Astronomy Abbreviations and Acronyms

1. IAFE
   Instituto De Astronomia Y Fisica Del Espacio
2. IAJ
   Irish Astronomical Journal
3. IAO
   International Astronomy Olympiad
4. IAP
   Interoperability Action Plan
5. IAPM
   International Association of Medical Prosthesis Manufacturers
6. IAPPP
   International Amateur/Professional Photoelectric Photometry
7. IAPPP
   International Amateur-Professional Photoelectric Photometry
8. IAR
   Institutofargentino De Radioastronomia
9. IARA
   Italian Amateur Radio Astronomy
10. IAS
    Istituto Di Astrofisica Spaziale
11. IAS
    Irish Astronomical Soziety
12. IAS
    Indiana Astronomical Society
13. IB
    Interstellar Band
14. IBSS-SPAS
    Infrared Background Signatufe Survey - Shuttle Palette Satellite
15. IBVS
    Information Bulletin On Variable Stars
16. IBVS
    Informational Bulletin On Variable Stars
17. IC
    Index Catalog
18. IC
    Intracluster
19. IC
    Interprocess Communication
20. ICCD
    Intensified Charge-Coupled Device

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