| Acronym | Meaning |
 | BDA | BermudaIsland |
| SDR | Spacelab DisPosition Record (ESA) |
| NARS | National Archives And Record Services |
| GLD | Glide Slope |
| IOC | Joint Operations Center |
| HAC | Heading Alignment Cylinder |
| PSIA | Pound Per Square Inch Absolute |
| GP | GeGP General Publication (RSC) |
| MPS | Main Propulsion System (Subsystem) |
| CI | Course (deviation Display) Invalid |
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