| Acronym | Meaning |
| RD | Round |
| CISS | Centaur Integrated Support Structure |
| COBE | Cosmic Background Explorer |
| CTS | COMPuterized Training System |
| SB | Space Base |
| MES | Main Engine Start |
| KOM | KSC Operation Instruction |
| DME | Distance Measur Ng EquiPment |
| PCC | Production Control Centers |
| MRCR | Measurement Requirement Change Request |