| Acronym | Meaning |
| CCD | Checkout Command Decoder |
| SIS | Software Integrated Schedule |
| PTDDSS | PTD Data Selection Sheet |
| DAS | Digital Address System |
| RFPA | Request For Proposal Authorization |
| EAT | Environmental Acceptance Test |
| G/T | Antenna Gain-to-Noise Temperature Ratio |
| MMC | Mission Management Center |
| CD | Candella (Luminous Intensity) |
| LM | Intermediate Moisture |