2005/07/20 | 赤纬[Declination]
类别(¤〖天文〗) | 评论(0) | 阅读(40) | 发表于 20:15
The celestial coordinate of an object corresponding to latitude projected on the sky. Declination is measured from -90° (projected south pole) to (projected north pole), with corresponding to the celestial equator.
0

评论Comments

日志分类
首页[1408]
∑〖数学〗[349]
Ω〖物理〗[357]
¤〖天文〗[343]
℃〖化学〗[359]