近きん点てん角かく

noun

anomaly

In astronomy, the angular distance of a planet or other body from its perihelion (or periapsis) as seen from the sun (or central body). A technical term used in celestial mechanics.

• ケプラーの方ほう程てい式しきを使つかって、惑わく星せいの近きん点てん角かくを計けい算さんする。

  Calculate the planet's anomaly using Kepler's equation.