solar parallax
noun
: the parallax of the sun being the angle subtended at the sun by the semidiameter of the earth, having an adopted value of 8″.80, and constituting the fundamental datum for the dimensions of the solar system
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“Solar parallax.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20parallax. Accessed 23 Nov. 2024.
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