Figure 3
From: Cold atoms in space: community workshop summary and proposed road-map
(Left) Flight model of the ACES payload during the assembly phase. SHM (vertical cylinder) and PHARAO (in the background) are installed on the bottom panel. The ACES computer, the PHARAO computer, and the on-board phase comparator are visible on the left panel. MWL electronics (not installed yet) and the antennae are accommodated on the top panel. (Right) The ACES payload installed on the Columbus External Payload Adapter (CEPA) for interface tests