…In 1843, the Royal Society of Sciences of Göttingen announced a prize for this problem. In response, JC Adams of England and UJJ Le Verrier of France independently began research and calculated the position of an unknown planet on the assumption that it existed outside Uranus and was disturbing the motion of Uranus. In England, J. Challis (1803-82) of the Cambridge Observatory conducted the search, but the lack of a detailed star chart made it difficult to observe. Meanwhile, when Galle of the Berlin Observatory received Le Verrier's letter on September 23, 1846, he conducted a search based on the newly created star chart, and within 30 minutes discovered an 8th magnitude star that was not on the chart, 52' off from the predicted position. … *Some of the terminology that mentions "Challis, J." is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…1843年,ゲッティンゲン王立科学協会がこの問題に賞金を出すと発表したのに応じて,イギリスのJ.C.アダムズとフランスのU.J.J.ルベリエは独立に研究を開始し,天王星の外側に未知の惑星が存在し,これが天王星の運動を乱しているという仮定のもとに未知の惑星の位置を計算した。イギリスではケンブリッジ天文台のチャリスJ.Challis(1803‐82)が捜索にあたったが,詳しい星図がなかったために観測は難航した。一方,ベルリン天文台のガレは,46年9月23日ルベリエの手紙を受けとると,作成されたばかりの星図をもとに捜索を行い,30分とたたないうちに予報と52′ずれた位置に星図にない8等星を発見した。… ※「Challis,J.」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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