| Acronym | Meaning |
| RV | Recovery Vessel |
| TVSSIS | TV Subsystem Interconnecting Station |
| GOMS | GrGOMSGround Operations Management System |
| EOS | Extended Operating System |
| UTLM | Up Telemetry |
| NSS | Nitrogen Supply Subsystem |
| IMCP | Integrated Monitor And Control Panel |
| PTCS | Propellant Tanking Computer System |
| FTP | Full Throttle Position |
| D | LSC DLTRData Link Terminal Repeater |