celestial equator

基本解释

Today is another Equinox + 1 day, with the Sun crossing the celestial equator yesterday at about 17:32 Universal Time.
今天是另一个春分+1天，昨天世界时17：32太阳运行经过天赤道。
As the Sun crosses the celestial equator heading south, spring begins in the southern hemisphere and autumn in the north.
当太阳在天赤道上掉头向南的时候，南半球的春天开始而北半球则是秋天。
As the planets rise and fall on the celestial equator, Declination becomes another factor of planetary karma that we need to consider.
行星在天赤道（celestial equator）上的升落使得赤纬成为了业力占星学中需要考虑的第三个因素。

The largest optical telescopes on earth can distinguish between things that are separated by about one second of arc (a 1, 296, 000th of the celestial equator).
ECONOMIST: Pulsars: In a wink The

the great circle lying on the celestial sphere the plane of which is perpendicular to the line joining the north and south celestial poles (Also called equinoctial, equinoctial circle)