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:13606 (of which 344 Junior members). Number of Active Individual Members in the IAU Directory: 11064 (of which 344 Junior members)

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
Tsai, Chao-Wei United States United States
TSAI, An-Li Poland China, Taipei
Tsamparlis, Michael Greece Greece
Tsap, Yuriy Russian Federation Russian Federation
TSENG, Wei-Ling China, Taipei China, Taipei
TSENG, Yao-Huan China, Taipei China, Taipei
Tsiganis, Kleomenis Greece Greece
Tsiklauri, David United Kingdom United Kingdom
Tsinganos, Kanaris Greece Greece
Tsiropoula, Georgia Greece Greece
TSUBOI, Masato Japan Japan
Tsuchida, Masayoshi Brazil Brazil
TSUCHIYA , Toshio Japan Japan
TSUJI, Takashi Japan Japan
Tsujimoto, Masahiro Japan Japan
TSUJIMOTO , Takuji Japan Japan
TSUKAGOSHI, Takashi Japan Japan
TSUMURA, Kohji Japan Japan
TSUNEMI, Hiroshi Japan Japan
TSUNETA, Saku Japan Japan
TSURU, Takeshi Japan Japan
Tsutsumi, Takahiro United States United States
Tsvetanov, Zlatan I. United States United States
Tsvetk'ov, Alexander Russian Federation Russian Federation
Tsvetkov, Dmitry Yu. Russian Federation Russian Federation
Tsvetkov, Milcho K. Bulgaria Bulgaria
Tsvetkova, Katja Bulgaria Bulgaria
Tsvetkova, Svetla Valentinova Bulgaria Bulgaria
Tsygan, Anatolij I. Russian Federation Russian Federation
Tsygankov, Sergey Finland Finland
Tuccari, Gino Italy Italy
Tucker, Douglas Lee United States United States
Tucker, Wallace H. United States United States
Tuckey, Philip France France
Tudose, Valeriu Mihai Romania Romania
Türler, Marc A. Switzerland Switzerland
Tuffs, Richard J. Germany Germany
Tugay, Anatoliy V. Ukraine Ukraine
Tull, Robert G. United States United States
Tully, Richard Brent United States United States
Tummuangpak, Pimpunyawat Thailand Thailand
Tungalag, Namkhai Mongolia Mongolia
Turatto, Massimo Italy Italy
Turck-Chièze, Sylvaine France France
Turcu, Vlad Spiridon Romania Romania
Turner, David G. Canada Canada
Turner, Edwin L. United States United States
Turner, Jean L. United States United States
Turner, Kenneth C. United States United States
Turner, Michael S. United States United States
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Gender Distribution in the IAU

AGE RANGE Nº of WOMEN Nº of MEN % of WOMEN % of MEN
>100 1 1 50.0 50.0
<20 1 3 25.0 75.0
25-30 22 42 34.4 65.6
30-35 145 255 36.3 63.8
35-40 287 635 31.1 68.9
40-45 297 831 26.3 73.7
45-50 269 946 22.1 77.9
50-55 257 1096 19.0 81.0
55-60 208 981 17.5 82.5
60-65 175 931 15.8 84.2
65-70 147 863 14.6 85.4
70-75 125 867 12.6 87.4
75-80 81 680 10.6 89.4
80-85 37 283 11.6 88.4
85-90 10 135 6.9 93.1
90-95 6 51 10.5 89.5
95-100 2 6 25.0 75.0

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