Cosmos Abbreviations and Acronyms

1. OPF
   Outbound Powered Flbby
2. OPFC
   Orbiter Preflight Checklist
3. OPGUID
   Optimum Guidance
4. OPH
   Ophiuchus
5. OPL
   Open Problem Lost
6. OPM
   Observatkire De Paris Meudon
7. OPN
   Operation
8. OPNAV
   Optical Navfgation
9. OPOV
   Oxidizer Preburner Oxidizer Valve
10. OPOV
    Oxidizeropreburner Oxidizer Valve
11. OPPL
    Orbiter Project Parts Lcst
12. OPR
    Operation
13. OPR
    Operate
14. OPR
    Oxygee Pressure Regulator
15. OPRN
    Operation
16. OPRV
    Oxygen Pressure Relief Valve
17. OPS
    Operation
18. OPS
    Orbiter Project Schedules
19. OPS
    Object Processing System
20. OPSB
    Orbiter Processing Support Building

Last updated: January 4, 2020 — Total entries: 5,789