The list of organization acronyms and abbreviations.

All organization related acronyms and abbreviations.

Stands For|0Abbreviated As|6Related|1.7k

1,734 entry under topic. ×

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IAC:
Instituto de Astrofisica de Canarias(Celestial objects, Astronomy)
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IAPPP:
International Amateur/Professional Photoelectric Photometry
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IDA:
International Dark-Sky Association(Celestial objects, Astronomy)
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IERS:
International Earth Rotation geophysical Service(Celestial objects)
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IHW:
International Halley Watch(Celestial objects, Astronomy, Organization)
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IMO:
International Meteor Organization(Celestial objects, Astronomy)
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INAG:
Institut National d'Astronomie et de Geophysique(Celestial objects)
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ING:
Isaac Newton Group of Telescopes(Celestial objects, Astronomy)
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IOTA:
International Occultation Timing Association(Celestial objects)
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IPAC:
Infrared Processing & Analysis Center(Celestial objects, Astronomy)
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IRAM:
Institut de Radio Astronomie Millimetrique(Celestial objects)
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IRSA:
Infrared Science Archive(Celestial objects, Astronomy, Organization)
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ISN:
International Supernovae Network(Celestial objects, Astronomy)
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ISTeC:
International Small Telescope Cooperative(Celestial objects)
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ITA:
Institute of Theoretical Astronomy(Celestial objects, Astronomy)
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IUEDAC:
IUE satellite Data Analysis Center(Celestial objects, Astronomy)
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IfA:
Institute for Astronomy(Celestial objects, Astronomy, Organization)
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IoA:
Institute of Astronomy(Celestial objects, Astronomy, Organization)
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JAC:
Joint Astronomy Centre(Celestial objects, Astronomy, Organization)
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JAPOA:
Japan Amateur Photoelectric Observers Association(Celestial objects)
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APASmart Define. (2018). organization. Retrieved September 23, 2026, from http://smartdefine.org/organization/abbreviations/r/Celestial_objects
ChicagoSmart Define. 2018. "organization" http://smartdefine.org/organization/abbreviations/r/Celestial_objects (accessed September 23, 2026).
HarvardSmart Define 2018, organization, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/organization/abbreviations/r/Celestial_objects>.
MLASmart Define. "organization" 16 February 2018. Web. 23 September 2026. <http://smartdefine.org/organization/abbreviations/r/Celestial_objects>