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MCQAdvancedOrbits, Gravitation & Dynamics
BAAO — 2022 Astronomy & Astrophysics Challenge
Question 9
An asteroid in a circular orbit around the Sun is at its closest to Earth every 300 days. What is its orbital speed? Assume the Earth’s orbit is also circular and that both orbit in the same direction.
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Source
Source: British Astronomy and Astrophysics Olympiad (BAAO), Astronomy & Astrophysics Challenge 2022. Question text, answer-choice text, and answer were transcribed from the official BAAO paper and solutions PDFs; the explanation and metadata are original.