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 3 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.

For gender statistics click here.

Total number of IAU Individual and Junior members: 12754 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12383.


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Name Location NCA adherence▼
KINUGASA, Kenzo Japan Japan
KARINO, Shigeyuki Japan Japan
KIGUCHI , Masayoshi Japan Japan
KAYO, Issha Japan Japan
KOMIYAMA, Yutaka Japan Japan
KOIDE , Shinji Japan Japan
KOIKE , Chiyoe Japan Japan
KANEDA, Hidehiro Japan Japan
KAWAGOE, Shio K. Japan Japan
KAWASAKI , Masahiro Japan Japan
KAWAKATU , Nozomu Japan Japan
KOBAYASHI, Masakazu Japan Japan
KAWAI, Nobuyuki Japan Japan
KAWABE , Ryohei Japan Japan
KODAIRA, Keiichi Japan Japan
KANO, Ryouhei Japan Japan
KAWABATA, Kiyoshi Japan Japan
KURAYAMA, Tomoharu Japan Japan
KATO, Taichi Japan Japan
KATO, Shoji Japan Japan
KATO, Ken-ichi Japan Japan
KASUGA, Takashi Japan Japan
KASUGA, Toshihiro Japan Japan
KUMAGAI , Shiomi Japan Japan
KASHIKAWA , Nobunari Japan Japan
KATAOKA, Akimasa Japan Japan
KUMAI, Yasuki Japan Japan
KAWAKITA, Hideyo Japan Japan
KAROJI , Hiroshi Japan Japan
KODA, Jin United States Japan
KAKAZU, Yuko United States Japan
KOBAYASHI, Kaori Japan Japan
KOYAMA, Yasuhiro Japan Japan
KUNIEDA, Hideyo Japan Japan
KOHNO, Kotaro Japan Japan
KANEKO, Noboru Japan Japan
KAMBE, Eiji United States Japan
KAWATE, Tomoko Japan Japan
KAMAZAKI, Takeshi Japan Japan
KAMAYA, Hideyuki Japan Japan
KOHNO, Mikito (Junior Member) Japan Japan
KOUZUMA, Shinjirou Japan Japan
KUBO, Yuki Japan Japan
KANEKO, Hiroyuki Japan Japan
KABURAKI, Osamu Japan Japan
KUDOH, Takahiro Japan Japan
KOBAYASHI, Hideyuki Japan Japan
KUBO, Masahito Japan Japan
KENJI, Nakamura Japan Japan
KAWAMURA, Akiko Japan Japan
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