| Acronym | Meaning |
 | RM | Rendezvous Maneuver |
| RPA | Request For Procurement Action (Authorization) |
| OTDA | Office Of Tracking And Data Acquisition (now OSTDS) |
| ACR | Active Cavity Radiometer |
| PRS | PrimaryRecoverySite |
| SO | SuPport Operations (KSC Dir.) |
| VZ | Velocity Along The Z-Axis |
| MMDB | Master Measurement Data Base |
| VIS | Verification Information System |
| CNTRL | Controller |
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