79. 2022年3月25日 15:07:44 : w7qBT2c85A : TXM5eHNhZEdzcm8=[1]
Perihelion shift of Mercury : P.S. (クリ)
Pertubation due to gravity other planets will be depending only mass and position of these (and speed of gravity will be infinite).
"The rapid motion of the heavenly bodies might conceivably result in some change in either the direction or the amount of their attraction toward each other at each moment ; but such was found not to be the case even with the most rapidly moving bodies of the solar system." Encyclopaedia Britannica 1969, Item "Gravitation"
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