Astronomy Abbreviations and Acronyms

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

Last updated: August 3, 2021 — Total entries: 5,938