IOAA
International Olympiad on Astronomy and Astrophysics
Official papers grouped by olympiad edition.
Open competition pageResource Library
Resources
A deliberately curated archive of materials currently maintained on this site.
Competition Archive
Maintained competition materials grouped by olympiad, then organized year by year.
IAO
International Astronomy Olympiad
Selected archive and supplementary materials.
Open competition page
CNAO
Chinese National Astronomy Olympiad
National finals archive with Chinese-first documents.
Open competition pageMore coming later
These collections are intentionally kept low-profile until enough material is ready.
Study Notes
Notes Library
Selected notes will be published here over time.
Academic Papers
Paper Collection
Reading references will be shared as curated lists.
Code Projects
Code Archive
Reusable scripts and tools will be released in selected batches.
Presentation Documents
Slides and Talks
Talk decks and teaching slides will appear as selected resources.