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MCQIntermediateStars & Stellar Evolution
USAAAO — 2015 First Round
Question 12
Stars A and B are observed over a period of 1 year. Both stars appear to move with respect to the background stars from the position indicated on the left in the diagram below, to the position indicated on the right, and then back to the position on the left over the full year. Which star is further from the Earth?
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Source
Source: USAAAO First Round 2015, Question 12. The question depends on the diagram printed on the source PDF page.