Positional astronomy - Ichitenmongaku
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A branch of astronomy that deals with the positions and movements of celestial bodies. It is compared to physical astronomy, which deals with astrophysics, stellar astronomy, cosmology, etc. It is further divided into spherical astronomy, practical astronomy, celestial mechanics, and applied astronomy (geodetic astronomy, celestial navigation, etc.). Source : Heibonsha Encyclopedia About MyPedia Information |
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天体の位置や運動を扱う天文学の一部門。天体物理学，恒星天文学，宇宙論などを扱う物理的天文学に対していう。球面天文学，実地天文学，天体力学，応用天文学（測地天文学，天文航法など）に細分される。
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