni India National Programme on GPS Studies for Geodynamics Suriya Tatevian GPS Monitoring of the Vertical Reference Network Along the North-Polar and Pacific Coastline Suriya Tatevian Comparison of Geocenter Variations Derived from 10 Years of GPS and DORIS Data Kosuke Heki (Invited) Transient and Seasonal Signals in GPS: How to Discriminate? Hayo Hase Geodetic Observatory TIGO, 2 years in Concepcion, Chile Yong Zheng Sites Relative Vertical Motion Estimate from VLBI Baselines Jinling Li A discussion on the determination of ERP high Frequency Variations from VLBI Observations Peng Feng Asessement of A Real-time System for Groundbased GPS Meteorology Jincai Ding The GPS Meteorological Network in the Yangtze River Delta and the Estimated Precipitable Water Vapor in Atmosphere Jincai Ding GPS Observation and Analysis of the Precipitable Water Vapor during Typhoon Ramasun Influending the East China Coast in 2002 Peng Guo Statistic and Analysis of Radio Occultation Data Processing Results at the Shanghai Astronomical Observatory (SHAO) 6 July, 2004, Tuesday afternoon Session 2: Crustal Dynamics and Natural Hazards in Asia-Pacific Region Convener: J. W. Ren (China Seismological Bureau, Beijing) Ziqing Wei Current Global Absolute Plate Motion Alexei Fridman On the Correlation between Regions of Seismic Activity and Crustal Strain Rates, Inferred from GPS Measurements Yuri Tyupkin Up-to-day crust structure and block motions Liren Huang (Invited) Velocity Field, Block Motion and Strain Field in Mainland China derived from GPS observations Pil-Ho Park Internal crustal movement and strain from the Korean GPS Network (KGN) Yanxing Li Current Tectonic Motion and Strain in Asia-Pacific Area Nicolay Vilor Surface Heat Flux of Crustal Blocks with High Velocity Gradients of Contemporary Tectonic Motions in the Central Asia Jinwei Ren (Invited) Ms=8.1 Kunlun Earthquake on November 14th 2001 in Tibetan Plateau Xinjian Shan (Invited) Coseismic Defromation of the Great Kunlun Eartkquake of November 14, 2001 by InSAR Images Lisheng Xu (Invited) Temporal and Spatial Rupture Process of the Great Kunlun Earthquake of November 14, 2001 from the GDSN Long Period Waveform Data Jinwei Ren GPS Measured Crustal Deformation of the Ms8.1 Kunlun Earthquake on November 14th 2001 in Tibetan Plateau Taku Ozawa Postseismic deformation of the 1995 Hyogo-ken Nanbu earthquake revealed by JERS-1/InSAR 8 July, 2004, Thursday morning Session 3: Sea Level Variations in Asia and Oceania Convener: C.K. Shum (Ohio State Univ., Columbus) X.L. Ding (Hong Kong Polytechnic Univ., Hong Kong) Benjamin Fong Chao (Invited) Understanding Sea Level Changes Shigeru Aoki (Invited) Large-scale Variations of Sea Level in the Southern Ocean Hoi Man Ng (Invited) Iteratively Re-weighted Least Squares Estimates for Mean Sea Level Changes from PSMSL Tide Gauge Data John Hannah (Invited) The Problems and Challenges of Using Tide Gauges to Monitor and Analyse Long-term Sea Level Change Xiaoli Ding Recent Sea Level Variations in Southern China from Tide Gauge Observations Jeong Woo Kim Attenuation of Track-Line Noise in the Satellite Geopotential Anomalies Peter Medvedev The Joint Application of Altimetry Data, the New Geopotential Models and Tide Gauge Registrations for the Studies of the Sea Level Variations and Geodynamics of Western Pacific Belt Peter Medvedev About Possibility Tsunami Registration by Satellite Altimetry Data 7 July, 2004, Wednesday afternoon Session 4: Gravity, Time-Variable Gravity, and Earth Rotation Dynamics Convener: H.T. Hsu (Institute of Geodesy and Geophysics, Wuhan) C. Hwang (National Chiao-Tung Univ., Hsinchu) Benjamin Fong Chao Time-Variable Gravity: The Low-Degree Components and Their Connections with Geophysical/Climatic Changes Cheinway Hwang Temporal Variations of Degree-zero, One, and Two Gravity Hamonic Coefficients due to Oceanic and Atmospheric Mass Redistributions Jianli Chen Terrestrial Water Storage Change: Preliminary Results from GRACE Jianli Chen Low Degree Gravitational Changes from GRACE – Validation and Comparison with Earth Rotation and Geophysical Models Haoming Yan Nontidal oceanic contribution to the leng-of-day change estimated from two different oceanic assimilation data Yonghong Zhou Oceanic Excitations on Polar Motion: A Cross Comparison Among Models Cheinway Hwang Absolute Gravity Measurements with FGS in Taiwan: Temporal Gravity Changes from Different Models Houze Hsu Simulation and Analysis of Accelerometer’s Satellite-to-satellite Tracking Mode Precision in Low-low WenBin Shen The separation problem and the accelerometer's position problem in satellite gravimetry WenBin Shen The accuracy analysis of the gravity model based on the ctitious compress recuperation Zhicai Luo Wavelet-Vaguelette method for the solution of non-stationary collocation Zhicai Luo Effects of GPS/leveling and gravity data to the precise determination of local geoid Poster Fuping Sun The Change of the Earth’s Geometry from GPS and VLBI Data A New Absolute Kinematic Reference Frame of Plate