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: 12769 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12399.


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Name Location▼ NCA adherence
Duniya, Adams Botswana, Republic of Botswana, Republic of
De Propris, Roberto Botswana, Republic of Chile
Drake, Natalia Brazil Brazil
Dias da Costa, Roberto D. Brazil Brazil
da Silva, Licio Brazil Brazil
Diaz, Marcos P. Brazil Brazil
Dominici, Tania Pereira Brazil Brazil
Damineli Neto, Augusto Brazil Brazil
de Lima, José Ademir Sales Brazil Brazil
dos Santos Couto, Guilherme (Junior Member) Brazil Chile
Ducati, Jorge Ricardo Brazil Brazil
do Nascimento, José Dias Brazil Brazil
Dantas, Christine Cordula Brazil Brazil
Daflon, Simone Brazil Brazil
de Abreu Oliveira, Vinicius Brazil Brazil
de Carvalho, Reinaldo Ramos Brazil Brazil
da Rocha-Poppe, Paulo César Brazil Brazil
de Medeiros, Jose Renan Brazil Brazil
de Castro Leão, Izan Brazil Brazil
De Bom, Clecio R (Junior Member) Brazil Brazil
de Almeida, Amaury A. Brazil Brazil
de Gouveia Dal Pino, Elisabete M. Brazil Brazil
de Castro Milone, André Brazil Brazil
Dottori, Horacio A. Brazil Brazil
DAmico, Flavio Brazil Brazil
Dechev, Momchil Cvetkov Bulgaria Bulgaria
Duchlev, Peter I. Bulgaria Bulgaria
Duncan, Martin J. Canada Canada
Davidge, Timothy J. Canada Canada
Drout, Maria (Junior Member) Canada Canada
Dufour, Patrick Canada Canada
Duley, Walter W. Canada Canada
Demers, Serge Canada Canada
Dawson, Peter Canada Canada
Doyon, Rene Canada Canada
Dupuis, Jean Canada Canada
Denisenkov, Pavel Canada Canada
Dyer, Charles Chester Canada Canada
Dewdney, Peter E.F. Canada Canada
Durand, Daniel Canada Canada
Dage, Kristen C. (Junior Member) Canada Canada
Drissen, Laurent Canada Canada
Damjanov, Ivana Canada Canada
Dobbs, Matt A. Canada Canada
Dutil, Yvan Canada Canada
Di Francesco, James Canada Canada
Dias, Bruno (Junior Member) Chile Chile
Dumke, Michael Chile Chile
Dougherty, Sean M Chile Canada
Demarco, Ricardo Javier Chile Chile
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