| Acronym | Meaning |
| PCR | Payload Changeout Room |
| PS | Payload Station |
| DC | DCASData Collection And Analysis System |
| LUCS | Instrumentation Update Command SYstem |
| PCRB | Program Change Review Board (RI Launch |
| L | Launch |
| CRISP | Computer Resources Integrated Support Plan |
| O/F | Oxidizet--to-Fuel Ratio |
| R/L | Rate/Limited |
| MDE | Modular Display Electronics |