Individual Members

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

Individual 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

Total number of IAU members:12445. Number of Individual Members in the IAU Directory: 10438

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Name Location NCA adherence
Usov, Vladimir V. Israel Israel
Usowicz, Jerzy Bogdan Poland Poland
USUDA, Tomonori United States United States
Utrobin, Victor P. Russian Federation Russian Federation
UTSUMI , Kazuhiko Japan Japan
Uttley, Philip Netherlands Netherlands
Uytterhoeven, Katrien Spain Spain
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