| Acronym | Meaning |
| VECO | Vernier Engine Cutoff |
| MP | Mod Package |
| DCS | Data Communication System |
| PD | Propellant Dispersal |
| DIF | Difference |
| STDN | Space Tracking And Data Network |
| OMPT | Observed Mass Point Trajectory |
| SIMR | Systems Integration Management Review |
| SDT | Shuttle Data Tape |
| R | ETSReconfiguration Electrical Test Stand |