| Acronym | Meaning |
 | SIP | Scientific Instrument Package |
 | SUSIM | Solar Ultraviolet Spectral Irradiance Monitor |
 | SAS | StabilitY Augmented SYstem |
 | PCO | Procuring Contracting Officer |
 | DFI | Development Flight Instrumentation |
 | PD | Procurement Document |
 | FDX | Full Duplex |
 | N | North |
 | EOT | End Of Transmission |
 | SSUS-A | SSUS For Atlas-Centaur Class Spacecraft |