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Pierre007080
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Please note that I am not even a physicist ... so please be gentle with me!
Question: When you guys work out rotational speeds of various suns in distant galaxies, do you consider General Relativity and the relative gravitational potential difference between us (the observer) and the star being measured?
Question: When you guys work out rotational speeds of various suns in distant galaxies, do you consider General Relativity and the relative gravitational potential difference between us (the observer) and the star being measured?