The celestial equator is an extension of Earth’s equator in the sky. The celestial equator divides the sky into the northern and southern hemispheres, just as Earth’s equator does. In order to …

2020年8月30日 · The celestial equator is an imaginary line that extends out from the Earth’s equator into the celestial sphere. It divides the celestial sphere in half (just like the real …

名詞解釋: 天球赤道是一個極大的圓圈（半徑由天球決定），由天球（參見celestial sphere）與平行於地球赤道（參見earth equator）之平面相交而成。 在早期的天文觀測，常用來測定星球 …

2022年10月18日 · celestial equator noun : the great circle on the celestial sphere midway between the celestial poles Example Sentences Recent Examples on the Web Orion the …

celestial equator is the great circle in which the plane of the terrestrial Equator intersects the celestial sphere; it consequently is equidistant from the celestial poles. When the Sun lies in its …

2022年10月5日 · In Equator. celestial equator is the great circle in which the plane of the terrestrial Equator intersects the celestial sphere; it consequently is equidistant from the …

Celestial Equator. Each day and night as the fixed stars appear to rotate around the earth like a giant celestial sphere, the circumpolar stars (above the horizon in the north) turn in circles …

The celestial equator is a great circle on the imaginary celestial sphere, in the same plane as the Earth's equator. In other words, it is a projection of the terrestrial equator out into space. …