Euro-Asian Astronomical Society
The International Astronomy Olympiad
2025



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XXIX  International  Astronomy  Olympiad

IV  International  Remote  Astronomy  Olympiad

Dhaka (Bangladesh), November 6-18, 2025.


Winners  and  Prizewinners




I Diploma

Group Alpha

  • Ermolaev Ivan (Russia)
  • Guranda Leonard (Russia)

Group Beta

  • Motkov Evgenii (Russia)
  • Skripka Denis (Russia)

Group Gamma

  • Bakhtiiarov Iakov (Russia)


II Diploma

Group Alpha

  • He Yihan (China)
  • Susliakova Maiia (Russia)
  • Zheng Qishui (China)
  • Zhou Feifan (China)

Group Beta

  • Chen Zhengxuan (China)
  • Gamynin Nikolai (Russia)
  • Lazarev Mikhail (Russia)
  • Li Zixie (China)
  • Mikhailova Anna (Russia)
  • Tkachev Egor (Russia)


III Diploma

Group Alpha

  • Cheong Kar Hin (Malaysia)
  • Kang Zy Shun (Malaysia)
  • Sauryam Shrestha (Nepal)
  • Tham Chen-En (Malaysia)

Group Beta

  • Cheah Hoe Yeen (Malaysia)
  • Jaimes Rivera Adhemir Fernando (Bolivia)
  • Jian Wenhao (China)

Group Gamma

  • Basiron Yahaya (Malaysia)


Special Diploma

  • Ermolaev Ivan (Russia) - for the best result in Group Alpha
  • Skripka Denis (Russia) - for the best result in Group Beta
  • Bakhtiiarov Iakov (Russia) - for the best result in Group Gamma
  • He Yihan (China) - for for the original concise solutions of the theoretical round problems in Group Alpha
  • Chen Zhengxuan (China) - for for the original concise solutions of the theoretical round problems in Group Beta
  • Gamynin Nikolai (Russia) - for the best result in the theoretical round in Group Beta
  • Mikhailova Anna (Russia) - for the best result in the practical round in Group Beta
  • Susliakova Maiia (Russia) - for the best result in the round on maps and images in Group Alpha
  • Motkov Evgenii (Russia) - for the best result in the round on maps and images in Group Beta
  • Jaimes Rivera Adhemir Fernando (Bolivia) - for the best result among participants of the new participating countries


Note

Several prizewinners will be added to the list after verification.
 



 Updated 24.11.2025.

[The IAO Web-site]
[LINE WITH OWL]
    Dr. Michael G. Gavrilov, Founding Chairman of the International Astronomy Olympiad,
    ISSP of Russ. Acad. Sci., Academician Ossipyan street 2, 142432 Chernogolovka, Moscow region, Russia.

    URL: http://www.issp.ac.ru/iao/2025/
    e-mail: gavrilov@issp.ac.ru
    fax: + 7-(496-52)-28-160