| Acronym | Meaning |
| SSAT | Shuttle Service And Access Tower |
| SLE | ERNO Spacelab Engineering |
| IPS | Interface Requirement List |
| O/V-U/V | Over Voltage/Under Voltage |
| PAM | Payload Assist Module |
| M | Mercury |
| STA | RScientific And Technical Report |
| RCA | Radio Corporation Of America (SATCOM) |
| RTOP | Research And Technology Objectives And Plans |
| STADAN | Space Tracking And Data Acquisition Network |