Abbreviation: Hor. A small constellation seen near the southern horizon in the winter sky, south of Eridanus. It was newly established as a southern constellation by the 18th century French astronomer NL Lacaille, and was named after the pendulum clock invented by C. Huygens, but it has no bright stars. Its approximate position is 3h20m in right ascension and -52° in declination. It reaches its culmination at 8pm in early January. [Ishida Goro] Source: Heibonsha World Encyclopedia, 2nd Edition Information |
略号Hor。冬空の南の地平線近くに見える小星座で,エリダヌス座の南にある。18世紀フランスの天文学者N.L.ラカイユが新設した南天星座で,C.ホイヘンスが発明した振子時計にちなんでこの名まえが採用されたが,輝星はない。概略位置は赤経3h20m,赤緯-52゜。午後8時の南中は1月上旬である。【石田 五郎】
出典 株式会社平凡社世界大百科事典 第2版について 情報 |
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