Bogotá, Colombia November 14th - 21st 2021

Participating Countries:

Armenia - Azerbaijan - Bangladesh - Brazil - Bulgaria - Canada - China - Croatia - Cyprus - Czech Republic - Estonia - Georgia - Germany - Greece - Hungary - Bolivia - Chile - Colombia - Paraguay - Ecuador - India - Indonesia - Iran - Kazakhstan - Latvia - Lithuania - Malaysia - Nepal - Norway - Pakistan - Philippines - Poland - Portugal - Rep of Belarus - Republic of Korea - Romania - Russia - Serbia - Singapore - Slovakia - Slovenia - Sweden - Thailand - Ukraine - United Arab Eemirates - United Kingdom - United States of America - Vietnam

About IOAA

International Olympiad on Astronomy and Astrophysics (IOAA) is an annual event for highly performed high school students from all around the world. Established in Thailand 2006, it was initiated by five countries including Thailand, Indonesia, Iran, China and Poland with the aim to proliferate Astronomy among high school students, to foster friendship among young astronomers at international level so as to build cooperation in the field of Astronomy in the future among the young scholars.

The logo is conformed by the acronym IOAA, where the first letter is represented by the silhouette of the building of the National Astronomical Observatory of Colombia, the oldest observatory in America. It is located in Bogotá where it was founded in 1803. The capital city of Colombia is bordered by two famous hills, Monserrate and its neighbor Guadalupe, which are icons of Bogota's cityscape that decorate the logo’s background. The map of Colombia is placed inside the letter O. A star is displayed at the base of the same letter