^○Byron Tapley¹, Frank Flechtner², Michael Watkins³, Srinivas Bettadpur¹ (1.University fo Texas Center For Space Research, 2.German Research Centre for Geosciences - GFZ,, 3.NASA Jet Propulsion Laboratory)

^○Felix Landerer¹, Frank Flechtner², Frank Webb¹, Michael Watkins¹, Christoph Dahle², Srinivas Bettadpur³ (1.Jet Propulsion Laboratory / Caltech, Pasadena, CA, USA, 2.GFZ Posdam, Germany, 3.Center for Space Research, University of Texas, Austin, TX, USA)

^○David Wiese, Christopher McCullough (Jet Propulsion Laboratory, Pasadena, California, USA)

^○Pieter Visser (Delft University of Technology, Delft, The Netherlands)

^○Bruno Christophe, Francoise Liorzou, Damien Boulanger, Bernard Foulon, Vincent Lebat, Phuong-Anh Huynh, Nassim Zahzam, Yannick Bidel, Alexandre Bresson (ONERA The French Aerospace Lab, Chatillon, France)