Structure

Sub-Commissions

SC 1.1: Coordination of Space Techniques
Chair: Krzysztof Sośnica (Poland)

SC 1.2: Global Reference Frames
Chair: Mathis Bloßfeld (Germany)

SC 1.3: Regional Reference Frames
Chair: Fernand Bale (Cote d’Ivoire)

SC 1.3a: Europe
Chair: Martin Lidberg (Sweden)

SC 1.3b: South and Central America
Chair: José Antonio Tarrío (Chile)

SC 1.3c: North America
Co-Chairs:Jason Bond (Canada) and Phillip McFarland (USA)

SC 1.3d: Africa
Chair: Elifuraha Saria (Tanzania)

SC 1.3e: Asia-Pacific
Chair: Basara Miyahara (Japan)

SC 1.3f: Antarctica
Chair: Martin Horwath (Germany)

SC 1.4: Interaction of Celestial and Terrestrial Reference Frames
Chair: Maria Karbon (Spain)

Working Groups

WG 1.4.1 Improving and homogenisation of geophysical modeling for a better consistency of the reference frames
Chair: Tobias Nilsson (Sweden)

WG 1.4.2 Studying and modeling the structure of the AGNs and its evolution over time and frequency for the future CRFs
Chair: Minghui Xu (Germany)

Joint Working Groups

JJWG 1.1.1 GENESIS (joint with IERS)
Chair: Johannes Böhm

JWG 1.1.2 Atmospheric ties (joint with GGOS)
Chair: Jungang Wang (Germany)

JWG 1.1.3 Lunar reference frames (joint with IAU)
Chair: Agnès Fienga (France)

JWG 1.2.1 GNSS scale information for global reference frames (joint with IGS)
Chair: Paul Rebishung (France)

JWG 1.2.4 Evaluation of the terrestrial reference frames (joint with IERS)
Chair: Guilhem Moreaux (France)

JWG 1.4.3 Consistent realization of TRF, CRF and EOP (joint with IAU Commission A2 and IERS)
Chair: Robert Heinkelmann (Germany)