English Dictionary

Ultima

固有名詞

The larger lobe of the trans-Neptunian object Ultima Thule, a contact binary object.

日本語の意味

超海王星天体『Ultima Thule』の接触連星天体における、大きい側の塊（葉状部分）を指す。

During the New Horizons flyby, scientists closely examined Ultima, the larger lobe of a contact binary, and discovered unexpected layers of icy material on its surface.

ニューホライズンズのフライバイ中、科学者たちは海王星以遠の接触連星天体の大きなローブを詳しく調査し、その表面に予想外の氷の層を発見した。

意味（1）

The larger lobe of the trans-Neptunian object Ultima Thule, a contact binary object.

For the purposes of discussion, MU₆₉’s larger and smaller lobes have been informally designated “Ultima” and “Thule,” respectively, by the New Horizons team. Ultima and Thule have best-fit measured diameters of ~19.5 and ~14.2km, respectively, with errors of only a few percent at this time.