Said of circles on a sphere whose plane passes through the center of the sphere, such as the equator and meridians of longitude. Surveyor 1 and C - Page 315by United States. Bureau of Naval Personnel - 1955 - 380 pagesFull view - About this book
| Horatio Nelson Robinson - Arithmetic - 1895 - 526 pages
...the points of which are equally distant from a point within called the center. 918. A Great Circle is any circle on a sphere whose plane passes through the center of the sphere. NOTE. — The circumference of a sphere is any great circle. 919. The Diameter of a sphere is a straight... | |
| Sophia Foster Richardson - Geometry, Solid - 1914 - 236 pages
...since the line segment joining them contains a point of the plane (§ 5, III, 2). 359. Definition. A circle on a sphere whose plane passes through the center of the sphere is called a great circle ; one whose plane does not pass through the center is called a small circle.... | |
| Herbert Edwin Hawkes, William Arthur Luby, Frank Charles Touton - Geometry, Solid - 1922 - 216 pages
...Hence the intersection of S and M is a circle of which C is the center. § 154 596. Great circle. A circle on a sphere whose plane passes through the center of the sphere is called a great circle. 597. Corollary I. All great circles of a sphere are equal and have for their... | |
| United States. Department of the Air Force - Navigation (Aeronautics) - 1959 - 430 pages
...Circle The daily apparent path of a body on the celestial sphere caused by the rotation of the earth. Great Circle Any circle on a sphere whose plane passes through the center of that sphere. Hour Circle A great circle on the celestial sphere passing through the celestial poles... | |
| John Woodruff - Juvenile Nonfiction - 2003 - 270 pages
...several different clusters are responsible, and there is no single Great Attractor. great circle A circle on a sphere whose plane passes through the center of the sphere. On the celestial sphere the celestial equator is a great circle, as are meridians (circles passing... | |
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