spectroscopic parallax

noun

Definition of spectroscopic parallax

: the parallax of a star indicated by its absolute magnitude as deduced from the relative intensities of selected lines in its spectrum

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Cite this Entry

“Spectroscopic parallax.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spectroscopic%20parallax. Accessed 22 Sep. 2020.

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