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MCQAdvancedExoplanets & Stellar Systems
USAAAO — 2023 First Round
Question 21
Consider the binary system Kepler-16, which has the primary star Kepler-16A and the secondary star Kepler-16B. It has an orbital period P = 41.08 days and the measured parallax is p = 13.29 mas. Calculate the total mass of the stars, using the fact that their maximum angular separation measured from Earth is θ = 2.98 mas and they are on an edge-on orbit.
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Source
USAAAO 2023 First Round. Question text, choices, and answer were transcribed from the official USAAAO exam and solutions PDFs.