...The most extensive catalogue is the Catalog of Galaxies and Clusters of Galaxies (1961-68) by F. Zwicky et al., which contains 31,350 galaxies and 9,700 clusters. The Andromeda Galaxy is referred to by its catalog number M31 or NGC224, but faint galaxies without catalog numbers are often referred to as "anonymous galaxies" by prefixing them with the letters A or An and adding their right ascension and declination coordinates, such as A16 38-30 58. *Some of the terminology explanations that mention "anonymous galaxy" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…収録数の多いものとしては,ツビッキーF.Zwickyらによる銀河と銀河団のカタログ(1961‐68)があり,3万1350個の銀河と9700の銀河団を収めている。アンドロメダ銀河はM31またはNGC224のカタログ番号で表記されるが,このようなカタログ番号の与えられていない暗い銀河は,無名銀河anonymous galaxyとして文字AまたはAnを冠し,その赤経,赤緯座標を付記してA16 38-30 58のように表記されることが多い。 ※「anonymous galaxy」について言及している用語解説の一部を掲載しています。 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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