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OpenStudy (anonymous):
Which of the following is used to calculate the distance to a star based on subtle shifts in the star's position relative to an observer on Earth? Absolute magnitude Doppler shift Emissions Parallax
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OpenStudy (anonymous):
Hi Widsen, I would assume you refer to the Parallax, which is a stereometric approach via triangulation. The level of angular displacement between both viewpoints is a measure for the distance to the object.
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