Commission 2: Gravity Field


IAG Commission 2: Gravity Field (2011-2015)


President: Urs Marti (Switzerland)
Vice President: Srinivas Bettadpur (USA)

Structure

Sub-Commissions

SC 2.1: Gravimetry and Gravity Networks. Chair: Leonid F. Vitushkin (Russia)
SC 2.2: Spatial and Temporal Gravity Field and Geoid Modeling. Chair: Yan Ming Wang (USA)
SC 2.3: Dedicated Satellite Gravity Missions. Chair: Roland Pail (Germany)
SC 2.4: Regional Geoid Determination. Chair: Hussein Abd-Elmotaal (Egypt)
SC 2.4a: Gravity and Geoid in Europe. Chair: Heiner Denker (Germany)
SC 2.4b: Gravity and Geoid in South America. Chair: Maria Cristina Pacino (Argentina)
SC 2.4c: Gravity and Geoid in North and Central America. Chair: David Avalos (Mexico)
SC 2.4d: Gravity and Geoid in Africa. Chair: Hussein Abd-Elmotaal (Egypt)
SC 2.4e: Gravity and Geoid in the Asia-Pacific. Chair: Will Featherstone (Australia)
SC 2.4f: Gravity and Geoid in Antarctica. Chair: Mirko Scheinert (Germany)
SC 2.5 Satellite Altimetry. Chair: Xiaoli Deng (Australia)
SC 2.6: Gravity and Mass Displacements. Chair: Shuanggen Jin (China)

Joint Projects

JP 2.1: Joint Project 2.1 on Geodetic Planetology (JP-GP) (joint with Commissions 1, 2 and 3 and ICCT) Chairs: O. Baur (Austria) and S. Han (USA)

Joint Study Groups

JSG 0.1: Applications of time series analysis in geodesy (joint with ICCT, description see ICCT) Chair: W. Kosek (Poland)
JSG 0.2: Gravity field modeling in support of height system realization (joint with ICCT, description see ICCT) Chair: P. Novak (Czech Republic)
JSG 0.3: Methodology of regional gravity field modeling (joint with ICCT, description see ICCT) Chairs: M. Schmidt and Ch. Gerlach (Germany)
JSG 0.4: Coordinate systems in numerical weather models (joint with ICCT, description see ICCT) Chair: Th. Hobiger (Japan)
JSG 0.5: Multi-sensor combination for the separation of integral geodetic signals (joint with ICCT, description see ICCT) Chair: F. Seitz (Germany)
JSG 0.6: Applicability of current GRACE solution strategies to the next generation of inter-satellite range observations (joint with ICCT, description see ICCT) Chairs: M. Weigelt (Germany), A. Jäggi (Switzerland)
JSG 0.7: High-performance computational methods in geodesy (joint with ICCT, description see ICCT) Chairs: R. Cunderlík, K. Mikula (Slovakia)
JSG 0.8: Earth System Interaction from Space Geodesy (joint with ICCT, description see ICCT) Chair: S.G. Jin (China)
JSG 3.1: Gravity and height change intercomparison (joint with Comm. 3, description see Comm. 3) Chair: S. Rosat (France)

Joint Working Groups

JWG 2.1: Techniques and Metrology in Absolute Gravimetry (joint with IGFS) Chair: V. Palinkas (Czech Republic)
JWG 2.2: Absolute Gravimetry and Absolute Gravity Reference System (joint with IGFS) Chair: H. Wilmes (Germany)
JWG 2.3: Assessment of GOCE Geopotential Models (joint with IGFS) Chair: J. Huang (Canada)
JWG 2.4: Multiple geodetic observations and interpretation over Tibet, Xinjiang and Siberia (TibXS) (joint with Commission 3) Chair: Ch. Hwang (Taiwan)
JWG 2.5: Physics and dynamics of the Earth's interior from gravimetry (joint with Commission 3) Chair: I. Panet (France)
JWG 2.6: Ice melting & ocean circulation from gravimetry (joint with Commission 3) Chair: B. Wouters (UK/USA)
JWG 2.7: Land hydrology from gravimetry (joint with Commission 3) Chair: A. Eicker (Germany)
JWG 2.8: Modeling and Inversion of Gravity-Solid Earth Coupling (joint with Commission 3) Chair: C. Braitenberg (Italy)
JWG 0.1.1: Vertical Datum Standardization (joint with GGOS, IGFS and Commission 1, description see GGOS) Chair: L. Sánchez (Germany)

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