Diagram on the plane of the celestial equator

天赤道平面图

Either of two points on the celestial sphere at which the ecliptic intersects the celestial equator.

在天球上天赤道与黄道相切的两点中的任一点.

The angular distance along the celestial equator from the observer's meridian to the hour circle of a given celestial body.

从观测者所在的子午线到给定天体的子午线沿着天赤道的角距离。

The sphere , which was marked with stars , the celestial equator and the ecliptic , was mainly used to show the positions of celestial objects at different times.

这仪器又称浑象，球上刻有星宿赤道黄道等，主要是用来显示天体在不同时间的位置。