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International Olympiad on Astronomy and Astrophysics (IOAA)

International Olympiad on Astronomy and Astrophysics

DeadlineBy invitationGrades9, 10, 11, 12FormatIn-PersonMajorsAstronomy, Physics

Theoretical, data-analysis and observational rounds covering celestial mechanics, stellar astrophysics and cosmology, including night-sky observation and planetarium examinations.