^○Yan Ming Wang¹, Simon Holmes², Xiaopeng Li³, Kevin Ahlgren¹ (1.National Oceanic and Atmospheric Administration, Silver Spring MD USA, 2.SGT Inc. Greenbelt MD USA, 3.DST Inc. Silver Spring MD USA)

^○Robert Cunderlik (Dept. of Mathematics, Faculty of Civil Engineering, Slovak University of Technology in Bratislava, Slovakia)

^○Peiliang Xu (Kyoto University, Kyoto, Japan)

^○Daniel Roman¹, Xiaopeng Li² (1.U.S. National Geodetic Survey, Silver Spring, USA, 2.DST Inc., Silver Spring, USA)

Ole Andersen¹, ^○Per Knudsen¹, Karina Nielsen¹, Chris Hughes², Rory Bingham³, Michael Kern⁴, Guy Woppelmann⁵, Mederic Garvelle⁵, Luciana Fenoglio-Marc⁶ (1.DTU Space, 2.University of Liverpool, 3.University of Bristol, 4.ESA Estec, 5.University La Rochelle, 6.University of Bonn)

^○Per Knudsen¹, Ole Andersen¹, Thomas Gruber², Thomas Fecher², Nikolai Maximenko³ (1.DTU Space, Technical University of Denmark, Geodesy, 2.Institute of Astronomical and Physical Geodesy, Technical University of Munich, Germany, 3.University of Hawaii at Manoa, IPRC, Honolulu, USA)