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What would be the most reliable way to measure the mass of a star for which the distance is unknown?

nurse15

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What would be the most reliable way to measure the mass of a star for which the distance is unknown?

What would be the most reliable way to measure the mass of a star for which the distance is unknown?

▸

apply the mass-temperature relation

▸

measure its orbit around another star

▸

measure its radius, then compute its volume and multiply by density to get the mass

▸

compute its spectroscopic parallax, then apply the mass-luminosity relation

Textbook

ASTRO

ASTRO

Edition: 3^rd

Authors: Ghose, Milosevic-Zdjelar, Read

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