| Acronym | Meaning |
| PRCB | ProgramRequirementsControlBoard |
| COS | Cosine |
| RC | Recurring Cost |
| OMET | Orbiter Mission Elapsed Time |
| FAC | Facility |
| CSAS | ComPuterized Status Accounting System |
| MADRE | Manufacturing Data Retrieval System |
| TDS | Technology Demonstration Satellite |
| EOM | Equations Of Motion |
| RFL | Reflect |