IAG Commission 2



SC 2.1: Gravimetry and Gravity Networks. Chair: Leonid F. Vitushkin (Russia) 
SC 2.2: Methodology for Geoid and Physical Height Systems. Chair: Jonas Ågren (Sweden) 
SC 2.3: Satellite Gravity Missions. Chair: Adrian Jäggi (Switzerland) 
SC 2.4: Regional Geoid Determination. Chair: Maria Cristina Pacino (Argentina) 
* 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: Marc Véronneau (Canada) 
* SC 2.4d: Gravity and Geoid in Africa. Chair: Hussein Abd-Elmotaal (Egypt) 
* SC 2.4e: Gravity and Geoid in the Asia-Pacific. Chair: Jay Hyoun Kwon (Korea) 
* 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 Transport in Earth System. Chair: Shuanggen Jin (China)

Joint Study Groups

JSG 0.11: Multiresolutional aspects of the potential field theory (joint with ICCT, Comm. 3, description see ICCT) Chair: D. Tsoulis (Greece)
JSG 0.12: Advanced computational methods for recovery of high-resolution gravity field models (joint with ICCT, description see ICCT) Chair: R. Cunderlík (Slovakia)
JSG 0.13: Integral equations of potential theory for continuation and transformation of classical and new gravitational observables (joint with ICCT, GGOS, description see ICCT) Chair: M. Šprlák (Czech Republic) 
JSG 0.15: Regional geoid/quasi-geoid modelling – Theoretical framework for the sub-centimetre accuracy (joint with ICCT, GGOS, description see ICCT) Chair: J. Huang (Canada) 
JSG 0.16: Earth’s inner structure from combined geophysical sources (joint with ICCT, Comm. 3, description see ICCT) Chair: R. Tenzer (China) 
JSG 0.18: High resolution harmonic analysis and synthesis of potential fields (joint with ICCT, GGOS, description see ICCT) Chair: S. Claessens (China) 
JSG 0.21: Geophysical modelling of time variations in deformation and gravity (joint with ICCT, Comm. 3, description see ICCT) Chair: Y. Tanaka (France)

Joint Working Groups

JWG 0.1.2: Strategy for the Realization of the International Height Reference System (IHRS) (joint with GGOS, Comm. 1, ICCT, IGFS, description see GGOS) Chair: L. Sanchez (Germany) 
JWG 2.1: Relativistic Geodesy: First steps towards a new geodetic technique (joint with Comm. 1, ICCT; JWG of Commission 2) Chair: J. Flury (Germany) 
JWG 2.1.1: Establishment of a global absolute gravity reference system (joint with IGFS, ICCT; JWG of SC 2.1) Chair: H. Wziontek (Germany) 
JWG 2.2.1: Integration and validation of local geoid estimates (joint with ISG, IGFS, ICGEM; JWG of SC 2.2) Chair: M. Reguzzoni (Italy) 
JWG 2.6.1: Geodetic observations for climate model validation (joint with Comm. 1; JWG of SC 2.6) Chair: A. Eicker (Germany) 
BPS WG 2: Establishment of the Global Geodetic Reference Frame (GGRF) (joint with GGOS, all Comm, ICCT, IGFS, IERS, description see GGOS) Chair: U. Marti (Switzerland) 

Working Groups

SG 2.6.1: Potential Field modeling with Petrophysical support (Working Group of SC 2.6) Chair: C. Braitenberg (Italy)

Study Groups

SG 2.1.1: Techniques and metrology in terrestrial (land, marine, airborne) gravimetry (Study Group of SC 2.1) Chair: D. van Westrum (USA)