| Acronym | Meaning |
 | LG | Landing Gear |
| S/V | Space Vehicle |
| OPR | Operations Planning Review |
| NESR | NNESRNatural Environment Support Room |
| SOP | Spacelab OPportunity Payload |
| IPS | Inverter Power Supply |
| VCN | Verification Completion Notice |
| TIC | Total Item Change |
| BP | C&WCaution And Warning |
| LAGS | Launch Abort Guide Simulation |
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