| Acronym | Meaning |
 | PPI | Plan Position Indicator |
| RIV | Recirculation Isolation Valve |
| SMPTRB | Shuttle Main Propulsion Test Requirement Board |
| FSS | Fire Suppression System |
| VO | Space Vehicle Operations (KSC Dir.) |
| MD | Biomedical Office (KSC Directorate) |
| RT | Right |
| TGS | Telemetry Ground System |
| SOPC | Shuttle Operations And Planning Center |
| STA | RScientific And Technical Report |
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