| Acronym | Meaning |
 | ED | Edge Distance |
 | CONCN | Concentration |
 | MSA | MSA-1 |
 | PRCB | ProgramRequirementsControlBoard |
 | FXD | Fixed |
 | CSE | Configuration Switching EquiPment |
 | LPOX | Low Pressure Oxygen |
 | SOCC | Satellite Operations Control Center |
 | AFTE | Autogenic Feedback Training Experiment |
 | PMON | Performance Management Operations Network |