| 单词 | octans hadleianus |
| 释义 | > as lemmasOctans Hadleianus (The name of) a faint constellation in the southern sky, containing the south celestial pole; the Octant; formerly (more fully) †Octans Hadleianus. Also (in form Octantis) used as postmodifier in the names of stars belonging to this constellation. Abbreviated Oct (without point). ΚΠ 1810 J. Greig Astrography vi. 179 Octans Hadleianus. Hadley's quadrant [sic], from which this constellation has its name, in honour of the important discovery, was invented by John Hadley, Esq. about 1730. 1824 Philos. Trans. (Royal Soc.) 114 470 (table) γ 3 Octantis. 1837 Penny Cycl. VII. 475/2 Octans, L., Ophiuchus, Orion, [etc.]. 1869 E. Dunkin Midnight Sky 117 The small star, Sigma Octantis, pointing out the position of the south pole, is midway between Pavo and Argo Navis. 1910 Encycl. Brit. VII. 14/1 Nicolas Louis de Lacaille..introduced the following new constellations:—..Octans (Octant). 1990 P. S. Harrington Touring Universe through Binoculars vii. 185 Pi1 and Pi2 Octantis combine into a wide optical double star for far southern observers. < as lemmas |
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