5th IOAA

TThe 5th IOAA  was held in Poland at the end of August / beginning of September 2011, in the south of the country in and around the cities of Katowice, Chorzów and Kraków. It was being organised by the national Astronomy Olympiad Committee, the Silesian Planetarium and the local government of the province of Silesia, with the support of the Ministry of Education and the Pedagogical University of Cracow. Funding was provided by the province of Silesia and the Ministry of Education.

Materials funded by European Southern Observatory (ESO) served as additional prizes for the participants.