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The International Olympiad on Astronomy and Astrophysics (IOAA) is an annual astronomy and astrophysics competition for high school students. It is one of the international science olympiads. [1]
The Olympiad was founded from a dissidence inside the International Astronomy Olympiad, in order to increase the scope of the organization.
Number | Year | Host country | Host city | Absolute winner | Countries Represented | Winner Team | Website |
---|---|---|---|---|---|---|---|
1 | 2007 | ![]() | Chiang Mai | ![]() | 21 | * 1st IOAA, 2007 | |
2 | 2008 | ![]() | Bandung | ![]() | 22 | * 2nd IOAA, 2008 | |
3 | 2009 | ![]() | Tehran | ![]() | 20 | * 3rd IOAA, 2009 | |
4 | 2010 | ![]() | Beijing | ![]() | 23 | * 4th IOAA [ dead link ], 2010 | |
5 | 2011 | ![]() | Chorzów / Katowice / Kraków | ![]() | 26 | IOAA 2011 | |
6 | 2012 | ![]() | Rio de Janeiro / Vassouras | ![]() | 28 | IOAA 2012 | |
7 | 2013 | ![]() | Volos | ![]() | 35 | * 7th IOAA Archived 2013-05-15 at the Wayback Machine , 2013 | |
8 | 2014 | ![]() | Suceava / Gura Humorului | ![]() | 42 | ||
9 | 2015 | ![]() | Magelang / Semarang | ![]() | 41 | ||
10 | 2016 | ![]() | Bhubaneswar | ![]() | 42 | IOAA 2016 | |
11 | 2017 | ![]() | Phuket | ![]() | 44 | IOAA 2017 | |
12 | 2018 | ![]() | Beijing | ![]() | 39 | IOAA 2018 Archived 2019-05-25 at the Wayback Machine | |
13 | 2019 | ![]() | Keszthely & Hévíz | ![]() | 46 | IOAA 2019 | |
N/A [a] | 2020 | ![]() | N/A | ![]() | 40 | ![]() | GeCAA |
14 | 2021 | ![]() | Bogotá (online) | ![]() | 48 | ![]() | IOAA 2021 |
15 | 2022 | ![]() | Kutaisi | ![]() | 45 | ![]() | IOAA 2022 |
16 | 2023 | ![]() | Chorzów / Katowice | ![]() | 52 | ![]() | IOAA 2023 |
17 | 2024 | ![]() | Vassouras | ![]() | 54 | ![]() | IOAA 2024 |
18 | 2025 | ![]() | Mumbai | ![]() | 64 | ![]() | IOAA 2025 |
The 1st IOAA-Jr, for the students under 16 years of age was held in Romania from 30 October to 7 November 2022. The 2nd IOAA-Jr was held in Volos, Greece from 24 to 30 September 2023, and its age restriction was lowered to students under 15. [3] The 3rd IOAA-Jr was hosted by Kathmandu, Nepal from 3 to 10 October 2024. The 4th IOAA-Jr will be held in Romania.
Source: https://www.ioaastrophysics.org/participating-countries/
The following table lists multiple (triple and more) gold medal winners of IOAA with their ranks and corresponding years.
Name | Team(s) | Years | |||
---|---|---|---|---|---|
Peter Andolšek | Slovenia | 2021 (29th) | 2022 (10th) | 2023 (1st) | 2024 (1st) |
Stanislav Fořt | Czech Republic | 2010 (8th) | 2011 (1st) | 2012 (2nd) | |
Peter Kosec | Slovakia | 2010 (5th) | 2011 (4th) | 2012 (5th) | |
Daniil Dolgov | Russia | 2016 (8th) | 2017 (3rd) | 2018 (11th) | |
Jindřich Jelínek | Czech Republic | 2016 (9th) | 2018 (5th) | 2019 (7th) | |
Teo Kai Wen | Singapore | 2023 (17th) | 2024 (7th) | 2025 |
Note: Several countries (e.g. India, Indonesia, Iran, Thailand) do not allow their students to contest in IOAA more than two times, even if they are eligible. Thus, statistics from those countries is not included in the table above.
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