vernal point 中文意思是什麼
vernal point
解釋
春分點-
The zero point is the vernal equinox, also called the point of aries.
零點是春分點，也叫做白羊座點。 -
The precession of the vernal equinox from the sun ' s entry into aries to some point in pisces, with similar consequences for the summer solstice, autumnal equinox, and winter solstice, has led to two different methods of calculating the samkranti ( entry ) of the sun into a sign
春分點的歲差運動過程中，太陽從白羊座進入雙魚座的某一點上，夏至，秋分和冬至也有相似的結果，已經引致了太陽進入一個星座的兩種不同計算模式。 -
The ecliptic coordinate system is defined as one which uses the ecliptic and the vernal equinox as the zero point. the ecliptic longitude of a body is the angular distance from 0 to 360 from the vernal equinox, measured eastwards along the ecliptic to the intersection of the body s circle of longitude
黃道是太陽在天球運行的軌道黃道座標系統是以黃道為基礎的座標系統：黃道經度是以春分點為零度的大圓圈，向東起計共360度，而天體的黃道經度是天體的經圈與春分點的角距離。
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