IOAA

Here you find the problems and solutions of the International Olympiad on Astronomy and Astrophysics.

Useful resource: Compilation of IOAA problems 2007-2012

2019 - Hungary

13^th IOAA:

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2018 - China

12^th IOAA:

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2017 - Thailand

11^th IOAA:

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2016 - India

10^th IOAA:

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2015 - Indonesia

9^th IOAA:

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2014 - Romania

8^th IOAA:

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2013 - Greece

7^th IOAA:

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2012 - Brazil

6^th IOAA:

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2011 - Poland

5^th IOAA:

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2010 - China

4^th IOAA:

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2009 - Iran

3^rd IOAA:

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2008 - Indonesia

2^nd IOAA:

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2007 - Thailand

1^st IOAA: