(Chairs: X. Collilieux, E. Pavlis)
Session 2: Spage geodetic measurement techniques
(Chairs: U. Hugentobler, K. Sosnica)
Session 3: Regional reference frames and their applications
(Chairs: C. Bruyninx, M. Craymer)
Session 4: Celestial reference frames and Earth orientation parameters
(Chairs: B. Soja, TBD)
Session 5: Usage and challenges of reference frames for Earth science applications
(Chairs: J-P. Boy, S. Glaser)