Its abbreviation is PsA. It is an autumn constellation that follows Capricornus and Aquarius to the south. In Greek mythology, it resembles a fish when the goddess Aphrodite, chased by the monster Typhon, escapes by fleeing to the bottom of a river. The alpha star, Fomalhaut (meaning fish's mouth), has a luminosity of 1.2 magnitude and a spectral type of A3. In China, it was called "Hokurakushimon," the northern gate of the capital of Chang'an. In Japan, it is called "Minamino Hitotsuboshi." Its approximate position is at right ascension 22h0m and declination -32°. It reaches noon in the meridian at 8pm in mid-October. [Ishida Goro] Source: Heibonsha World Encyclopedia, 2nd Edition Information |
略号はPsA。やぎ座,みずがめ座の南につづく秋の星座。ギリシア神話で怪物テュフォンに追われた女神アフロディテが難をさけて川底に逃げたときの魚の姿である。α星フォーマルハウト(魚の口の意)は光度1.2等,スペクトル型A3で,中国では長安の都の北門である〈北落師門〉の名で呼ばれた。日本では〈みなみのひとつぼし〉の名がある。概略位置は赤経22h0m,赤緯-32゜。午後8時の南中は10月中旬である。【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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