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MCQAdvancedCelestial Coordinates & Time
USAAAO — 2026 First Round
Question 13
What is the smallest angular separation between Algol (β Per) and the Sun throughout the year? Algol’s declination is +40°57′, and its right ascension is 3h08min.
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Source
USAAAO 2026 First Round, Question 13. Question text, choices, and answer were transcribed from the official USAAAO exam and solutions PDFs.