希腊天文学家，曾绘制己知的最早的星象图，其中包括了850颗星星的位置，他对天空的观察奠定了托勒密的地心宇宙论的基础。
Greek astronomer who mapped the position of 850 stars in the earliest known star chart. His observations of the heavens form the basis of Ptolemy's geocentric cosmology.
在图25的底部，一个地心历表(使用Bretagnon和Simon 1986)给出了日食期间肉眼可见的行星的视位置。
At the bottom of Figure 25, a geocentric ephemeris (using Bretagnon and Simon 1986) gives the apparent positions of the naked-eye planets during the eclipse.
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