Individual and Junior 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.

Junior scientists who have completed their PhD studies between 2013 and 2018 in some branch of astronomy, who are in the initial phase of the career of a professional researcher and have the prospect of becoming a professional researcher in astronomy may be admitted to the Union by the Executive Committee as Junior Member, 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 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:13595 (of which 349 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11060 (of which 349 Junior members)

These statistics refer to Active members. Please note also that these numbers do 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
YABUTA, Hikaru Japan Japan
Yadav, Jagdish Singh India India
Yadav, Vipin Kumar India India
YAGI, Masafumi Japan Japan
Yahil, Amos United States United States
Yair, Yoav Y Israel Israel
Yakovlev, Dmitrij G. Russian Federation Russian Federation
Yakovleva, Valerija A. Russian Federation Russian Federation
Yakut, Kadri Turkey Turkey
Yallop, Bernard D. United Kingdom United Kingdom
Yamada, Shoichi Japan Japan
YAMADA, Shimako Japan Japan
YAMADA, Toru Japan Japan
YAMADA, Yoshiyuki Japan Japan
YAMAGATA , Tomohiko Japan Japan
YAMAMOTO, Hiroaki Japan Japan
YAMAMOTO, Satoshi Japan Japan
YAMAMOTO , Masayuki Japan Japan
YAMAMOTO , Tetsuo Japan Japan
YAMAMURA , Issei Japan Japan
YAMANAKA, Masayuki Japan Japan
YAMAOKA, Hitoshi Japan Japan
YAMASAKI, Atsuma Japan Japan
YAMASAKI , Noriko Y. Japan Japan
YAMASHITA , Takuya Japan Japan
YAMAUCHI, Aya Japan Japan
YAMAUCHI, Makoto Japan Japan
YAMAUCHI , Shigeo Japan Japan
YAN, Jun China, Nanjing China, Nanjing
YAN, Xiaoli (Junior Member) China, Nanjing China, Nanjing
YAN, Yihua China, Nanjing China, Nanjing
YANAGISAWA, Masahisa Japan Japan
Yanamandra-Fisher, Padma A. United States United States
Yang, Jun Sweden Sweden
Yang, Lili China, Nanjing China, Nanjing
YANG, Changgen China, Nanjing China, Nanjing
YANG, Hong-Jin Korea, Rep of Korea, Rep of
YANG, Ji China, Nanjing China, Nanjing
YANG, Jing China, Nanjing China, Nanjing
YANG, Jongmann Korea, Rep of Korea, Rep of
YANG, Lei China, Nanjing China, Nanjing
YANG, Shu-Hua (Junior Member) China, Nanjing China, Nanjing
YANG, Stephenson L.S. Canada Canada
YANG, Tinggao China, Nanjing China, Nanjing
YANG, Wenbo (Junior Member) China, Nanjing China, Nanjing
YANG, Xiaofeng China, Nanjing China, Nanjing
YANG, Xiaohu China, Nanjing China, Nanjing
YANG, Xuhai China, Nanjing China, Nanjing
YANG, Zhigen China, Nanjing China, Nanjing
Yankiv-Vitkovska, Liubov Ukraine Ukraine
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Gender Distribution in the IAU

>100 2 1 66.7 33.3
<20 1 2 33.3 66.7
25-30 22 41 34.9 65.1
30-35 137 250 35.4 64.6
35-40 289 628 31.5 68.5
40-45 300 820 26.8 73.2
45-50 264 950 21.7 78.3
50-55 257 1094 19.0 81.0
55-60 210 992 17.5 82.5
60-65 178 937 16.0 84.0
65-70 147 860 14.6 85.4
70-75 125 866 12.6 87.4
75-80 81 685 10.6 89.4
80-85 38 280 11.9 88.1
85-90 10 135 6.9 93.1
90-95 6 53 10.2 89.8
95-100 1 8 11.1 88.9

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