| Acronym | Meaning |
 | JED | Julian Ephemeris Data |
| ILSSE | Integrated Life Science Shuttle Experiments |
| SMC | Scientific ManPower Commission |
| IPAD | Integrated Program For Aerospace Vehicle Design |
| TCS | Technical Concurrence Sheets |
| FVF | First Vertical Flight |
| TCC | Thermal Control Coating |
| PFRX | Preflight Relmat (X- 1 |
| RCS | Reaction Control System (Subsystem) |
| CHG | Change |
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