11.3 Apsis modules
Author(s): Coryn A.L. Bailer-Jones, Marco A. Álvarez, René Andrae, Ioannis Bellas-Velidis, Elisa Brugaletta, Orlagh L. Creevey, Carlos Dafonte, Ludovic Delchambre, Ronald Drimmel, Yves Frémat, Daniel Garabato, Despina Hatzidimitriou, Alessandro Lanzafame, Minia Manteiga, Douglas J. Marshall, Lara Pallas-Quintela, Luis M. Sarro, Alejandra Recio-Blanco, Jan Rybizki, Frédéric Thévenin
In this section we describe each module component of the Apsis chain.