...Inother words, he carries the division of the zodiac a step further, anddivides each sign into three equal parts, the "decans" of theastrologers, each containing 10° (deka) of the ecliptic... 
E. Walter Maunder 「The Astronomy of the Bible」
..., he measured the obliquity of the ecliptic, making it23° 51’, confirming our knowledge of its continuous diminutionduring historical times...
George Forbes 「History of Astronomy」
...He measured the obliquity of the ecliptic, and agreed withEratosthenes...
George Forbes 「History of Astronomy」
...It is due to a steadyrevolution of the earth’s pole round the pole of the ecliptic once in26,000 years in the opposite direction to the planetary revolutions...
George Forbes 「History of Astronomy」
...In 1787 Herschel discovered two satellites, both revolving in nearly the sameplane, inclined 80° to the ecliptic, and the motion of both wasretrograde...
George Forbes 「History of Astronomy」
...Note the star μ, which serves to point out the Winter Solstice, wherethe solstitial colure intersects the ecliptic...
William Tyler Olcott 「A Field Book of the Stars」
...The equator, ecliptic, and equinoctial colure intersect each other ata point close to the star η...
William Tyler Olcott 「A Field Book of the Stars」
...He will observe that a portion of an ellipse hasbeen traced on each of them, and that this line has been designatedthe Ecliptic, which simply means the sun's apparent pathway across thesky...
William Tyler Olcott 「A Field Book of the Stars」
...But the comet crossedthe ecliptic (the plane in which the earth travels round the sun)between the epochs named, crossing it at a great angle...
Richard A. Proctor 「Myths and Marvels of Astronomy」
...The obliquity of the ecliptic was accurately determined, and an arc ofthe meridian was measured between Syene and Alexandria...
Thomas Orchard 「The Astronomy of Milton's 'Paradise Lost'」
...The great path of the Sun among the constellations as seen from theEarth is called the Ecliptic...
Thomas Orchard 「The Astronomy of Milton's 'Paradise Lost'」
...The Earth’s axis isinclined 63° 33' to the plane of the ecliptic, and is always directed tothe same point in the heavens...
Thomas Orchard 「The Astronomy of Milton's 'Paradise Lost'」
...This is called the ecliptic, and theconstellations through which it passes form a belt around the heavensknown as the zodiac...
Robert Stawell Ball 「The Story of the Heavens」
...The centre of the circle in the constellation of Draco is the pole ofthe ecliptic...
Robert Stawell Ball 「The Story of the Heavens」
...This pointis about 5° from the pole of the ecliptic...
Robert Stawell Ball 「The Story of the Heavens」
便利！手書き漢字入力検索