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: 14106 (of which 719 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11606.


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Name Location▼ NCA adherence
Khanna, Shourya (Junior Member) Netherlands Netherlands
Kama, Mihkel Netherlands Estonia
Kuijpers, H. Jan M.E. Netherlands Netherlands
Kutkin, Alexander Mikhailovich (Junior Member) Netherlands Netherlands
Keller, Christoph U. Netherlands Netherlands
Kuiper, Lucien Netherlands Netherlands
Koopmans, Léon V.E. Netherlands Netherlands
Katgert-Merkelijn, J. K. Netherlands Netherlands
Kuulkers, Erik Netherlands Netherlands
Kaastra, Jelle S. Netherlands Netherlands
Klein Wolt, Marc Netherlands Netherlands
Kruithof, Gert H. Netherlands Netherlands
Kenworthy, Matthew A Netherlands Netherlands
Körding, Elmar Netherlands Netherlands
Kilmartin, Pamela New Zealand New Zealand
Kjeldseth-Moe, Olav Norway Norway
KATO, Yoshiaki Norway Norway
Kachelriess, Michael Norway Norway
Kristiansen, Jostein Riiser Norway Norway
Khan, Fazeel Mahmood Pakistan AA-Country unknown
Katarzyński, Krzysztof Poland Poland
Kołomański, Sylwester Poland Poland
Kopacki, Grzegorz Poland Poland
Kus, Andrzej Jan Poland Poland
Kluźniak, Włodzimierz Poland Poland
Kreiner, Jerzy M. Poland Poland
Karska, Agata (Junior Member) Poland Poland
Kurzyńska, Krystyna Poland Poland
Kruszewski, Andrzej Poland Poland
Kosek, Wiesław Poland Poland
Konacki, Maciej Poland Poland
Kryszczynska, Agnieszka Poland Poland
Kubiak, Marcin A. Poland Poland
Kunert-Bajraszewska, Magdalena Poland Poland
Kijak, Jarosław Poland Poland
Krasiński, Andrzej Poland Poland
Królikowska-Sołtan, Małgorzata Elżbieta Poland Poland
Kozłowski, Szymon Poland Poland
Krzesinski, Jerzy H. Poland Poland
Kamiński, Krzysztof Zbigniew Poland Poland
Kofman, Wlodek Włodzimierz Poland Poland
Kwiatkowski, Tomasz Poland Poland
Kiraga, Marcin M. Poland Poland
Kumar, Nanda M. S. Portugal Portugal
Krone Martins, Alberto Garcez de Oliveira Portugal Portugal
Kovalev, Yuri A. Russian Federation Russian Federation
Kompaneets, Dmitrij A. Russian Federation Russian Federation
Kopylov, Alexander I. Russian Federation Russian Federation
Kopylova, Yulia Gennadievna Russian Federation Russian Federation
Khoperskov, Sergey Alexandrovich Russian Federation Russian Federation
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