When a binary star system revolves around an elliptical orbit, the companion star is at its farthest point from the main star, which is at the focus. The speed at which the two stars revolve around their common center of gravity is the slowest. → Periplanetary point Source : Heibonsha Encyclopedia About MyPedia Information |
連星が楕円軌道で公転しているとき,焦点に位置する主星から伴星がもっとも遠ざかった位置。二つの星が共通重心のまわりを回る速さがもっとも遅くなる。→近星点
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