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MCQIntermediateStars & Stellar Evolution

USAAAO — 2016 First Round

Question 1

All RR Lyrae variables have an absolute magnitude M of approximately 0.75. If an RR Lyrae star is observed with an apparent magnitude of 16.0, what is the distance to the star in kpc?

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Source

Source: USAAAO 2016 First Round, Question 1.