我的问题是,冥王星此时是在近地点还是远地点?
The angular deviation, as observed from the sun, of a planet from its perihelion .近点距离, 近点角从太阳观察到的行星距近日点的角度偏差。
But it's not that simple either, because the dates of the perihelion and aphelion are also shifting.但这并不是简单的一件事情,因为近日点和远日点的日期都会变换。