mean motion
Noun
Meaning
mean motion (plural mean motions)
(astronomy, celestial mechanics) An angle of
τ
{\displaystyle \tau }
(radians) divided by the orbital period (of a celestial body in an elliptic orbit).
Noun
mean motion (plural mean motions)
(astronomy, celestial mechanics) An angle of
τ
{\displaystyle \tau }
(radians) divided by the orbital period (of a celestial body in an elliptic orbit).