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 iauinfos@iap.fr. 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 members:12441. Number of Active Individual Members in the IAU Directory: 9893

These statistics refer to Active members. Please note also that these numbers to not include IAU members for which we do not have a date of birth.

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Name	Location	NCA adherence
Oberg, Karin I	United States	United States
Oberoi, Divya	India	India
Oberst, Jürgen	Germany	Germany
Oberst, Thomas E	United States	United States
Obregón Díaz, Octavio José	Mexico	Mexico
Obreschkow, Danail	Australia	Australia
O'Brian, Thomas R.	United States	United States
Obridko, Vladimir N.	Russian Federation	Russian Federation
O'Brien, Paul Thomas	United Kingdom	United Kingdom
O'Brien, Tim	United Kingdom	United Kingdom
O'Byrne, John W.	Australia	Australia
Ochsenbein, François	France	France
O'Connell, Robert F.	United States	United States
O'Connell, Robert West	United States	United States
Ocvirk, Pierre	France	France
O'Dea, Christopher P.	United States	United States
Odell, Andrew P.	United States	United States
O'Dell, Charles R.	United States	United States
O'Dell, Stephen L.	United States	United States
Ödman, Carolina Johanna	South Africa	South Africa
O'Donoghue, Aileen A	United States	United States
Oemler Jr, Augustus	United States	United States
Oesch, Pascal A	Switzerland	Switzerland
Oey, Sally	United States	United States
Ofek, Eran Oded	Israel	Israel
Ofir, Aviv	Germany	Germany
Ofman, Leon	United States	United States
Ogando, Ricardo Lourenço Correia	Brazil	Brazil
OGAWA , Hideo	Japan	Japan
OGAWARA , Yoshiaki	Japan	Japan
Ogłoza, Waldemar	Poland	Poland
OGURA , Katsuo	Japan	Japan
OH, Kap Soo	Korea, Rep of	Korea, Rep of
OH, Kyu-Dong	Korea, Rep of	Korea, Rep of
OH, Sang Hoon	Korea, Rep of	Korea, Rep of
OH, Suyeon Yelena	Korea, Rep of	Korea, Rep of
O'Handley, Douglas A.	United States	United States
Ohashi, Nagayoshi	United States	United States
OHISHI, Masatoshi	Japan	Japan
Ohnaka, Keiichi	Chile	Chile
OHNISHI , Kouji	Japan	Japan
OHTA , Kouji	Japan	Japan
OHTANI , Hiroshi	Japan	Japan
OHTSUKI , Keiji	Japan	Japan
Oja, Heikki	Finland	Finland
Oja, Tarmo	Sweden	Sweden
Ojha, Devendra Kumar	India	India
Ojha, Roopesh	United States	United States
Oka, Takeshi	United States	United States
OKA, Tomoharu	Japan	Japan

Gender Distribution in the IAU

AGE RANGE	Nº of WOMEN	Nº of MEN	% of WOMEN	% of MEN
30-35	39	80	32.8	67.2
35-40	177	397	30.8	69.2
40-45	241	710	25.3	74.7
45-50	239	863	21.7	78.3
50-55	241	1049	18.7	81.3
55-60	207	940	18.0	82.0
60-65	166	900	15.6	84.4
65-70	141	856	14.1	85.9
70-75	117	863	11.9	88.1
75-80	83	665	11.1	88.9
80-85	35	270	11.5	88.5
85-90	13	133	8.9	91.1
90-95	4	52	7.1	92.9
95-100	2	6	25.0	75.0