International Association of Geodesy - Travaux 1999

Table of Contents

• Foreword by O.B. Andersen

Section I: Positioning

• Report by the President F.K. Brunner

Commissions

• Comm. X : Global and Regional Geodetic Networks C. Boucher

Special Commisions

• SC4: Applications of Geodesy to Engineering H. Kahmen

Working Groups:

• WG1: Mobile Multi-Sensor Systems N. El-Sheimy 
• WG2: Building Structures as Kinematic Systems G. Mentes
• WG3: Geodetic Reference Systems for Traffic Guidance and Control W. Möhlenbrink
• WG4: Geometrical Investigations of Spatial Geodic Problems T. Wunderlich
• WG5: Geotechnical Exploratoin Strategy E. Brückl

Special Study Groups

• SSG 1.154: Quality Issues in Real time GPS Positioning C. Rizos
• SSG 1.155: Active GPS Networks H. Tsuji
• SSG 1.156: Avanced GPS Analysis for Precise Positioning G. Blewitt
• SSG 1.157: GPS Ambiguity Resolution and Validation P.J. de Jonge
• SSG 1.158: GPS Antenna and Site Effects J. Johansson
• SSG 1.159: Ground-Based GPS Meteorology M. Bevis

Section II: Advanced Space Technology

• Report by the President R.Rummel
  Secretaries P. Willis

Commissions

• Comm VIII: Int Coord. of Space Techniques for Geodesy and Geodynamics (CSTG) G. Beutler

Special Commissions

• SC6: "Wegener Project" S. Zerbini
• SC7: Gravity Field Determination by Satellite Gravity Gradiometry K.-H. Ilk

Special Study Groups

• SSG 2.160: SAR Interferometry Technology R. Klees
• SSG 2.161: Probing the Atmosphere by GPS C. Rocken
• SSG 2.162: Precise Orbits using Multiple Space Techniques R. Scharroo

Services

• International GPS Service for Geodynamics -IGS- R. Neilan

Section III: Determination of the Gravity Field

• Report by the President R. Forsberg

Commissions

• Comm III: International Gravity Commission I. Marson
• Comm XII: International Geoid Commission H. Suenkel

Services

• International Gravimetric Bureau -BGI- G. Balmino
• International Geoid Service (IGeS) F. Sanso

Special Study Groups

• SSG 3.163: Assessment and Refinement of Global Digital Terrain Models D. Arabelos
• SSG 3.164: Airborne Gravimetry Instrumentation and Methods M. Wei
• SSG 3.165: Global Gravity Field Determination and Evaluation N. Pavlis
• SSG 3.166: Local Gravity Field Modelling and Interpretation T. Basic
• SSG 3.167: Regional Land and Marine Geoid Modelling I.Tziavos
• SSG 3.177: Synthetic modelling of the Earth's gravity field. W.Featherstone
• SSG 3.178: Artic Gravity Project Rene Forsberg

Section IV: General Theory and Methodology

• Report by the president P. Holota

Special Commisions

• SC1: Mathematical and Physical Foundations of Geodesy E.W. Grafarend

Special Study groups

• SSG 4.168: Inversion of Satellite Altimetry P. Knudsen
• SSG 4.169: Wavelets in Geodesy B. Benciolini
• SSG 4.170: Integrated Inverse Gravity Modelling L. Ballani
• SSG 4.171: Dynamic Isostasy L.E. Sjoeberg 
• SSG 4.176: Models of Temporal variations of the gravity field D.Wolf

Section V: Geodynamics

• Report by the president M.Feissel

Commissions

• Comm V: Earth tides H.-G. Wenzel
• Comm VII: Recent Crustal Movements T. Tanaka

Special Commissions

• SC3: Fundamental Constants E. Groten
• SC3 Ad hoc Working party on Refractive Inidices of Light... J.M. Rueger
• SC8: Sea Level and Ice Sheet Variations G. Blewitt 

Special Study Groups

• SSG 5.172: Understanding Natural Hazards-The Geodetic Contribution S. Okubo
• SSG 5.173: Interaction of the Atmosphere and Oceans with the Earths Rotational Dynamics  C. Wilson
• SSG 5.174: Geophysical Interpretation of Temporal Variations of the Geopotential A. Cazenave
• SSG 5.175: Interannual Variations of the Vertical and Their Interpretation Z.X. Li

Services

• International Center of Earth Tides -ICET- B. Ducarme
• International Earth Rotation Service -IERS- M. Feissel
• Permanent Service for Mean Sea Level -PSMSL- P.L.Woodworth
• Bureau International des Poids et Mesures -BIPM- Time Section G. Petit
• IAU/IUGG WG on Non Rigid Earth Rotation T. Herring

Out of Section

Committees reporting to the Bureau

• Cassinis Commitee W. Torge
• Committee for Geodetic Aspects of the Law of the Sea -GALOS- P. Vanicek
• COSPAR/IAU/IAG WG on cartographic coordinates, and for elements of the planets and Sattellites. M Bursa 
• SCAR Scientific Committee on Antarctic Research D. Manning
• IAU WG on Astronomical Standards (WGAS) E. Groten
• ISO TC 211 J. Ihde
• IUSM - International Union for Surveys and Mapping I. Mueller
• IUGG Inter Association Committee for mathematical Geophysics. M.Vermeer
• SIRGAS H. Drewes
• PAIGH - Panamerican Institute of Geography and History W. Torge
• IAG Schools F. Sanso
• IAG Internet Home Page O.B. Andersen