| Acronym | Meaning |
 | PCVL | Pilot Controlled Visual Landing |
| TPSE | Thermal Protection Subsystem Experiments |
| ECLS | Environmental Control And Life Support |
| BCU | Bus Control Unit |
| ICT | Influence Coefficient Tests |
| POCC | Payload Operations Control Center |
| GTC | Ground Test Conductor |
| INSTR | Instrument |
| SSP | Small Sortie Payload |
| SOL | Squelch |
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