Astronomy Abbreviations and Acronyms

1. OPB
   Observation Planning Branch
2. OPCONCTR
   Operations Control Center
3. OPD
   Outpatient Department
4. OPD
   Operations and Data Processing Division
5. OPER SYST
   Operating System
6. OPF
   Orbiter Processing Facility
7. OPM
   Outer Planet Mission
8. OPO
   Operations Project Office
9. OPR
   Operations Problem Report
10. OPS
    Operations Division
11. OPS
    Orbitalnaya Pilotifuemaya Stanziya
12. OPSDB
    Operations Data Base
13. OPSO
    Origin
14. OPSYS
    Operating System
15. OPT
    Oceanside Photo and Telescope
16. OPT
    Oceanside Photo & Telescope
17. OPT
    Optic
18. OPUS
    OSS and PODPS Unified Systems
19. OPUSAT
    Osaka Prefecture University Satellite
20. ORA
    FDA's Office of Regulatory Affairs

Last updated: August 3, 2021 — Total entries: 5,937