Individual and Junior Members

Professional scientists whose research is directly relevant to some branch of astronomy are eligible to apply as Individual Members. Individual Members are, normally, admitted by the Executive Committee on the proposal of a National Member.

Junior scientists who have completed their PhD studies between 2015 and 2020 and who are in the initial phase of the career of a professional researcher in some branch of astronomy or a related field may be admitted to the Union by the Executive Committee as Junior Members, for a period not exceeding 6 years.

Individual and Junior Members listed in the IAU Directory have a valid, public email, and are affiliated to at least one Division. They are labeled as "Active Members". For corrections and updates, please contact Any members remaining Inactive for more than 10 years will be removed from the IAU lists.

Additionally, while only Active Members are listed in the IAU Directory, you may still search for Active, Inactive or Deceased Members in the search field to your right.

Total number of IAU Individual and Junior members: 13564 (of which 533 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11070.


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Name Location▼ NCA adherence
Kandalyan, Rafik A. Armenia Armenia
Kalloglian, Arsen T. Armenia Armenia
Kedziora-Chudczer, Lucyna L. Australia Australia
Koribalski, Bärbel Silvia Australia Australia
Konstantopoulos, Iraklis Australia Australia
Kalnajs, Agris J. Australia Australia
Kitaeff, Vyacheslav V. Australia Australia
Kudryavtseva, Nadezhda (Nadia) A. Australia Australia
Kuncic, Zdenka Australia Australia
Kesteven, Michael J. Australia Australia
Kafle, Prajwal Raj Australia Australia
Karakas, Amanda I. Australia Australia
Kawka, Adela Australia Australia
Kewley, Lisa J Australia Australia
Kilborn, Virginia A. Australia Australia
Killeen, Neil Edward Beauchamp Australia Australia
Köhler , Rainer Austria Austria
Krásná, Hana Austria Austria
Khodachenko, Maxim L. Austria Austria
Koeberl, Christian Austria Austria
Kausch, Wolfgang Austria Austria
Kerschbaum, Franz Austria Austria
Katsiyannis, Athanassios Belgium Belgium
Karatekin, Özgür Belgium Belgium
Keppens, Rony Belgium Belgium
Kolenberg, Katrien Belgium Belgium
Kluska, Jacques (Junior Member) Belgium Belgium
Kepler, S. O. Brazil Brazil
Krabbe, Angela Cristina Brazil Brazil
Kjurkchieva, Diana Petrova Bulgaria Bulgaria
Kirilova, Daniela P. Bulgaria Bulgaria
Kunchev, Peter Bulgaria Bulgaria
Koleva, Kostadinka Bulgaria Bulgaria
Kraicheva, Zdravka Bulgaria Bulgaria
Konstantinova-Antova, Renada K. Bulgaria Bulgaria
Kopchev, Valentin Stanchev Bulgaria Bulgaria
Kronberg, Philipp Canada Canada
Kirk, Helen M Canada Canada
Kavelaars, JJ. Matthew Canada Canada
Khalack, Viktor Canada Canada
Kothes, Roland Josef Canada Canada
Kenny, Harold Canada Canada
Kaspi, Victoria M. Canada Canada
Knee, Lewis B.G. Canada Canada
Kaufer, Andreas Chile Chile
Korhonen, Heidi H. Chile Denmark
Kurtev, Radostin G. Chile Chile
KAMENO, Seiji Chile Chile
Kwok, Sun China, Nanjing China, Nanjing
KANG, Zhe (Junior Member) China, Nanjing China, Nanjing
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