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MCQIntermediateCelestial Coordinates & Time

BAAO — 2021 Astronomy & Astrophysics Challenge

Question 7

Which of these stars are closest to the Sun in October 2021?

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Source

Source: British Astronomy and Astrophysics Olympiad (BAAO), Astronomy & Astrophysics Challenge 2021. Question text, answer-choice text, and answer were transcribed from the official BAAO paper and solutions PDFs; the explanation and metadata are original.