IAG SESSIONS AND PRESENTATIONS, WEEK 2


GB11A  ENGR:CR2-28  Mon  0830h
GJS3  Inner Core, Core, Mantle, and Their Interfaces (joint 
 with GA,H,M,OS,S)
Presiding: R Sabadini, Univ di Milano

   0830h   GB11A-01 INVITED  Normal Modes of the Earth: Theory 
                    and Observations (Gravimetry and Earth 
                    Rotation): *D Crossley
   0845h   GB11A-02 Nutation Described by Core Potentials and 
                    Spheroidal Love Numbers: *M G Rochester, B  
                    Seyed-Mahmoud
   0855h   GB11A-03 Axisymmetric Inertial/Gravity Oscillations 
                    of a Compressible Stratified Fluid Inside a 
                    Rigid Spherical Boundary: *S J Webb, M G 
                    Rochester
   0858h   GB11A-04 Free Wobble and Core Undertone Modes: *W J Wu, 
                    M G Rochester
   0901h   GB11A-05 INVITED  Core Flows, Earth Rotation, and 
                    Core-Mantle Coupling on the Decade Time Scale: 
                    *G  Hulot
   0916h   GB11A-06 Earth Rotation and Magnetic Activity Events: 
                    *J C Gianibelli
   0919h   GB11A-07 Spectral Analysis of Geomagnetic Secular 
                    Variation and Length of Day: *S V Filippov
   0922h   GB11A-08 The Control of the Core-Mantle Momentum 
                    Exchange and Length of Day Variations by the 
                    Magnetospheric Ring Current System: S Duhau, 
                    *E Martinez
   0925h   GB11A-09 INVITED  True Polar Wander: Recent 
                    Achievements: *R  Sabadini, G  Spada
   0940h   GB11A-10 Long-Term Rotational Dynamics and Mantle 
                    Convection: *M Richards, Y Ricard, P Bunge
   0950h   GB11A-11 Compressible Visco-Elastic Rotational 
                    Deformation: *L L Vermeersen, R  Sabadini, G  
                    Spada
   0953h   GB11A-12 Effect on the Earth's Rotation of 
                    Fluctuations in the Poroelastic Dilation of 
                    the Strongest Belts in the MTZ: *L O 
                    Nicolaysen, D P Mason
   0956h   GB11A-13 The Variation of Chandler Period and Its 
                    Cause: *G Buxi
   1000h   Break
   1030h   GB11A-14 INVITED  Earth Models and Observed 
                    Precession-Nutations: *V  Dehant
   1045h   GB11A-15 Nutations of an Anelastic Earth With Oceans: 
                    *J Schastok
   1055h   GB11A-16 Estimation of Outer- and Inner-Core 
                    Parameters From Nutation and Tidal Data: *P M 
                    Mathews, I I Shapiro
   1105h   GB11A-17 New Rigid Earth Nutation Using a Torque 
                    Approach: *F  Roosbeek, V  Dehant
   1108h   GB11A-18 Some Remarks on the Improvement of IAU 
                    Nutation Series: *C Z Zhang, Y F Xia
   1111h   GB11A-19 New Nutations Near the FCN and the FICN 
                    Resonances: *V  Dehant, M  Feissel, F  
                    Roosbeek, P  Defraigne, J  Souchay
   1114h   GB11A-20 FCN Period and Q From New Observed Nutation 
                    Series and Influence of Ocean Corrections: *P  
                    Defraigne, V  Dehant
   1117h   GB11A-21 INVITED  Report of the WG on Non-rigid Earth 
                    Nutation Theory: *V  Dehant
   1132h   Discussion

GB11B  EC:Arena  Mon  0830h
GJS3  The Figure of the Earth and Earth Rotation and Its 
Monitoring - Posters
Presiding: J Wahr, Univ of Colorado; M Feissel, 
           Observatoire de Paris

   0830h   GB11B-01 POSTER  The Interpretation of Secular 
                    Changes in the Earth's Rotation: *D  Han, J  
                    Wahr
   0830h   GB11B-02 POSTER  Methods of Study of the 
                    Non-stationary Earth Figure - New 
                    Achievements: *M M Mashimov
   0830h   GB11B-03 POSTER  Lithosphere Plates Motion and 
                    Secular Variations of the Earth Rotation: J 
                    Barkin, *S K Tatevian
   0830h   GB11B-04 POSTER  Long-Term Length of Day Fluctuations: 
                    *N S Sidorenkov, P N Sidorenkov
   0830h   GB11B-05 POSTER  Tidal Variations of the Earth 
                    Rotation Caused by Continental Drift: *B A 
                    Kagan, G A Kivman
   0830h   GB11B-06 POSTER  Some Geophysical Effects of Causal 
                    Mechanics: *S M Korotaev, M L Arushanov
   0830h   GB11B-07 POSTER  Contribution of Diurnal Polar Motion 
                    to Gravity Variations and Tidal Parameters: *W 
                    Schwahn, B Richter
   0830h   GB11B-08 POSTER  It is Possible to Detect Precession 
                    and Nutations by Using Superconducting 
                    Gravimeter Data: *V  Dehant, C  Bizouard, S  
                    Loyer
   0830h   GB11B-09 POSTER  Timing Records of Ancient Lunar 
                    Eclipses in China and the Earth's Spin Rate: 
                    Y Han, P Zhang
   0830h   GB11B-10 POSTER  Earth's Past Rotation and Moment of 
                    Inertia and the Moon's Orbital Evolution: A 
                    Benchmark Datum From Neoproterozoic Tidal 
                    Strata in Australia: *G E Williams
   0830h   GB11B-11 POSTER  Tidal Friction and the Evolution of 
                    the Earth-Moon System: *V M Kiselyov, N Y 
                    Drozdova
   0830h   GB11B-12 POSTER  An Analysis of the New Long Polar 
                    Motion Series: *A Brzezinski

GB11C  EC:Arena  Mon  0830h
GJS3  Inner Core, Core, Mantle, and Their Interfaces - Posters
Presiding: R Sabadini, Univ di Milano

   0830h   GB11C-01 POSTER  Axisymmetric Inertial/Gravity 
                    Oscillations of a Compressible Stratified 
                    Fluid Inside a Rigid Spherical Boundary: *S J 
                    Webb, M G Rochester
   0830h   GB11C-02 POSTER  Free Wobble and Core Undertone Modes: 
                    *W J Wu, M G Rochester
   0830h   GB11C-03 POSTER  Earth Rotation and Magnetic Activity 
                    Events: *J C Gianibelli
   0830h   GB11C-04 POSTER  Spectral Analysis of Geomagnetic 
                    Secular Variation and Length of Day: *S V 
                    Filippov
   0830h   GB11C-05 POSTER  The Control of the Core-Mantle 
                    Momentum Exchange and Length of Day 
                    Variations by the Magnetospheric Ring 
                    Current System: S Duhau, *E Martinez
   0830h   GB11C-06 POSTER  Compressible Visco-Elastic 
                    Rotational Deformation: *L L Vermeersen, R  
                    Sabadini, G  Spada
   0830h   GB11C-07 POSTER  Effect on the Earth's Rotation of 
                    Fluctuations in the Poroelastic Dilation of 
                    the Strongest Belts in the MTZ: *L O 
                    Nicolaysen, D P Mason
   0830h   GB11C-08 POSTER  The Variation of Chandler Period and 
                    Its Cause: *G Buxi
   0830h   GB11C-09 POSTER  New Rigid Earth Nutation Using a 
                    Torque Approach: *F  Roosbeek, V  Dehant
   0830h   GB11C-10 POSTER  Some Remarks on the Improvement of 
                    IAU Nutation Series: *C Z Zhang, Y F Xia
   0830h   GB11C-11 POSTER  FCN Period and Q From New Observed 
                    Nutation Series and Influence of Ocean 
                    Corrections: *P  Defraigne, V  Dehant

GB11D  EC:Arena  Mon  0830h
G9  Section II:  Advanced Space Techniques - Posters
Presiding: C Reigber, GFZ Potsdam; R Rummel, 
           Technische Univ Muenchen

   0830h   GB11D-01 POSTER  On the Various Disturbing Influences 
                    of the Higher Orders Acting on the 
                    Satellite's Orbit: *J Kabelac
   0830h   GB11D-02 POSTER  Robust Estimation of Variance and 
                    Covariance Components for GPS Network: T 
                    Benzao, *W Xinzhou, L Jingnan
   0830h   GB11D-03 POSTER  The Research on Improving the 
                    Accuracy of Vertical Components of GPS 
                    Network by Using Stochastic Estimation: *Z 
                    Shao, M Ge, J Liu
   0830h   GB11D-04 POSTER  The Confidence Evaluation on GPS 
                    Kinematic Data: L Jiyu, C Xiaoming
   0830h   GB11D-05 POSTER  The Generalized Stochastic 
                    Estimation and Its Least Square Algorithm 
                    for Tropospheric Delay in GPS Positioning: *J 
                    Liu, M Ge
   0830h   GB11D-06 POSTER  A Sensitivity Analysis for Orbit 
                    Determination of Space VLBI Satellites for 
                    Interconnection of Reference Frames: *M N 
                    Kulkarni, J Adam
   0830h   GB11D-07 POSTER  Data Analysis Procedure of Helwan 
                    Satellite Laser Station (SLR): *G Fahim
   0830h   GB11D-08 POSTER  TIGO - The Transportable Integrated 
                    Geodetic Observatory, a Fundamental Station 
                    for Geodynamic Research: *W Schluter, A Boer, 
                    R Dassing, R Kilger, H Hase, H Seeger, P 
                    Sperber
   0830h   GB11D-09 POSTER  Collocation Results of New Satellite 
                    Laser Ranging System: M Abele, J Balodis, A 
                    Kalnins, A Rubans, O West, J Vjaters
   0830h   GB11D-10 POSTER  Quick-Look Altimeter Products 
                    Generated at the German Processing and 
                    Archiving Facility: *T Gruber, M Anzenhofer, 
                    M Rentsch
   0830h   GB11D-11 POSTER  GPS-Based Precise Orbit 
                    Determination of Low-Earth Satellites: Z  
                    Kang, P  Schwintzer, *C  Reigber, S Y Zhu
   0830h   GB11D-12 POSTER  A New Model for Anisotropic 
                    Reflection Effect on Ajisai: *A Sengoku, M K 
                    Cheng, B E Schutz
   0830h   GB11D-13 POSTER  Analysis of About Three Years of GPS 
                    Orbits as Determined by the CODE Processing 
                    Center of the IGS: *M  Rothacher, G Beutler, 
                    U Hugentobler, R Weber

GB11E  D WRD:Auditorium  Mon  0830h
G10  Section III Business Meeting
Presiding: H G Wenzel, Universitaet Karlsruhe

   0830h   Discussion

GB11F  D WRD:Auditorium  Mon  1030h
G10  Gravity Observations and Evaluation
Presiding: I Marson, Inst di Miniere Geofisica Applicato

   1030h   GB11F-01 Absolute Gravity Determination With JILAG-3 
                    - Data Evaluation Using Additional Seismic 
                    Information: *F Rehren, M Schnull, W Torge
   1045h   GB11F-02 The New Fundamental Gravity Net of 
                    Switzerland: *F  Arnet, E E Klingele
   1100h   GB11F-03 Adjustment of the Brazilian Gravity 
                    Fundamental Network to the Absolute Gravity 
                    Stations and to the IGSN-71: *I P Escobar
   1115h   GB11F-04 A New Second Order Gravity Network in the 
                    Netherlands: E J de Min, *W Groenewoud
   1130h   GB11F-05 A New Gravity Data Base for the Central 
                    Andes Between 20~Lo~K to 30~Lo~KS: *S Schmidt, 
                    H J Gotze, V M Araneda, N G Lopez
   1145h   GB11F-06 Latest Gravity Map of Zimbabwe: Implications 
                    for the Geoid, Isostasy, and Geology in 
                    Southern Africa: *F Podmore, O Gwavava, R T 
                    Ranganai, P Nyamangunda, P P Zhou

GB11H  EC:Arena  Mon  0830h
G10  Gravity Field Determination - Posters
Presiding: R Forsberg, Kort-og Matrikelstyrelsen

   0830h   GB11H-01 POSTER  Secondary Gravity Network Brazil: 
                    J L A Trabanco, D Blitzkow
   0830h   GB11H-02 POSTER  Calibration of a Cryogenic 
                    Gravimeter by Artificial Acceleration and 
                    Comparison With Absolute Measurements: *B 
                    Richter, H Wilmes, I Nowak, P Wolf
   0830h   GB11H-03 POSTER  Application of the Global 
                    Positioning System to Determine Gravity 
                    Deflections of the Vertical at-Sea: A G Evans, 
                    B R Hermann, G L Sitzman, L H Bartyczak, J P 
                    Dugan, B W Remondi
   0830h   GB11H-04 POSTER  Statistical Study of the Gravity 
                    Anomalies in Austria: *H Abd-Elmotaal
   0830h   GB11H-05 POSTER  Gravimetric Data in the Seismic Gap 
                    of Northern Chile, South America: M S 
                    Avendano, V M Araneda
   0830h   GB11H-06 POSTER  Gravity Field Determination in the 
                    German Bight (North Sea): *D Behrend, H 
                    Denker, W Torge
   0830h   GB11H-07 POSTER  The Construction of an Ocean Bottom 
                    Absolute Gravity Meter and the Establishment 
                    of Ocean Bottom Benchmarks on the Juan de 
                    Fuca Ridge: *E L Canuteson, M A Zumberge
   0830h   GB11H-08 POSTER  Gravimetric Determination of Upper 
                    Crustal Density - Distribution: J C 
                    Bhattacharji, *S K Chabak
   0830h   GB11H-09 POSTER  The Milligal in Argentina About 1965: 
                    *A A Cerrato, M B M Gonzalez, M Starobinsky
   0830h   GB11H-10 POSTER  Gravimetry and the Earth Crust 
                    Dynamics: *A A Cerrato, M B M Gonzalez, M 
                    Starobinsky
   0830h   GB11H-11 POSTER  Understanding Gravity Reduction and 
                    Gravity Anomaly: *X Li
   0830h   GB11H-12 POSTER  Gravity Measurements by the 
                    Geographical Survey Institute Japan During 
                    1990-1995: *N Inouchi, M Murakami, K Nitta, S 
                    Fujiwara
   0830h   GB11H-13 POSTER  Kriging for Mapping Free Air 
                    Anomalies in the Atlantic North Ocean: *M F 
                    LeQuentrec-Lalancette, G Desaive
   0830h   GB11H-14 POSTER  A New Dutch First Order Gravity 
                    Network and Gravity Datum (NEDZWA93): E J 
                    de Min, W Groenewoud
   0830h   GB11H-15 POSTER  An Absolute/Relative Gravity Base 
                    Net in the Emirate of Dubai: M A Zaffin, R 
                    Padmanabhan, R Passini, *F Rehren, M Schnull, 
                    W Torge
   0830h   GB11H-16 POSTER  Development of a Deep-Towed Gravity 
                    Meter for Ocean Geophysical Exploration: *J F 
                    Ridgway, M A Zumberge, J A Hildebrand
   0830h   GB11H-17 POSTER  The Austrian Gravity Base Net 1995 
                    Stabilized by Absolute Gravity Measurements 
                    and Connected to the European Network 
                    Adjustment: *D Ruess
   0830h   GB11H-18 POSTER  Detecting the Gross Errors in the 
                    Egyptian Gravity Networks Using Least 
                    Squares Collocation: *M A El Tokhey
   0830h   GB11H-19 POSTER  Dropping Mechanism for Absolute 
                    Gravimeters Using the "Silent Drop" Method: *T 
                    Tsubokawa, H Hanada, S Tsurura
   0830h   GB11H-20 POSTER  Ballistic Gradiometer for the 
                    Measurement of the Vertical Gravity 
                    Gradient: A Proposal: *L F Vitushkin, T 
                    Niebauer, A L Vitushkin
   0830h   GB11H-21 POSTER  New Determination of the Value of 
                    "g" in the BIPM Micronetwork Using the FG-5 
                    Absolute Gravimeter: L Robertsson, *L F 
                    Vitushkin, J M Chartier
   0830h   GB11H-22 POSTER  The Sino-German Absolute Gravity 
                    Campaign in China, 1993: B Richter, *H Wilmes, 
                    A Lothhammer, J Y Chen, Q X Qiu, Z H Wei, Q C 
                    Dai
   0830h   GB11H-23 POSTER  The New German Absolute Gravity Base 
                    Net: W Torge, E Reinhart, B Richter, *H 
                    Wilmes, A Franke
   0830h   GB11H-24 POSTER  Line Mixing Effects in CO~K2~L, 
                    O~K3~L, and CH~K4~L Absorption Bands: A V 
                    Polyakov, *Y M Timofeyev, M V Tonkov, N N 
                    Filippov
   0830h   GB11H-25 POSTER  Detection of the Non-stationary 
                    Components of the Gravity Field on the 
                    Italian Active Volcanoes: *G Berrino
   0830h   GB11H-26 POSTER  The SuperConducting GWR T~K0~L15 
                    Gravimeter Calibration: *G Casula, P Baldi, S 
                    Focardi, I Marson, F Palmonari

GB11I  EC:Arena  Mon  0830h
G10  Gravity Field Determination
Presiding: R Forsberg, Kort-og Matrikelstyrelsen

   0830h   GB11I-01 POSTER  The Perturbing Effect of Water Level 
                    Variations on the Local Gravity: *M 
                    Delcourt-Honorez
   0830h   GB11I-02 POSTER  Six Month Intercomparison of Two 
                    Superconducting Gravimeters in Brussels: *B 
                    Ducarme, F De Meyer, O Francis
   0830h   GB11I-03 POSTER  The Non-tidal Changes of Gravity and 
                    Their Tie With Geodynamics Processes: *P D 
                    Dvulit
   0830h   GB11I-04 POSTER  On the Reliability of Gravity 
                    Variations Measured by Cryogenic Gravimeters 
                    at Bad Homburg, Germany and Miami, USA: *C 
                    Elstner, M Harnisch, G Harnisch, B Richter, 
                    H G Wenzel, F Klopping
   0830h   GB11I-05 POSTER  Gravity Changes Associated With 
                    Groundwater Level Variations at Beppu, Japan: 
                    *Y Fukuda, H Mawatari, Y Yusa, T M Hunt
   0830h   GB11I-06 POSTER  On Gravity Measurements Related With 
                    the November 3, 1994 Solar Eclipse in Brazil: 
                    *S R C de Freitas, M Van Ruymbeke, B Ducarme, 
                    A Somerhausen, M S Mantovani, W Shukowsky
   0830h   GB11I-07 POSTER  Observations of Long-Term Gravity 
                    Change With an Absolute Gravimeter: *H Hanada, 
                    T Tsubokawa, S Tsuruta
   0830h   GB11I-08 POSTER  Investigations of Long-Term Gravity 
                    Changes: The Elimination of Air Pressure 
                    Effects: C Elstner, W Schwahn, G Jentzsch, *C 
                    Kroner, A Weise, H G Wenzel
   0830h   GB11I-09 POSTER  Calibration of a Superconducting 
                    Gravimeter Using Short Sets of Simultaneous 
                    Observations With an Absolute Gravimeter: *J  
                    Maekinen, J  Kaariainen, H  Virtanen
   0830h   GB11I-10 POSTER  Comparison of Absolute and Cryogenic 
                    Gravimeters: D S Robertson, G Sasagawa, F 
                    Klopping, R Bilham
   0830h   GB11I-11 POSTER  Nongravity Effects on the 
                    Superconducting Gravimeter at Metsahovi 
                    Station, Finland: *H Virtanen, J Kaariainen
   0830h   GB11I-12 POSTER  Geoid Determination in Hungary: 
                    Status Report 1995: *J Adam, A Kenyeres, A 
                    Sarbidai
   0830h   GB11I-13 POSTER  Gravity Field Solution for Croatia 
                    'CRO95': *T Basic, K Colic, B Pribicevic, D 
                    Medak
   0830h   GB11I-14 POSTER  GRIM4 Gravity Modelling: 
                    Performances and Errors: *R Biancale, G 
                    Balmino, J M Lemoine, J C Marty, B Moynot, P 
                    Schwintzer, C Reigber, A Bode, H Massmann, 
                    J C Raimondo
   0830h   GB11I-15 POSTER  A Study of the Behaviour of the 
                    Earth's Gravity Field in Australia: *W E 
                    Featherstone, K F Zhang, M P Stewart
   0830h   GB11I-16 POSTER  Comparison Between Altimetric and 
                    Gravimetric Geoids in the Azores-Gibraltar 
                    Region: M J Fernandes, L Bastos, *J C Catalao
   0830h   GB11I-17 POSTER  Gravimetric Geoid Studies in the 
                    Eastern Africa Region - Preliminary Results: 
                    *M K Gachari, J G Olliver
   0830h   GB11I-18 POSTER  Geoid Determination in Antarctic 
                    Shelf Ice Areas: *J Ihde, U Schirmer, F 
                    Stefani
   0830h   GB11I-19 POSTER  An Iterative Spacewise Approach for 
                    the Analysis of STEP-Gradiometer Data: M 
                    Hirsch, *W Keller
   0830h   GB11I-20 POSTER  Improved Gravimetric and 
                    GPS-Gravimetric Geoid Solutions for Hungary: 
                    Results and Tests: *A  Kenyeres
   0830h   GB11I-21 POSTER  Mean Sea Surface and Geoid in the 
                    Baltic Sea: *G  Liebsch, R  Dietrich, H  
                    Denker, W  Torge
   0830h   GB11I-22 POSTER  Local Geoid in Vrancea Region - 
                    Comparative Study Between Gravimetric Geoid 
                    and GPS/Levelling Geoid: R Tiberiu, V 
                    Schwieger, J Neuner
   0830h   GB11I-23 POSTER  A New Gravimetric Determination of 
                    the Geoid of the Iberian Peninsula: *M J 
                    Sevilla
   0830h   GB11I-24 POSTER  Comparison of Geosat-Derived Geoid 
                    Profiles With a Gravimetric Geoid in the 
                    North Sea: *M P Stewart, W E Featherstone, M 
                    Dumville

GB12A  ENGR:CR2-28  Mon  1330h
GJS3  The Figure of the Earth and Earth Rotation and Its 
Monitoring
Presiding: J Wahr, Univ of Colorado; M Feissel, 
           Observatoire de Paris

   1330h   GB12A-01 INVITED  Observational Constraints on Time 
                    Variations of the Earth's Mass Distribution 
                    From Monitoring Satellite Orbits and 
                    Geocenter Motion: *R J Eanes
   1345h   GB12A-02 INVITED  Secular Variability: Possible 
                    Effects of the Pleistocene Ice Load and of 
                    Present-Day Changes in Polar Ice: *J  Wahr, 
                    D  Han, P  Huybrechts
   1400h   GB12A-03 Earth Rotation, Glacial Isostatic 
                    Adjustment, and Deep Mantle Viscosity: *J 
                    Xianhua, W R Peltier
   1410h   GB12A-04 The Interpretation of Secular Changes in the 
                    Earth's Rotation: *D  Han, J  Wahr
   1413h   GB12A-05 Methods of Study of the Non-stationary Earth 
                    Figure - New Achievements: *M M Mashimov
   1416h   GB12A-06 Lithosphere Plates Motion and Secular 
                    Variations of the Earth Rotation: J Barkin, 
                    *S K Tatevian
   1419h   GB12A-07 Long-Term Length of Day Fluctuations: *N S 
                    Sidorenkov, P N Sidorenkov
   1422h   GB12A-08 Tidal Variations of the Earth Rotation 
                    Caused by Continental Drift: *B A Kagan, G A 
                    Kivman
   1425h   GB12A-09 Some Geophysical Effects of Causal Mechanics: 
                    *S M Korotaev, M L Arushanov
   1428h   GB12A-10 INVITED  Redistribution of Continental Water 
                    Mass and Earth Rotation: *B F Chao
   1443h   GB12A-11 On the Long-Term Rotational Dynamics of the 
                    Earth and Terrestrial Planets: *G  Spada, R  
                    Sabadini, E  Boschi
   1500h   Break
   1530h   GB12A-12 Terrestrial Reference Frame for 
                    Interdisciplinary Studies: *E C Pavlis
   1540h   GB12A-13 Contribution of Diurnal Polar Motion to 
                    Gravity Variations and Tidal Parameters: *W 
                    Schwahn, B Richter
   1543h   GB12A-14 It is Possible to Detect Precession and 
                    Nutations by Using Superconducting 
                    Gravimeter Data: *V  Dehant, C  Bizouard, S  
                    Loyer
   1546h   GB12A-15 INVITED  Monitoring Atmospheric Angular 
                    Momentum Indices for Geophysical Research 
                    and Geodesy: *D A Salstein, A J Miller
   1601h   GB12A-16 Correlation of Atmospheric Angular Momentum 
                    and VLBI Earth Orientation at Periods Below 
                    Two Weeks: C  Ma, B F Chao, *J M Gipson
   1611h   GB12A-17 Changes in the Earth's Rotation Over the 
                    Past 2700 Years: F R Stephenson, *L V 
                    Morrison
   1621h   GB12A-18 Relativistic Timescale Analysis Suggests 
                    Lunar Theory Revision: *S D Deines, C A 
                    Williams
   1631h   GB12A-19 Timing Records of Ancient Lunar Eclipses in 
                    China and the Earth's Spin Rate: Y Han, P 
                    Zhang
   1634h   GB12A-20 Earth's Past Rotation and Moment of Inertia 
                    and the Moon's Orbital Evolution: A 
                    Benchmark Datum From Neoproterozoic Tidal 
                    Strata in Australia: *G E Williams
   1637h   GB12A-21 Tidal Friction and the Evolution of the 
                    Earth-Moon System: *V M Kiselyov, N Y 
                    Drozdova
   1640h   GB12A-22 An Analysis of the New Long Polar Motion 
                    Series: *A Brzezinski
   1643h   GB12A-23 INVITED  Monitoring Earth Rotation and 
                    Reference Frames: Science or Technology 
                    Driven?: *D H Gambis

GB12B  EC:Room 4  Mon  1330h
G9  Section II:  Advanced Space Techniques
Presiding: C Reigber, GFZ Potsdam; R Rummel, 
           Technische Univ Muenchen

   1330h   INTRODUCTION: C Reigber and R Rummel,
                    GFZ Potsdam and Technisch Univ Muenchen
   1415h   GB12B-01 Earth Observation Satellite Orbit 
                    Determination Using GPS: V Ashkenazi, *W Chen, 
                    C J Hill, T Moore, K Shaw, N Shave
   1430h   GB12B-02 Ground Processing of GPS Navigation Data 
                    From Low Orbiting Satellites: *J M Dow, T J 
                    Martin-Mur, S Casotto, N Bondarenco
   1445h   GB12B-03 Evaluation of Space-Based Orbit 
                    Determination for the Explorer Platform: *T R 
                    Olson, E C Pavlis
   1500h   Break
   1530h   GB12B-04 Determination of the Gravity Field and 
                    Rotational Dynamics of an Asteroid by 
                    Tracking an Orbiting Spacecraft: *J K Miller, 
                    B G Williams, D K Yeomans
   1545h   GB12B-05 VLBI Tests of Tropospheric Delay Calibration 
                    With WVRs: *R P Linfield, L P Teitelbaum, S J 
                    Keihm, G M Resch, M J Mahoney
   1600h   GB12B-06 Application of Space VLBI to Geodesy and 
                    Geodynamics: *M N Kulkarni, J Adam, I I 
                    Mueller, B Schaffrin
   1615h   GB12B-07 A Comparison and Improvement Orbit 
                    Determination Methods and Dynamic Model 
                    Analysis for Satellite: *J Zhou
   1630h   GB12B-08 Using the GPSVan~LTM~K: Operational 
                    Efficiencies Through GIS and GPS: *J D 
                    Bossler
   1645h   GB12B-09 Transponders for Altimeter Calibration and 
                    Height Transfer: P Pesec, H Sunkel, N 
                    Windholz

GB12C  EC:Room 3  Mon  1715h
G9  Section II:  Advanced Space Techniques
Presiding: R Reigber, GFZ Potsdam; R Rummel, 
           Technische Universitat Muenchen

   1715h   GB12C-01 On the Various Disturbing Influences of the 
                    Higher Orders Acting on the Satellite's Orbit: 
                    *J Kabelac
   1717h   GB12C-02 Robust Estimation of Variance and Covariance 
                    Components for GPS Network: T Benzao, *W 
                    Xinzhou, L Jingnan
   1719h   GB12C-03 The Research on Improving the Accuracy of 
                    Vertical Components of GPS Network by Using 
                    Stochastic Estimation: *Z Shao, M Ge, J Liu
   1721h   GB12C-04 The Confidence Evaluation on GPS Kinematic 
                    Data: L Jiyu, C Xiaoming
   1723h   GB12C-05 The Generalized Stochastic Estimation and 
                    Its Least Square Algorithm for Tropospheric 
                    Delay in GPS Positioning: *J Liu, M Ge
   1725h   GB12C-06 A Sensitivity Analysis for Orbit 
                    Determination of Space VLBI Satellites for 
                    Interconnection of Reference Frames: *M N 
                    Kulkarni, J Adam
   1727h   GB12C-07 Data Analysis Procedure of Helwan Satellite 
                    Laser Station (SLR): *G Fahim
   1729h   GB12C-08 TIGO - The Transportable Integrated Geodetic 
                    Observatory, a Fundamental Station for 
                    Geodynamic Research: *W Schluter, A Boer, R 
                    Dassing, R Kilger, H Hase, H Seeger, P 
                    Sperber
   1731h   GB12C-09 Collocation Results of New Satellite Laser 
                    Ranging System: M Abele, J Balodis, A Kalnins, 
                    A Rubans, O West, J Vjaters
   1733h   GB12C-10 Quick-Look Altimeter Products Generated at 
                    the German Processing and Archiving Facility: 
                    *T Gruber, M Anzenhofer, M Rentsch
   1735h   GB12C-11 GPS-Based Precise Orbit Determination of 
                    Low-Earth Satellites: Z  Kang, P  Schwintzer, 
                    *C  Reigber, S Y Zhu
   1737h   GB12C-12 A New Model for Anisotropic Reflection 
                    Effect on Ajisai: *A Sengoku, M K Cheng, B E 
                    Schutz
   1739h   GB12C-13 Analysis of About Three Years of GPS Orbits 
                    as Determined by the CODE Processing Center 
                    of the IGS: *M  Rothacher, G Beutler, U 
                    Hugentobler, R Weber

GB12D  EC:Room 4  Mon  1800h
G10  Gravity Field Determination Poster Summaries
Presiding: R Forsberg, Kort-og Matrikelstyrelsen

   1807h   GB12D-01 The Perturbing Effect of Water Level 
                    Variations on the Local Gravity: *M 
                    Delcourt-Honorez
   1809h   GB12D-02 Six Month Intercomparison of Two 
                    Superconducting Gravimeters in Brussels: *B 
                    Ducarme, F De Meyer, O Francis
   1811h   GB12D-03 The Non-tidal Changes of Gravity and Their 
                    Tie With Geodynamics Processes: *P D Dvulit
   1813h   GB12D-04 On the Reliability of Gravity Variations 
                    Measured by Cryogenic Gravimeters at Bad 
                    Homburg, Germany and Miami, USA: *C Elstner, 
                    M Harnisch, G Harnisch, B Richter, H G Wenzel, 
                    F Klopping
   1815h   GB12D-05 Gravity Changes Associated With Groundwater 
                    Level Variations at Beppu, Japan: *Y Fukuda, 
                    H Mawatari, Y Yusa, T M Hunt
   1817h   GB12D-06 On Gravity Measurements Related With the 
                    November 3, 1994 Solar Eclipse in Brazil: 
                    *S R C de Freitas, M Van Ruymbeke, B Ducarme, 
                    A Somerhausen, M S Mantovani, W Shukowsky
   1819h   GB12D-07 Observations of Long-Term Gravity Change 
                    With an Absolute Gravimeter: *H Hanada, T 
                    Tsubokawa, S Tsuruta
   1821h   GB12D-08 Investigations of Long-Term Gravity Changes: 
                    The Elimination of Air Pressure Effects: C 
                    Elstner, W Schwahn, G Jentzsch, *C Kroner, A 
                    Weise, H G Wenzel
   1823h   GB12D-09 Calibration of a Superconducting Gravimeter 
                    Using Short Sets of Simultaneous 
                    Observations With an Absolute Gravimeter: *J  
                    Maekinen, J  Kaariainen, H  Virtanen
   1825h   GB12D-10 Comparison of Absolute and Cryogenic 
                    Gravimeters: D S Robertson, G Sasagawa, F 
                    Klopping, R Bilham
   1829h   GB12D-11 Nongravity Effects on the Superconducting 
                    Gravimeter at Metsahovi Station, Finland: *H 
                    Virtanen, J Kaariainen
   1831h   GB12D-12 Geoid Determination in Hungary: Status 
                    Report 1995: *J Adam, A Kenyeres, A Sarbidai
   1833h   GB12D-13 Gravity Field Solution for Croatia 'CRO95': *T 
                    Basic, K Colic, B Pribicevic, D Medak
   1835h   GB12D-14 GRIM4 Gravity Modelling: Performances and 
                    Errors: *R Biancale, G Balmino, J M Lemoine, 
                    J C Marty, B Moynot, P Schwintzer, C Reigber, 
                    A Bode, H Massmann, J C Raimondo
   1837h   GB12D-15 A Study of the Behaviour of the Earth's 
                    Gravity Field in Australia: *W E Featherstone, 
                    K F Zhang, M P Stewart
   1839h   GB12D-16 Comparison Between Altimetric and 
                    Gravimetric Geoids in the Azores-Gibraltar 
                    Region: M J Fernandes, L Bastos, *J C Catalao
   1841h   GB12D-17 Gravimetric Geoid Studies in the Eastern 
                    Africa Region - Preliminary Results: *M K 
                    Gachari, J G Olliver
   1843h   GB12D-18 Geoid Determination in Antarctic Shelf Ice 
                    Areas: *J Ihde, U Schirmer, F Stefani
   1845h   GB12D-19 An Iterative Spacewise Approach for the 
                    Analysis of STEP-Gradiometer Data: M Hirsch, 
                    *W Keller
   1847h   GB12D-20 Improved Gravimetric and GPS-Gravimetric 
                    Geoid Solutions for Hungary: Results and 
                    Tests: *A  Kenyeres
   1849h   GB12D-21 Mean Sea Surface and Geoid in the Baltic Sea: 
                    *G  Liebsch, R  Dietrich, H  Denker, W  Torge
   1851h   GB12D-22 Local Geoid in Vrancea Region - Comparative 
                    Study Between Gravimetric Geoid and 
                    GPS/Levelling Geoid: R Tiberiu, V Schwieger, 
                    J Neuner
   1853h   GB12D-23 A New Gravimetric Determination of the Geoid 
                    of the Iberian Peninsula: *M J Sevilla
   1855h   GB12D-24 Comparison of Geosat-Derived Geoid Profiles 
                    With a Gravimetric Geoid in the North Sea: 
                    *M P Stewart, W E Featherstone, M Dumville

GB12E  D WRD:Auditorium  Mon  1330h
G10  Gravity Variation With Time
Presiding: B Richter, Inst fur Angewandte Geodasie

   1330h   GB12E-01 Comparison of Simultaneous Observations With 
                    Two Superconducting Gravity Meters at Kyoto, 
                    Japan: *T Higashi, A Mukai, S Takemoto, I 
                    Nakagawa
   1345h   GB12E-02 Results of Two and a Half Year's Observation 
                    With a Superconducting Gravimeter at GFZ 
                    Potsdam: *J  Neumeyer, H J Dittfeld
   1400h   GB12E-03 Calibration of a Superconducting Gravimeter 
                    From Repeated Absolute Gravity Measurements: 
                    *J Hinderer, N Florsch, J Makinen
   1415h   GB12E-04 Global Stack of Gravity Pole Tide 
                    Observations: B Richter, *H G Wenzel
   1430h   GB12E-05 A Two Year Time Series of Absolute Gravity 
                    Observations at TMGO: *G Sasagawa
   1445h   GB12E-06 Vertical Crustal Motion Observations Using 
                    Absolute Gravimetry: *G Peter, W E Carter, F 
                    Klopping, G Sasagawa

GB12F  D WRD:Auditorium  Mon  1530h
G10  Geoid Determination
Presiding: H Suenkel, Technische Universitat Graz

   1530h   GB12F-01 Representation of Gravity Field in Egypt 
                    Based on Digital Terrain Model: *D Alnaggar
   1545h   GB12F-02 An Investigation of Sea Surface Topography 
                    Around Western Europe From GPS, Geoid, and 
                    Tide Gauge Data: *A H Dodson, R M Bingley, 
                    C C Chang, H Denker, D Behrend, W Torge
   1600h   GB12F-03 Gravity Field Improvement in the 
                    Mediterranean Sea by Correcting the Bottom 
                    Topography Using Collocation: *D Arabelos, 
                    I N Tziavos
   1615h   GB12F-04 Austrian Geoid 2000: E Erker, B 
                    Hofmann-Wellenhof, H Moritz, *H Sunkel
   1630h   GB12F-05 A Local Geoid for the Okavango Delta: *C L 
                    Merry
   1645h   GB12F-06 The Geoid in South America: *D Blitzkow, J D 
                    Fairhead, M C B Lobianco

GB12H  EC:Room 4  Mon  1715h
G10  Gravity Field Determination
Presiding: R Forsberg, Kort-og Matrikelstyrelsen

   1715h   GB12H-01 Secondary Gravity Network Brazil: J L A 
                    Trabanco, D Blitzkow
   1717h   GB12H-02 Calibration of a Cryogenic Gravimeter by 
                    Artificial Acceleration and Comparison With 
                    Absolute Measurements: *B Richter, H Wilmes, 
                    I Nowak, P Wolf
   1719h   GB12H-03 Application of the Global Positioning System 
                    to Determine Gravity Deflections of the 
                    Vertical at-Sea: A G Evans, B R Hermann, G L 
                    Sitzman, L H Bartyczak, J P Dugan, B W 
                    Remondi
   1721h   GB12H-04 Statistical Study of the Gravity Anomalies 
                    in Austria: *H Abd-Elmotaal
   1723h   GB12H-05 Gravimetric Data in the Seismic Gap of 
                    Northern Chile, South America: M S Avendano, 
                    V M Araneda
   1725h   GB12H-06 Gravity Field Determination in the German 
                    Bight (North Sea): *D Behrend, H Denker, W 
                    Torge
   1727h   GB12H-07 The Construction of an Ocean Bottom Absolute 
                    Gravity Meter and the Establishment of Ocean 
                    Bottom Benchmarks on the Juan de Fuca Ridge: 
                    *E L Canuteson, M A Zumberge
   1729h   GB12H-08 Gravimetric Determination of Upper Crustal 
                    Density - Distribution: J C Bhattacharji, *S K 
                    Chabak
   1731h   GB12H-09 The Milligal in Argentina About 1965: *A A 
                    Cerrato, M B M Gonzalez, M Starobinsky
   1733h   GB12H-10 Gravimetry and the Earth Crust Dynamics: *A A 
                    Cerrato, M B M Gonzalez, M Starobinsky
   1735h   GB12H-11 Understanding Gravity Reduction and Gravity 
                    Anomaly: *X Li
   1737h   GB12H-12 Gravity Measurements by the Geographical 
                    Survey Institute Japan During 1990-1995: *N 
                    Inouchi, M Murakami, K Nitta, S Fujiwara
   1739h   GB12H-13 Kriging for Mapping Free Air Anomalies in 
                    the Atlantic North Ocean: *M F 
                    LeQuentrec-Lalancette, G Desaive
   1741h   GB12H-14 A New Dutch First Order Gravity Network and 
                    Gravity Datum (NEDZWA93): E J de Min, W 
                    Groenewoud
   1743h   GB12H-15 An Absolute/Relative Gravity Base Net in the 
                    Emirate of Dubai: M A Zaffin, R Padmanabhan, 
                    R Passini, *F Rehren, M Schnull, W Torge
   1745h   GB12H-16 Development of a Deep-Towed Gravity Meter 
                    for Ocean Geophysical Exploration: *J F 
                    Ridgway, M A Zumberge, J A Hildebrand
   1747h   GB12H-17 The Austrian Gravity Base Net 1995 
                    Stabilized by Absolute Gravity Measurements 
                    and Connected to the European Network 
                    Adjustment: *D Ruess
   1749h   GB12H-18 Detecting the Gross Errors in the Egyptian 
                    Gravity Networks Using Least Squares 
                    Collocation: *M A El Tokhey
   1751h   GB12H-19 Dropping Mechanism for Absolute Gravimeters 
                    Using the "Silent Drop" Method: *T Tsubokawa, 
                    H Hanada, S Tsurura
   1753h   GB12H-20 Ballistic Gradiometer for the Measurement of 
                    the Vertical Gravity Gradient: A Proposal: 
                    *L F Vitushkin, T Niebauer, A L Vitushkin
   1755h   GB12H-21 New Determination of the Value of "g" in the 
                    BIPM Micronetwork Using the FG-5 Absolute 
                    Gravimeter: L Robertsson, *L F Vitushkin, J M 
                    Chartier
   1757h   GB12H-22 The Sino-German Absolute Gravity Campaign in 
                    China, 1993: B Richter, *H Wilmes, A 
                    Lothhammer, J Y Chen, Q X Qiu, Z H Wei, Q C 
                    Dai
   1759h   GB12H-23 The New German Absolute Gravity Base Net: W 
                    Torge, E Reinhart, B Richter, *H Wilmes, A 
                    Franke
   1801h   GB12H-24 Line Mixing Effects in CO~K2~L, O~K3~L, and 
                    CH~K4~L Absorption Bands: A V Polyakov, *Y M 
                    Timofeyev, M V Tonkov, N N Filippov
   1803h   GB12H-25 Detection of the Non-stationary Components 
                    of the Gravity Field on the Italian Active 
                    Volcanoes: *G Berrino
   1805h   GB12H-26 The SuperConducting GWR T~K0~L15 Gravimeter 
                    Calibration: *G Casula, P Baldi, S Focardi, I 
                    Marson, F Palmonari
   1807h   Discussion

GB21A  ENGR:CR 2-28  Tues  0830h
G7  New Concepts in Space Geodesy
Presiding: P L Bender, Univ of Colorado; C Reigber, GFZ Potsdam

   0830h   GB21A-01 INVITED  The Determination of the Shape, 
                    Gravity Field, and Dynamics of Asteroid 433 
                    Eros: *M T Zuber, D E Smith
   0855h   GB21A-02 INVITED  Satellite Laser Ranging, 
                    Gravitational Physics, and the LAGEOS III 
                    Experiment: *I Ciufolini
   0920h   GB21A-03 LAGEOS II Contributions to Geodynamics: *R 
                    Kolenkiewicz, D E Smith, P J Dunn, M H 
                    Torrence
   0933h   GB21A-04 TIDES: Sensing Global Change From Space With 
                    Laser Interferometry: O L Colombo, B F Chao
   0946h   GB21A-05 SLR 2000: An Automated Satellite Laser 
                    Ranging Statioin for the 21st Century: J J 
                    Degnan, D E Smith
   1000h   Break
   1030h   GB21A-06 INVITED  Prospects for a Dedicated Gravity 
                    Field Mission: *R Rummel
   1055h   GB21A-07 INVITED  The Gravity Probe B Relativity 
                    Experiment and Geodesy: *N J Kasdin, M Tapley, 
                    C W F Everitt, J Turneaure, B W Parkinson, 
                    D B DeBra, D E Smith
   1120h   GB21A-08 INVITED  High Resolution Mapping Missions 
                    With Superconducting Gravity Gradiometers: 
                    *H J Paik
   1145h   GB21A-09 Precision Orbit Determination and Gravity 
                    Field Improvement Derived From TDRSS Orbit 
                    Detemination: *J A Marshall, F G Lemoine, S B 
                    Luthcke, J C Chan, R G Williamson, C Cox

GB21B  EC:Arena  Tues  0830h
G7  New Concepts in Geodesy - Posters
Presiding: R Rummel, Technische Univ of Muenchen; F Nouel, 
           Centre Nat'l d'Etudes Spatiales

   0830h   GB21B-01 POSTER  Spaceborne Gravimetry - The Future 
                    at ESA: M Schuyer, P Silvestrin, R Reinhard, 
                    Y Jafry
   0830h   GB21B-02 POSTER  Issues in Satellite Gravity 
                    Gradiometry: Aristoteles and Future Missions: 
                    *S V Bettadpur, B E Schutz
   0830h   GB21B-03 POSTER  A Low-Cost Satellite System to 
                    Monitor Gravity Changes: *T A Clark, B G 
                    Bills, J A Marshall
   0830h   GB21B-04 POSTER  Regional Gravity Field Determination 
                    - Simulation Studies of Future Satellite 
                    Missions: *M Thalhammer, K H Ilk
   0830h   GB21B-05 POSTER  An Assessment of the Accuracy of 
                    Some Error Prediction Methods for Satellite 
                    Gradiometry: *M van Gelderen, R Koop
   0830h   GB21B-06 POSTER  Geodesy From STEP: M M Watkins, *M A 
                    Vincent
   0830h   GB21B-07 POSTER  Altimetry for Geodesy and 
                    Oceanography (AGO): *E J Christensen
   0830h   GB21B-08 POSTER  Gravity Model Improvement From T/P 
                    GPS Tracking Data: *E C Pavlis, N K Pavlis, 
                    D D Rowlands, J L Wiser
   0830h   GB21B-09 POSTER  Role of Satellite Altimetry in 
                    Determination of Land Topography: *P A M 
                    Berry
   0830h   GB21B-10 POSTER  Processing DORIS Data Using a 
                    Multi-satellite Approach: Possible 
                    Strategies and First Results: *P  Willis, W  
                    Bertiger, R  Muellerschoen
   0830h   GB21B-11 POSTER  Geodetic Requirements on a Future 
                    Civil GNSS: *B Eissfeller, G W Hein, E 
                    Lohnert
   0830h   GB21B-12 POSTER  Geodetic and Geophysical 
                    Investigation of Mercury and Its Possible 
                    Fluid Core From an Orbiter-Lander Mission: *X  
                    Wu, P L Bender, G W Rosborough
   0830h   GB21B-13 POSTER  The International Advanced 
                    Correlator Project: *A  Whitney, T A Clark, 
                    A  Bos, B  Anderson, J  Canaris
   0830h   GB21B-14 POSTER  VLBI Recorder Development at MIT 
                    Haystack Observatory: *H  Hinteregger
   0830h   GB21B-15 POSTER  Using Increased Mark IV Sensitivity 
                    for Better Geodesy: *D B Shaffer, N R 
                    Vandenberg, D S MacMillan
   0830h   GB21B-16 POSTER  The Theoretical Aspects of the 
                    Relativistic Navigation: *S G Turyshev, J D 
                    Anderson
   0830h   GB21B-17 POSTER  Solving Step Observation Equations 
                    Using Bi-orthogonal Series Theory: A 
                    Albertella, *F Migliaccio, F Sanso

GB21C  EC:Arena  Tues  0830h
G10  Gravity Field Determination - Posters
Presiding: R Forsberg, Kort-og Matrikelstyrelsen

   0830h   GB21C-01 POSTER  The Perturbing Effect of Water Level 
                    Variations on the Local Gravity: *M 
                    Delcourt-Honorez
   0830h   GB21C-02 POSTER  Six Month Intercomparison of Two 
                    Superconducting Gravimeters in Brussels: *B 
                    Ducarme, F De Meyer, O Francis
   0830h   GB21C-03 POSTER  The Non-tidal Changes of Gravity and 
                    Their Tie With Geodynamics Processes: *P D 
                    Dvulit
   0830h   GB21C-04 POSTER  On the Reliability of Gravity 
                    Variations Measured by Cryogenic Gravimeters 
                    at Bad Homburg, Germany and Miami, USA: *C 
                    Elstner, M Harnisch, G Harnisch, B Richter, 
                    H G Wenzel, F Klopping
   0830h   GB21C-05 POSTER  Gravity Changes Associated With 
                    Groundwater Level Variations at Beppu, Japan: 
                    *Y Fukuda, H Mawatari, Y Yusa, T M Hunt
   0830h   GB21C-06 POSTER  On Gravity Measurements Related With 
                    the November 3, 1994 Solar Eclipse in Brazil: 
                    *S R C de Freitas, M Van Ruymbeke, B Ducarme, 
                    A Somerhausen, M S Mantovani, W Shukowsky
   0830h   GB21C-07 POSTER  Observations of Long-Term Gravity 
                    Change With an Absolute Gravimeter: *H Hanada, 
                    T Tsubokawa, S Tsuruta
   0830h   GB21C-08 POSTER  Investigations of Long-Term Gravity 
                    Changes: The Elimination of Air Pressure 
                    Effects: C Elstner, W Schwahn, G Jentzsch, *C 
                    Kroner, A Weise, H G Wenzel
   0830h   GB21C-09 POSTER  Calibration of a Superconducting 
                    Gravimeter Using Short Sets of Simultaneous 
                    Observations With an Absolute Gravimeter: *J  
                    Maekinen, J  Kaariainen, H  Virtanen
   0830h   GB21C-10 POSTER  Comparison of Absolute and Cryogenic 
                    Gravimeters: D S Robertson, G Sasagawa, F 
                    Klopping, R Bilham
   0830h   GB21C-11 POSTER  Nongravity Effects on the 
                    Superconducting Gravimeter at Metsahovi 
                    Station, Finland: *H Virtanen, J Kaariainen
   0830h   GB21C-12 POSTER  Geoid Determination in Hungary: 
                    Status Report 1995: *J Adam, A Kenyeres, A 
                    Sarbidai
   0830h   GB21C-13 POSTER  Gravity Field Solution for Croatia 
                    'CRO95': *T Basic, K Colic, B Pribicevic, D 
                    Medak
   0830h   GB21C-14 POSTER  GRIM4 Gravity Modelling: 
                    Performances and Errors: *R Biancale, G 
                    Balmino, J M Lemoine, J C Marty, B Moynot, P 
                    Schwintzer, C Reigber, A Bode, H Massmann, 
                    J C Raimondo
   0830h   GB21C-15 POSTER  A Study of the Behaviour of the 
                    Earth's Gravity Field in Australia: *W E 
                    Featherstone, K F Zhang, M P Stewart
   0830h   GB21C-16 POSTER  Comparison Between Altimetric and 
                    Gravimetric Geoids in the Azores-Gibraltar 
                    Region: M J Fernandes, L Bastos, *J C Catalao
   0830h   GB21C-17 POSTER  Gravimetric Geoid Studies in the 
                    Eastern Africa Region - Preliminary Results: 
                    *M K Gachari, J G Olliver
   0830h   GB21C-18 POSTER  Geoid Determination in Antarctic 
                    Shelf Ice Areas: *J Ihde, U Schirmer, F 
                    Stefani
   0830h   GB21C-19 POSTER  An Iterative Spacewise Approach for 
                    the Analysis of STEP-Gradiometer Data: M 
                    Hirsch, *W Keller
   0830h   GB21C-20 POSTER  Improved Gravimetric and 
                    GPS-Gravimetric Geoid Solutions for Hungary: 
                    Results and Tests: *A  Kenyeres
   0830h   GB21C-21 POSTER  Mean Sea Surface and Geoid in the 
                    Baltic Sea: *G  Liebsch, R  Dietrich, H  
                    Denker, W  Torge
   0830h   GB21C-22 POSTER  Local Geoid in Vrancea Region - 
                    Comparative Study Between Gravimetric Geoid 
                    and GPS/Levelling Geoid: R Tiberiu, V 
                    Schwieger, J Neuner
   0830h   GB21C-23 POSTER  A New Gravimetric Determination of 
                    the Geoid of the Iberian Peninsula: *M J 
                    Sevilla
   0830h   GB21C-24 POSTER  Comparison of Geosat-Derived Geoid 
                    Profiles With a Gravimetric Geoid in the 
                    North Sea: *M P Stewart, W E Featherstone, M 
                    Dumville

GB21D  EC:Arena  Tues  0830h
G10  Gravity Field Determination - Posters
Presiding: R Forsberg, Kort-og Matrikelstyrelsen

   0830h   GB21D-01 POSTER  Secondary Gravity Network Brazil: 
                    J L A Trabanco, D Blitzkow
   0830h   GB21D-02 POSTER  Calibration of a Cryogenic 
                    Gravimeter by Artificial Acceleration and 
                    Comparison With Absolute Measurements: *B 
                    Richter, H Wilmes, I Nowak, P Wolf
   0830h   GB21D-03 POSTER  Application of the Global 
                    Positioning System to Determine Gravity 
                    Deflections of the Vertical at-Sea: A G Evans, 
                    B R Hermann, G L Sitzman, L H Bartyczak, J P 
                    Dugan, B W Remondi
   0830h   GB21D-04 POSTER  Statistical Study of the Gravity 
                    Anomalies in Austria: *H Abd-Elmotaal
   0830h   GB21D-05 POSTER  Gravimetric Data in the Seismic Gap 
                    of Northern Chile, South America: M S 
                    Avendano, V M Araneda
   0830h   GB21D-06 POSTER  Gravity Field Determination in the 
                    German Bight (North Sea): *D Behrend, H 
                    Denker, W Torge
   0830h   GB21D-07 POSTER  The Construction of an Ocean Bottom 
                    Absolute Gravity Meter and the Establishment 
                    of Ocean Bottom Benchmarks on the Juan de 
                    Fuca Ridge: *E L Canuteson, M A Zumberge
   0830h   GB21D-08 POSTER  Gravimetric Determination of Upper 
                    Crustal Density - Distribution: J C 
                    Bhattacharji, *S K Chabak
   0830h   GB21D-09 POSTER  The Milligal in Argentina About 1965: 
                    *A A Cerrato, M B M Gonzalez, M Starobinsky
   0830h   GB21D-10 POSTER  Gravimetry and the Earth Crust 
                    Dynamics: *A A Cerrato, M B M Gonzalez, M 
                    Starobinsky
   0830h   GB21D-11 POSTER  Understanding Gravity Reduction and 
                    Gravity Anomaly: *X Li
   0830h   GB21D-12 POSTER  Gravity Measurements by the 
                    Geographical Survey Institute Japan During 
                    1990-1995: *N Inouchi, M Murakami, K Nitta, S 
                    Fujiwara
   0830h   GB21D-13 POSTER  Kriging for Mapping Free Air 
                    Anomalies in the Atlantic North Ocean: *M F 
                    LeQuentrec-Lalancette, G Desaive
   0830h   GB21D-14 POSTER  A New Dutch First Order Gravity 
                    Network and Gravity Datum (NEDZWA93): E J 
                    de Min, W Groenewoud
   0830h   GB21D-15 POSTER  An Absolute/Relative Gravity Base 
                    Net in the Emirate of Dubai: M A Zaffin, R 
                    Padmanabhan, R Passini, *F Rehren, M Schnull, 
                    W Torge
   0830h   GB21D-16 POSTER  Development of a Deep-Towed Gravity 
                    Meter for Ocean Geophysical Exploration: *J F 
                    Ridgway, M A Zumberge, J A Hildebrand
   0830h   GB21D-17 POSTER  The Austrian Gravity Base Net 1995 
                    Stabilized by Absolute Gravity Measurements 
                    and Connected to the European Network 
                    Adjustment: *D Ruess
   0830h   GB21D-18 POSTER  Detecting the Gross Errors in the 
                    Egyptian Gravity Networks Using Least 
                    Squares Collocation: *M A El Tokhey
   0830h   GB21D-19 POSTER  Dropping Mechanism for Absolute 
                    Gravimeters Using the "Silent Drop" Method: *T 
                    Tsubokawa, H Hanada, S Tsurura
   0830h   GB21D-20 POSTER  Ballistic Gradiometer for the 
                    Measurement of the Vertical Gravity 
                    Gradient: A Proposal: *L F Vitushkin, T 
                    Niebauer, A L Vitushkin
   0830h   GB21D-21 POSTER  New Determination of the Value of 
                    "g" in the BIPM Micronetwork Using the FG-5 
                    Absolute Gravimeter: L Robertsson, *L F 
                    Vitushkin, J M Chartier
   0830h   GB21D-22 POSTER  The Sino-German Absolute Gravity 
                    Campaign in China, 1993: B Richter, *H Wilmes, 
                    A Lothhammer, J Y Chen, Q X Qiu, Z H Wei, Q C 
                    Dai
   0830h   GB21D-23 POSTER  The New German Absolute Gravity Base 
                    Net: W Torge, E Reinhart, B Richter, *H 
                    Wilmes, A Franke
   0830h   GB21D-24 POSTER  Line Mixing Effects in CO~K2~L, 
                    O~K3~L, and CH~K4~L Absorption Bands: A V 
                    Polyakov, *Y M Timofeyev, M V Tonkov, N N 
                    Filippov
   0830h   GB21D-25 POSTER  Detection of the Non-stationary 
                    Components of the Gravity Field on the 
                    Italian Active Volcanoes: *G Berrino
   0830h   GB21D-26 POSTER  The SuperConducting GWR T~K0~L15 
                    Gravimeter Calibration: *G Casula, P Baldi, S 
                    Focardi, I Marson, F Palmonari

GB22A  ENGR:CR2-28  Tues  1330h
G7  New Concepts in Space Geodesy
Presiding: R Rummel, Technische Universitat Muenchen; F Nouel, 
           CNES

   1330h   GB22A-01 INVITED  GFZ Involvement in New Missions and 
                    Observing Techniques: *C Reigber
   1355h   GB22A-02 INVITED  DORIS-DIODE: An Omnipresent Orbit 
                    Determination System: *F Nouel, J P Berthias, 
                    M Deleuze, S Houry, C Jayles, P Laudet, D 
                    Pradines
   1420h   GB22A-03 Results From PRARE on METEOR-3 and ERS-2: C 
                    Reigber, *F Flechtner, C Foerste, A Haerting, 
                    T Jopek, F H Massmann, J C Raimondo
   1433h   GB22A-04 Doris Results on Positioning and Large Scale 
                    Tectonic Plate Motions: *J F Cretaux, L 
                    Soudarin, A Cazenave
   1446h   GB22A-05 The BRIDGE Project: A Gravity Mission in 
                    Support to Altimetry: G Balmino, *R Biancale, 
                    J C Marty, F Perosanz, M Lefebvre, F Barlier
   1500h   Break
   1530h   GB22A-06 INVITED  GPS Applications in Space: *W G 
                    Melbourne, T P Yunck
   1555h   GB22A-07 INVITED  Capabilities and Prospects of 
                    SAR-Interferometry: *P Hartl
   1620h   GB22A-08 INVITED  Application of Space VLBI in the 
                    Field of Astrometry and Geodynamics: 
                    State-of-the-Art 1995: *J Adam
   1645h   GB22A-09 The Mark IV VLBI Data-Acquisition System: *A  
                    Whitney, T A Clark, W  Himwich

GB31A  ENGR:CR2-28  Wed  0830h
G3  Global Gravity Field and Its Temporal Variation
Presiding: R H Rapp, Ohio State Univ

   0830h   INTRODUCTION: R H Rapp,Ohio State Univ
   0835h   GB31A-01 INVITED  Applications of Global Gravity 
                    Field Models in Geodesy and Oceanography: R S 
                    Nerem, S M Klosko, N K Pavlis
   0855h   GB31A-02 INVITED  Marine Gravity From Satellite 
                    Altimetry Over Ocean and Sea Ice: *D T 
                    Sandwell, M M Yale, D C McAdoo, W H F Smith
   0915h   GB31A-03 INVITED  The Role and Capability of Absolute 
                    Gravity Measurements for Determining the 
                    Temporal Variations in the Earth's Gravity 
                    Field: *A  Lambert, T S James, J O Liard, N  
                    Courtier
   0935h   GB31A-04 INVITED  Temporal Variability of Earth's 
                    Gravitational Field From Satellite Laser 
                    Ranging Observations: *R J Eanes, S V 
                    Bettadpur
   1000h   Break
   1030h   GB31A-05 The Use of GPS Data for Global Gravity Field 
                    Determination: B D Tapley, *H J Rim, J C Ries, 
                    B E Schutz, C K Shum
   1045h   GB31A-06 Accuracy Estimates of Geopotential Models 
                    and Global Geoids: K F Burke, *S A True, M 
                    Bursa, K Radej
   1100h   GB31A-07 The 1995 GFZ High Resolution Gravity Model: *T 
                    Gruber, M Anzenhofer, M Rentsch
   1115h   GB31A-08 The Altimetry Derived Gravity Anomalies to 
                    Be Used in Computing the Joint DMA/NASA 
                    Earth Gravity Model: *R Trimmer, D Manning
   1130h   GB31A-09 The Development of a Global Surface Gravity 
                    Data Base to Be Used in the Joint DMA/GSFC 
                    Geopotential Model: *S C Kenyon, N K Pavlis
   1145h   GB31A-10 Preliminary Results From the Joint GSFC/DMA 
                    Gravity Model Project: R S Nerem, F J Lerch, 
                    R Salman, R Trimmer, S Kenyon, R H Rapp, N K 
                    Pavlis, S M Klosko, J C Chan, M H Torrence, 
                    Y M Wang, R G Williamson, E C Pavlis

GB31B  EC:Arena  Wed  0830h
G3  Global Gravity Field and Its Temporal Variation - Posters
Presiding: A Cazenave, GRGS-CNES

   0830h   GB31B-01 POSTER  State of Art and Prospects of 
                    Gravimetry Progress in Russia: *E A 
                    Zhalkovsky, G F Melnikov, N A Gusev, G V 
                    Demiyanov, N L Makarenko, O M Ostach
   0830h   GB31B-02 POSTER  Construction of the Earth Gravity 
                    Field Model on the Base of Combined 
                    Processing of Gravimetric and Satellite Data: 
                    G V Demianov, A V Kryukova, N N Pashina, V A 
                    Taranov
   0830h   GB31B-03 POSTER  Results of Determinations of 
                    Planetary Models and Detailed 
                    Characteristics of Gravity Field With the 
                    Use of Satellite Data From GEOIK: *P P 
                    Medvedev, V F Galasin, E L Makedonskii, A N 
                    Zueva, I P Chugunov
   0830h   GB31B-04 POSTER  On the Improvement of Geopotential 
                    Model Using Gravity Data in China: H Motao, G 
                    Zheng
   0830h   GB31B-05 POSTER  The Accuracy of Contemporary 
                    Geopotential Models and the Accuracy of 
                    Predicted Positions of Artificial Earth 
                    Satellites: *E Wnuk, E Wilczynska
   0830h   GB31B-06 POSTER  Analysis of Accuracy of Recent 
                    Models of the Gravity Field of the Earth: *P P 
                    Medvedev, G V Demianov, A N Maiorov
   0830h   GB31B-07 POSTER  Global Constraint on the Modeling of 
                    Mass Transport Within the Earth System Using 
                    Long-Term SLR Observations: *M K Cheng, C K 
                    Shum, B D Tapley
   0830h   GB31B-08 POSTER  New Compact Formulas for the 
                    Geopotential Determination: *M S Petrovskaya
   0830h   GB31B-09 POSTER  New Method to Approximate Global 
                    Potential Fields by Truncated Series of 
                    Spherical Functions: *V N Strakhov, A V 
                    Strakhov, D E Teterin, U  Schafer
   0830h   GB31B-10 POSTER  New Methods to Approximate Global 
                    and Regional Earth's Gravity Fields Not 
                    Using Spherical Functions: *V N Strakhov, A V 
                    Strakhov, D E Teterin, U  Schafer
   0830h   GB31B-11 POSTER  Global High Resolution Mean Sea 
                    Surface Based on ERS-1 35- and 168-Day 
                    Cycles and TOPEX Data: *M Anzenhofer, T 
                    Gruber, M Rentsch
   0830h   GB31B-12 POSTER  Global Gravity Field Recovery From 
                    the Dense ERS-1 Geodetic Mission Altimetry: 
                    O B Andersen, P Knudsen, *C C Tscherning
   0830h   GB31B-13 POSTER  Comparison of Altimetric and 
                    Shipborne Gravity Over Ice-Covered and 
                    Ice-Free Polar Seas: *O B Andersen, R  
                    Forsberg, P  Knudsen, D  McAdoo, S  Laxon
   0830h   GB31B-14 POSTER  Combination of Heterogeneous Gravity 
                    Data: A Study Over the North Atlantic: *J F 
                    Kirby, R G Hipkin
   0830h   GB31B-15 POSTER  New 5'x 5' Digital Gravity and 
                    Terrain Models of the Earth: *C M Green, J D 
                    Fairhead
   0830h   GB31B-16 POSTER  Simulation of Lunar Gravity Recovery 
                    From the MORO Mission: *R  Floberghagen, R  
                    Noomen, P N A Visser
   0830h   GB31B-17 POSTER  Analytical Averaging of the Motion 
                    of Artificial Satellites: *G  Metris, P  
                    Exertier, S  Bruinsma
   0830h   GB31B-18 POSTER  A New Strategy for Determination of 
                    a Global Unified Vertical Datum: *Y Feng

GB32A  ENGR:CR2-28  Wed  1330h
G3  Global Gravity Field and Its Temporal Variation
Presiding: R S Nerem, NASA/Goddard Space Flight Center

   1330h   GB32A-01 Alternative Estimation Techniques for Global 
                    High-Degree Gravity Modeling: *N K Pavlis, 
                    J C Chan, F J Lerch
   1345h   GB32A-02 Methods to Reduce Aliasing in Spherical 
                    Harmonic Analysis: *C Jekeli
   1400h   GB32A-03 Are We Ready for a Degree 720 Potential 
                    Coefficient Model?: *R H Rapp
   1415h   GB32A-04 Consequences of New Ocean Tide Models for 
                    Gravity Research Missions: *E  Schrama
   1430h   GB32A-05 Secular Variations of the Gravity Field 
                    Inferred From Lageos 1, Lageos 2, and Ajisai: 
                    *A Cazenave, P Gegout, G Ferhat
   1445h   GB32A-06 Variations of Gravity and Polar Motion as 
                    Geophysical Constraints: S M Klosko, R S 
                    Nerem
   1500h   Break
   1530h   GB32A-07 Simulation of Stochastically Estimating 
                    J~K2~L and J~K3~L Variations Using SLR Data: 
                    *B D Hartman, G W Rosborough
   1545h   GB32A-08 Simultaneous Determination of the 18.6 Year 
                    Ocean Tide and the J2 Temporal Variations 
                    From the Mean Orbital Motion of LAGEOS: *P 
                    Exertier, G Metris, Y Boudon, F Barlier
   1600h   GB32A-09 A Model for Mars' Gravity Field Without the 
                    Tharsis Bulge: *D E Smith, M T Zuber
   1615h   GB32A-10 JPL Planetary Gravity Efforts and Techniques: 
                    *A S Konopliv, W L Sjogren
   1630h   GB32A-11 High Degree and Order Spherical Harmonic 
                    Models for the Moon From Clementine and 
                    Historic S-Band Doppler Data: *F G Lemoine, 
                    D E Smith, M T Zuber, G A Neumann

GB32B  EC:Room 3  Wed  1715h
G3  Global Gravity Field and Its Temporal Variation
Presiding: A Cazenave, GRGS-CNES

   1715h   GB32B-01 State of Art and Prospects of Gravimetry 
                    Progress in Russia: *E A Zhalkovsky, G F 
                    Melnikov, N A Gusev, G V Demiyanov, N L 
                    Makarenko, O M Ostach
   1717h   GB32B-02 Construction of the Earth Gravity Field 
                    Model on the Base of Combined Processing of 
                    Gravimetric and Satellite Data: G V Demianov, 
                    A V Kryukova, N N Pashina, V A Taranov
   1719h   GB32B-03 Results of Determinations of Planetary 
                    Models and Detailed Characteristics of 
                    Gravity Field With the Use of Satellite Data 
                    From GEOIK: *P P Medvedev, V F Galasin, E L 
                    Makedonskii, A N Zueva, I P Chugunov
   1721h   GB32B-04 On the Improvement of Geopotential Model 
                    Using Gravity Data in China: H Motao, G Zheng
   1723h   GB32B-05 The Accuracy of Contemporary Geopotential 
                    Models and the Accuracy of Predicted 
                    Positions of Artificial Earth Satellites: *E 
                    Wnuk, E Wilczynska
   1725h   GB32B-06 Analysis of Accuracy of Recent Models of the 
                    Gravity Field of the Earth: *P P Medvedev, 
                    G V Demianov, A N Maiorov
   1727h   GB32B-07 Global Constraint on the Modeling of Mass 
                    Transport Within the Earth System Using 
                    Long-Term SLR Observations: *M K Cheng, C K 
                    Shum, B D Tapley
   1729h   GB32B-08 New Compact Formulas for the Geopotential 
                    Determination: *M S Petrovskaya
   1731h   GB32B-09 New Method to Approximate Global Potential 
                    Fields by Truncated Series of Spherical 
                    Functions: *V N Strakhov, A V Strakhov, D E 
                    Teterin, U  Schafer
   1733h   GB32B-10 New Methods to Approximate Global and 
                    Regional Earth's Gravity Fields Not Using 
                    Spherical Functions: *V N Strakhov, A V 
                    Strakhov, D E Teterin, U  Schafer
   1735h   GB32B-11 Global High Resolution Mean Sea Surface 
                    Based on ERS-1 35- and 168-Day Cycles and 
                    TOPEX Data: *M Anzenhofer, T Gruber, M 
                    Rentsch
   1737h   GB32B-12 Global Gravity Field Recovery From the Dense 
                    ERS-1 Geodetic Mission Altimetry: O B 
                    Andersen, P Knudsen, *C C Tscherning
   1739h   GB32B-13 Comparison of Altimetric and Shipborne 
                    Gravity Over Ice-Covered and Ice-Free Polar 
                    Seas: *O B Andersen, R  Forsberg, P  Knudsen, 
                    D  McAdoo, S  Laxon
   1741h   GB32B-14 Combination of Heterogeneous Gravity Data: A 
                    Study Over the North Atlantic: *J F Kirby, 
                    R G Hipkin
   1745h   GB32B-15 Simulation of Lunar Gravity Recovery From 
                    the MORO Mission: *R  Floberghagen, R  Noomen, 
                    P N A Visser
   1747h   GB32B-16 Analytical Averaging of the Motion of 
                    Artificial Satellites: *G  Metris, P  
                    Exertier, S  Bruinsma
   1749h   GB32B-17 A New Strategy for Determination of a Global 
                    Unified Vertical Datum: *Y Feng

GB32C  ENGR:CR 2-28  Wed  1900h
G9  Section II Business Meeting
Presiding: C Reigber, GFZ Potsdam

   1900h   Discussion

GB41A  ENGR:CR 2-28  Thurs  0830h
G4  Airborne Gravity Field Determination
Presiding: K P Schwarz, Univ of Calgary; J Brozena, 
           Naval Research Laboratory

   0830h   INTRODUCTION: K P Schwarz,Univ of Calgary
   0835h   GB41A-01 Progress in Airborne Gravimetry: Solved, 
                    Open, and Critical Problems: *G W Hein
   0900h   GB41A-02 Design Considerations for a New Scalar 
                    Gravity Meter for Airborne Surveys: *J Czompo, 
                    S T Ferguson
   0915h   GB41A-03 An Efficient Way to Airborne Gravimetry: 
                    Integration of Strapdown Accelerometer and 
                    GPS: *G Boedecker, H K Neumayer
   0930h   GB41A-04 Accuracy of Inertial Platform Stabilization 
                    by GPS Velocity: *J Q Zhang, K P Schwarz, O S 
                    Salychev
   0945h   Discussion
   1000h   Break
   1035h   GB41A-05 An Analysis of the Wave Approach to State 
                    Vector Estimation: *O S Salychev, K P Schwarz
   1055h   GB41A-06 Boundary and Initial Value Problems in 
                    Airborne Gravimetry: *P Holota
   1110h   GB41A-07 Downward Continuation of Airborne Gravity 
                    Data: *R  Forsberg, S  Kenyon
   1125h   GB41A-08 Harmonic Downward Continuation Using a Haar 
                    Wavelet Frame: *W Keller
   1140h   Discussion

GB41B  MATH:Room 100  Thurs  0830h
G8  Section I: Positioning
Presiding: M T Pricepin, National Geophys Committee of Russia; 
           F K Brunner, Technical Univ Graz

   0830h   GB41B-01 Reliability and Robustness Analysis of Large 
                    Geodetic Networks: *M  Craymer, P  Vanicek, 
                    E  Krakiwsky
   0845h   GB41B-02 The IGM95 Geodetic Frame: The New GPS-Based 
                    Italian Fundamental Network: A Coticchia, *M 
                    Pierozzi, L Surace
   0900h   GB41B-03 Status of the SIRGAS Project: *L P Fortes
   0915h   GB41B-04 Results of the 1994 SIRGAS GPS Pre-campaign: 
                    *H Drewes, K Kaniuth, K Stuber, H Tremel, O 
                    Cifuentes, L P Fortes, J N Hernandez, M Hoyer
   0930h   GB41B-05 Establishment of the Eastern Portion of the 
                    Canadian Base Network Using GPS: F  Lahaye, 
                    C  Huot, R C Penney, W  Brookes
   0945h   GB41B-06 Proposal for a Dynamic National Geodetic 
                    Datum for New Zealand: *D B Grant, M B Pearse
   1000h   Break
   1030h   GB41B-07 Precise Height Determination of the 
                    Helgoland Tide Gauge by GPS and Geoid 
                    Transfer: H J Goldan, D Behrend, H Denker, *G 
                    Seeber, W Torge
   1045h   GB41B-08 The Vertical Dimension of the Geodetic Datum: 
                    *R Kelm
   1100h   GB41B-09 SPGIC: Integrated Geodetic Positioning 
                    System of Catalonia: *I Colomina, A Termens, 
                    M A Ortiz, J Talaya
   1115h   GB41B-10 On the Recent Southward Drift of India: *F 
                    Blume, R Bilham, D Robertson, V Gaur, J Paul, 
                    R K Kochhar
   1130h   GB41B-11 Real-Time Improvement of GPS Satellite 
                    Orbits: The Approach and First Results: *M C 
                    Santos, P  Vanicek, R B Langley
   1145h   GB41B-12 The SIRGAS'95 GPS Campaign: H Drewes, L P 
                    Fortes, M J Hoyer

GB41C  D WRD:Auditorium  Thurs  0830h
G12  Working Meeting of the Earth Tide Commission
Presiding: H G Wenzel, Universitat Karlsruhe

   0830h   GB41C-01 New Tide Generating Potential at the Nanogal 
                    Level: *F  Roosbeek
   0845h   GB41C-02 Catalogue HW 10391 of the Earth Tide 
                    Generating Potential: *T Hartmann, H G Wenzel
   0900h   GB41C-03 Working Group on "High Precision Tidal Data 
                    Processing" - Report: *G Jentzsch
   0915h   GB41C-04 Report of the WG on Theoretical Tidal Model: 
                    *V  Dehant
   0930h   Discussion

GB41D  EC:Arena  Thurs  0830h
G4  Airborne Gravity Field Determination Summaries - Posters
Presiding: R Forsberg, Kort-og Matrikelstyrelsen

   0830h   GB41D-01 POSTER  Methods to Improve Existing 
                    Shipboard Gravimeters for Airborne Gravimetry: 
                    *M F Peters, J M Brozena
   0830h   GB41D-02 POSTER  Ballistic Gradiometer for the 
                    Measurement of the Vertical Gravity 
                    Gradient: A Proposal: *L F Vitushkin, T 
                    Niebauer, A L Vitushkin
   0830h   GB41D-03 POSTER  Using Multiple Input-Single Output 
                    System Relationships in Post Processing of 
                    Airborne Gravity Vector Data: *L Wu, M G 
                    Sideris
   0830h   GB41D-04 POSTER  A High Precision Error Model for 
                    Airborne Gravimetry: *Y Cai Li, K P Schwarz, 
                    M Wei
   0830h   GB41D-05 POSTER  Two-Dimensional Spectral Error 
                    Prediction for Airborne Gravimetry: *M 
                    van Gelderen, J Meerkerk
   0830h   GB41D-06 POSTER  Upward Continuation of Surface 
                    Gravity Anomaly Data: *V S Argeseanu
   0830h   GB41D-07 POSTER  Investigations on Drift Reduction 
                    Methods for Airborne Vector Gravimetry: *D 
                    Xurong, N Jinsheng, C Hongzhou
   0830h   GB41D-08 POSTER  Third Generation Aerogravity System: 
                    *W R Gumert
   0830h   GB41D-09 POSTER  The LCT Airborne Gravity System: *J C 
                    Harrison, J D MacQueen, A C Rauhut, J Y Cruz
   0830h   GB41D-10 POSTER  Results From Field Tests of an 
                    Airborne Gravity Meter System: *K  Hehl, G  
                    Xu, J  Fritsch
   0830h   GB41D-11 POSTER  Analysis of GPS-Derived Acceleration 
                    From Airbone Tests: *M Wei, K P Schwarz
   0830h   GB41D-12 POSTER  Design and Progress of the Air-Borne 
                    Gravimetry in Japan: *J  Segawa
   0830h   GB41D-13 POSTER  Tectonic Structures of the Canada 
                    Basin, Arctic Ocean Revealed by Recent 
                    Aerogeophysical Studies, Part I: Aerogravity 
                    Observations and Interpretation: *J M Brozena, 
                    L C Kovacs, W R Roest

GB41E  EC:Arena  Thurs  0830h
G5  The Geoid and the Solution of the Boundary Value Problem - 
Posters
Presiding: D Milbert, National Geodetic Survey

   0830h   GB41E-01 POSTER  Absolute and Relative Geoid 
                    Commission Error Using Global Geopotential 
                    Model (P5215) A Study for Using GPS in 
                    Vertical Datum Determination for Egypt: A 
                    Elshazly, *B H W van Gelder
   0830h   GB41E-02 POSTER  The Solution of the Mixed Boundary 
                    Value Problem With the Ellipsoid as Boundary: 
                    Y Jinghai, W Xiaoping, Y Yong
   0830h   GB41E-03 POSTER  Development of Analytical Solutions 
                    for Stokes and Vening Meinesz's Integrals 
                    for Geographical-Grid Defined Blocks: *C U 
                    Ezeigbo
   0830h   GB41E-04 POSTER  On the Precise Evaluation of Terrain 
                    Corrections: *X Wu, S Bian
   0830h   GB41E-05 POSTER  Improving the Convergence of 
                    Geopotential Coefficients Using Splines: W 
                    Huang, *S Bian
   0830h   GB41E-06 POSTER  Provisional Results of the New Geoid 
                    Computation for Switzerland and Comparisons 
                    of Different Solutions: *U Marti, H G Kahle
   0830h   GB41E-07 POSTER  GEOMED Project: Final Results: *R 
                    Barzaghi, M A Brovelli, G Sona, F Sanso
   0830h   GB41E-08 POSTER  Quasigeoid for the Territory of 
                    Russia and That of Neighboring States: G V 
                    Demiyanov, O M Ostach
   0830h   GB41E-09 POSTER  PILI - A New Software For the 
                    Determination of Gravity Geoid: *Z  Jiang
   0830h   GB41E-10 POSTER  Research on the Crustal Deformation 
                    in Urban Areas Through Repeated Leveling and 
                    Gravity Measurements: *K F Zhang, W E 
                    Featherstone, M P Stewart

GB41F  EC:Arena  Thurs  0830h
G8  Section I: Positioning - Posters
Presiding: K Poder, Kort-og Matrikelstyrelsen; M T Prilepin, 
           National Geophysical Committee of Russia

   0830h   GB41F-01 POSTER  The New European Reference System, 
                    EUREF-Status Report 1995: *H Seeger, J Adam, 
                    W Augath, C Boucher, E Gubler, W Gurtner, H 
                    Van der Marel
   0830h   GB41F-02 POSTER  GPS High Accuracy Geodetic Networks 
                    in Mexico: T Soler, *A Hernandez-Navarro, G 
                    Alvarez-Garcia, R H Foote
   0830h   GB41F-03 POSTER  High Precision Wide Area DGPS: V 
                    Ashkenazi, C H Chao, C J Hill, T Moore, W Y 
                    Ochieng
   0830h   GB41F-04 POSTER  The Space Geodesy Data Archive and 
                    Distribution Facility of the CSSIS: C E Noll, 
                    *M P Dube
   0830h   GB41F-05 POSTER  Prospects in Establishing a New 
                    National Geodetic First-Order Network: *J 
                    Jokela
   0830h   GB41F-06 POSTER  Re-adjustment of the Zimbabwe 
                    Geodetic Network: *C Masterton
   0830h   GB41F-07 POSTER  High Precision GPS Coordinates in 
                    Brazil: *J F G Monico, V Ashkenazi, T Moore
   0830h   GB41F-08 POSTER  GPS Network in the State of Sao Paulo: 
                    *P C L Segantine, D Blitzkow, E S da Fonseca, 
                    N P Netto, J P Cintra, R E Schaal, K D 
                    Pereira
   0830h   GB41F-09 POSTER  Combined Adjustment of Astrogeodetic 
                    and Satellite Networks of Russia and of 
                    Neighboring States: N A Bovshin, V I Zubinsky, 
                    O M Ostach
   0830h   GB41F-10 POSTER  The Brazilian GPS Network Processing 
                    and Combined Adjustment With Horizontal 
                    Network: *S  Costa, K  Pereira, D  Beattie
   0830h   GB41F-11 POSTER  GPS-Levelling Experiment: *M 
                    Ollikainen
   0830h   GB41F-12 POSTER  Leveling by GPS Accuracies 
                    Attainable Within the State of Indiana: T 
                    Mahon, *B H W van Gelder
   0830h   GB41F-13 POSTER  Differential GPS Positioning in 
                    Maritime Signalling: *S Kahlouche
   0830h   GB41F-14 POSTER  Refraction Models for Geodetic 
                    Surveying: *R R Bajracharya, D F Mezera
   0830h   GB41F-15 POSTER  Computation of the First Order 
                    Levelling Network of Iran (Orthometric 
                    Height): *M  Sedighi, H R Nankali, F  
                    Tavakoli
   0830h   GB41F-16 POSTER  Application of Altimetry Data to the 
                    Researches of Sea Level of the Marginal Seas 
                    of Russia: *P P Medvedev, G V Demianov, V I 
                    Kaftan, Y T Kuznetsov
   0830h   GB41F-17 POSTER  Elevation Dependent Phase Center 
                    Offsets of Geodetic GPS Antennae: *K Kaniuth, 
                    H Tremel
   0830h   GB41F-18 POSTER  Propagation Delay Fluctuations in 
                    the Earth Troposphere: Wet and Dry Components: 
                    *A A Stotskii
   0830h   GB41F-19 POSTER  Inverting for Fault Zone Geometry 
                    Using Genetic Algorithms: *T T Yu, J B Rundle
   0830h   GB41F-20 POSTER  Star Catalogs in the Modern 
                    Determinations of Geodetic Astronomy: *V 
                    Milovanovic, M Dacic, Z Cvetkovic
   0830h   GB41F-21 POSTER  Monitoring Earth Orientation 
                    Variations at the Center for Orbit 
                    Determination in Europe (CODE): *R  Weber, G 
                    Beutler, E Brockmann, M Rothacher
   0830h   GB41F-22 POSTER  The Terrestrial Reference Frame 
                    Determined by VLBI: C  Ma, *J W Ryan

GB41G  D WRD:Auditorium  Thurs  1030h
G12  Section V: Geodynamics Business Meeting
Presiding: J O Dickey, Caltech; M Feissel, Observatoire de Paris

   1030h   Discussion

GB42A  ENGR:CR 2-28  Thurs  1330h
G4  Airborne Gravity Field Determination
Presiding: G Hein, Univ der Bundeswehr Munchen

   1330h   GB42A-01 INVITED  Integrated Aerogeophysical 
                    Measurements: Airborne Gravimetry in a 
                    Multi-Sensor Environment: *J M Brozena
   1355h   GB42A-02 Airborne Gravity Survey of Switzerland: E E 
                    Klingele, *M E Halliday
   1410h   GB42A-03 Airborne Gravity Survey in Southern Palmer 
                    Land, Antarctica: *P C Jones, A C Johnson
   1425h   GB42A-04 Airborne Gravimetric Results Obtained With 
                    the ITC-2 Inertial Platform System: *O S 
                    Salychev, K P Schwarz
   1440h   Discussion

GB42B  MATH:Room 100  Thurs  1330h
G8  Section I: Positioning
Presiding: K Poder, Kort-Og Matrikelstyrelsen; M T Prilepin, 
           National Geophysical Committee of Russia

   1330h   GB42B-01 Calibration of Digital Leveling Systems: A 
                    Reithofer, *F K Brunner
   1345h   GB42B-02 Refractive Index of Air: New Equations for 
                    the Visible and Near Infrared: *J M Rueger, 
                    P E Ciddor
   1400h   GB42B-03 Evaluation of Residual Neutral-Atmosphere 
                    Propagation Delay Estimation Strategies in 
                    the Analysis of High-Precision GPS Data: A D 
                    van der Wal, *R B Langley
   1415h   GB42B-04 Comparison of Tropospheric Mapping 
                    Functions: Their Effects on Station 
                    Coordinates: R Santerre, I Forgues, V B 
                    Mendes, R B Langley
   1430h   GB42B-05 A Modified Chao Mapping Function for 
                    Southwest Japan Based on Water Vapor 
                    Radiometer Observations: M Ashraf, *T Torao
   1445h   GB42B-06 GPS Multipath Effects: Detection, Power 
                    Spectra, and Reduction: *F K Brunner, J 
                    Wagner
   1500h   Break
   1530h   GB42B-07 The Crustal Movement Monitoring Network in 
                    Aswan, Egypt: *D Alnaggar
   1545h   GB42B-08 Monitoring Subsidence of Off-Shore 
                    Structures Using Transponders With ERS 
                    Altimters: P H Denys, A R Birks, M F Tighe, 
                    R J Powell, *P A Cross, P  Pesec, B  Burki
   1600h   GB42B-09 Automatic Tracing of the Foot of the 
                    Continental Slope: *Z Ou, P Vanicek
   1615h   GB42B-10 Effects of Observational and Interpretive 
                    Uncertainties in Determining the Outer Limit 
                    of the Continental Shelf According to 
                    Article 76 of the Law of the Sea: *R Haworth, 
                    R Macnab, D Monahan
   1630h   GB42B-11 Straight Baselines and the UN Commission on 
                    the Limits of the Continental Shelf: *G  
                    Carrera, B G Harsson
   1645h   GB42B-12 Straight Baselines and the UN Commission on 
                    the Limits of the Continental Shelf: *G S 
                    Hearns, G  Carrera

GB42C  D WRD:Auditorium  Thurs  1330h
G12  Section V - Geodynamics Business Meeting
Presiding: J O Dickey, Caltech; M Feissel, Observatoire de Paris

   1330h   Discussion

GB42D  ENGR:CR2-28  Thurs  1530h
G5  The Geoid and the Solution of the Boundary Value Problem
Presiding: B Heck, Univ of Karlsruhe

   1530h   GB42D-01 INVITED  Improvement of a High Resolution 
                    Geoid Height Model in the United States by 
                    GPS Height on NAVD88 Benchmarks: *D G Milbert
   1545h   GB42D-02 A New European Gravimetric Geoid Model (EGGM 
                    95): *H Denker, D Behrend, W Torge
   1600h   GB42D-03 The New Italian Geoid: ITALGEO95: *R Barzaghi, 
                    M A Brovelli, F Sacerdote, G Sona, A Manzino, 
                    D Sguerso
   1615h   GB42D-04 The Local Geoid Determination in China - The 
                    Combination of Nationwide Network of GPS 
                    Levelling With That of Astro-gravimetric 
                    Levelling: *J Chen
   1630h   GB42D-05 Construction of the Geoid From OSU91A 
                    Geopotential Model and 3-D Model of the 
                    Lithosphere and Its Spectral Interpretation 
                    in the Pannonian Basin, Hungary: *G  Papp, J  
                    Kalmar
   1645h   GB42D-06 The UK Geoid EDIN95 - A Study of Absolute 
                    Datum Errors: *R G Hipkin

GB42E  EC:Room 4  Thurs  1715h
G5  The Geoid and the Solution of the Boundary Value Problem
Presiding: D Milbert, National Geodetic Survey

   1715h   GB42E-01 Absolute and Relative Geoid Commission Error 
                    Using Global Geopotential Model (P5215) A 
                    Study for Using GPS in Vertical Datum 
                    Determination for Egypt: A Elshazly, *B H W 
                    van Gelder
   1717h   GB42E-02 The Solution of the Mixed Boundary Value 
                    Problem With the Ellipsoid as Boundary: Y 
                    Jinghai, W Xiaoping, Y Yong
   1719h   GB42E-03 Development of Analytical Solutions for 
                    Stokes and Vening Meinesz's Integrals for 
                    Geographical-Grid Defined Blocks: *C U 
                    Ezeigbo
   1721h   GB42E-04 On the Precise Evaluation of Terrain 
                    Corrections: *X Wu, S Bian
   1723h   GB42E-05 Improving the Convergence of Geopotential 
                    Coefficients Using Splines: W Huang, *S Bian
   1725h   GB42E-06 Provisional Results of the New Geoid 
                    Computation for Switzerland and Comparisons 
                    of Different Solutions: *U Marti, H G Kahle
   1727h   GB42E-07 GEOMED Project: Final Results: *R Barzaghi, 
                    M A Brovelli, G Sona, F Sanso
   1729h   GB42E-08 Quasigeoid for the Territory of Russia and 
                    That of Neighboring States: G V Demiyanov, 
                    O M Ostach
   1731h   GB42E-09 PILI - A New Software For the Determination 
                    of Gravity Geoid: *Z  Jiang
   1733h   GB42E-10 Research on the Crustal Deformation in Urban 
                    Areas Through Repeated Leveling and Gravity 
                    Measurements: *K F Zhang, W E Featherstone, 
                    M P Stewart

GB42F  EC:Room 3  Thurs  1715h
G4  Airborne Gravity Field Determination Summaries
Presiding: R Forsberg, Kort-og Matrikelstyrelsen

   1715h   GB42F-01 Methods to Improve Existing Shipboard 
                    Gravimeters for Airborne Gravimetry: *M F 
                    Peters, J M Brozena
   1717h   GB42F-02 Ballistic Gradiometer for the Measurement of 
                    the Vertical Gravity Gradient: A Proposal: 
                    *L F Vitushkin, T Niebauer, A L Vitushkin
   1719h   GB42F-03 Using Multiple Input-Single Output System 
                    Relationships in Post Processing of Airborne 
                    Gravity Vector Data: *L Wu, M G Sideris
   1721h   GB42F-04 A High Precision Error Model for Airborne 
                    Gravimetry: *Y Cai Li, K P Schwarz, M Wei
   1723h   GB42F-05 Two-Dimensional Spectral Error Prediction 
                    for Airborne Gravimetry: *M van Gelderen, J 
                    Meerkerk
   1725h   GB42F-06 Upward Continuation of Surface Gravity 
                    Anomaly Data: *V S Argeseanu
   1727h   GB42F-07 Investigations on Drift Reduction Methods 
                    for Airborne Vector Gravimetry: *D Xurong, N 
                    Jinsheng, C Hongzhou
   1729h   GB42F-08 Third Generation Aerogravity System: *W R 
                    Gumert
   1731h   GB42F-09 The LCT Airborne Gravity System: *J C 
                    Harrison, J D MacQueen, A C Rauhut, J Y Cruz
   1733h   GB42F-10 Results From Field Tests of an Airborne 
                    Gravity Meter System: *K  Hehl, G  Xu, J  
                    Fritsch
   1735h   GB42F-11 Analysis of GPS-Derived Acceleration From 
                    Airbone Tests: *M Wei, K P Schwarz
   1737h   GB42F-12 Design and Progress of the Air-Borne 
                    Gravimetry in Japan: *J  Segawa
   1739h   GB42F-13 Tectonic Structures of the Canada Basin, 
                    Arctic Ocean Revealed by Recent 
                    Aerogeophysical Studies, Part I: Aerogravity 
                    Observations and Interpretation: *J M Brozena, 
                    L C Kovacs, W R Roest

GB51A  ENGR:CR 2-28  Fri  0830h
G5  The Geoid and the Solution of the Boundary Value Problem
Presiding: R Forsberg, Kort-og-Matrikelstyrelsen; R Klees, 
           Delft Univ of Technology

   0830h   GB51A-01 INVITED  Geoid Undulation Determination From 
                    Potential Coefficient Models: *R H Rapp
   0845h   GB51A-02 INVITED  Stability Investigation of Downward 
                    Continuation of Gravity From the Earth's 
                    Surface to the Geoid: *Z Martinec
   0900h   GB51A-03 On the Error of the Analytical Downward 
                    Continuation of the Earth's External 
                    Gravitational Potential on the Earth's 
                    Surface: *Y M Wang
   0915h   GB51A-04 On the Error of Analytical Continuation in 
                    Physical Geodesy: *L E Sjoberg
   0930h   GB51A-05 Downward Continuation of Helmert's Gravity 
                    Disturbance: *W  Sun, P  Vanicek
   0945h   GB51A-06 On the Computation of Vertical Anomalous 
                    Gravity Gradients: *C Jekeli
   1000h   Break
   1030h   GB51A-07 Stochastic Boundary Value Problems in 
                    Physical Geodesy: *F Sanso
   1045h   GB51A-08 Model Refinements and a Variational Approach 
                    to the Geodetic Boundary Value Problem: *P 
                    Holota
   1100h   GB51A-09 The Spherical Stokes Boundary Value Problem 
                    Solved in a Moving Tangent Space: *E W 
                    Grafarend
   1115h   GB51A-10 Helmert's Methods of Condensation, Isostatic 
                    Compensation, and the Internal Geodetic 
                    Boundary Value Problem: *B Heck, M Kuhn
   1130h   GB51A-11 Helmert Condensation and Terrain Reductions 
                    for Geoid Determination: *R  Forsberg
   1145h   GB51A-12 The Geoid and Its Heterogeneous Isostatic 
                    Signal Constituent: J Engels, *E W Grafarend, 
                    P Sorcik

GB51B  ENGR:CR 2-26  Fri  0830h
G8  Section I: Positioning - Business Meeting
Presiding: M T Prilepin, National Geophysical Committee of Russia; 
           F K Brunner, Technical Univ of Graz

   0830h   Discussion

GB52A  ENGR:CR 2-28  Fri  1330h
G5  The Geoid and the Solution of the Boundary Value Problem
Presiding: H Sunkel, Technische Universitat Graz

   1330h   GB52A-01 INVITED  On the Use of Heterogeneous Noisy 
                    Data in Spectral Gravity Field Modeling 
                    Methods: *M G Sideris
   1345h   GB52A-02 A New Evaluation Approach to the Singular 
                    Integrals in Gravimetry: *Z Chen
   1400h   GB52A-03 Marine Gravity and Geoid Determination by 
                    Optimal Combination of Satellite Altimetry 
                    and Shipborne Gravimetry Data: *J Li, M G 
                    Sideris
   1415h   GB52A-04 INVITED  Gravity Field and Advanced Integral 
                    Equation Methods: *R A Klees
   1430h   GB52A-05 Numerical Evaluation of Geodetic Surface 
                    Integrals on Parallel Computers: R Lehmann, *B 
                    Heck
   1445h   GB52A-06 On the Similarities and Differences Between 
                    Systems Theory and Least-Squares Collocation 
                    in Physical Geodesy: *F Sanso, M G Sideris

GB52B  ENGR:CR 2-26  Fri  1330h
G8  Section I: Positioning - Business Meeting
Presiding: P Vanicek, Univ of New Brunswick

   1330h   Discussion

Return to IUGGXXI Program Summary
Return to Starting Point


IUGGXXI General Assembly