 | Olinthus Gilbert Gregory - 1802 - 590 pages
...longitude ; but if it be supposed seen from the centre of the sun, then is the longitude heliocentric, 47. The latitude of a heavenly body is its distance from the ecliptic, measured upon a secondary to the ecliptic drawn through the body. If the latitude be such as is seen... | |
 | Jeremiah Joyce - Astronomy - 1815 - 680 pages
...of the sun's latitude. Tutor. I dare say your brother can give you a reason for this. Charles. Since the latitude of a heavenly body is its distance from the ecliptic, and since the sun is always in the ecliptic, therefore he can have no latitude. Tutor. The longitude... | |
 | William Jillard Hort - 1822 - 308 pages
...the horizon, and for determining the distances and the bearings of places. Upon the celestial globe, the latitude of a heavenly body is its distance from the ecliptic, measured upon a circle of longitude ; and the longitude of a heavenly body is its distance from the... | |
 | John Hubbard Wilkins - Astronomy - 1822 - 158 pages
...illustrated and explained to young pupils; familiar examples will readily occur to the instructor. 57. Hence the latitude of a heavenly body is its distance from the ecliptic, on a secondary to the ecliptic passing through it; and, like latitude on the earth, can never exceed... | |
 | John Hubbard Wilkins - Astronomy - 1825 - 151 pages
...illustrated and explained to young pupils ; familiar examples will readily occur to the instructer. 63. Hence the latitude of a heavenly body is its distance from the ecliptic, on a secondary to the ecliptic passing through it ; and, like latitude on the earth, can never exceed... | |
 | Levi Washburn Leonard - New Hampshire - 1827 - 398 pages
...ecliptic ; which points are twenty-three degrees twenty-eight minutes from the celestial poles. Hence the latitude of a heavenly body is its distance from the ecliptic, measured on a secondary to the ecliptic ; and like latitude on the earth, it can never exceed ninety... | |
 | Jeremiah Joyce - Astronomy - 1828 - 262 pages
...of the sun's latitude. Tutor. I dare say your brother can give you a reason for this. Charles. Since the latitude of a heavenly body is its distance from the ecliptic, and since the sun is always in the ecliptic, therefore he can have no latitude. Tutor. The longitude... | |
 | John Hubbard Wilkins - Astronomy - 1829 - 202 pages
...illustrated and explained to young pupils ; familiar examples will readily occur to the instructor. 03. Hence the latitude of a heavenly body is its distance from the ecliptic, on a secondary to the ecliptic passing through it ; and, like latitude on the earth, can never exceed... | |
 | Levi Washburn Leonard - Science - 1830 - 350 pages
...ecliptic ; which points are twenty-three degrees twenty-eight minutes from the celestial poles. Hence the latitude of a heavenly body is its distance from the ecliptic, measured on a secondary to the ecliptic ; and like latitude on the earth, it can never exceed ninety... | |
 | Thomas Squire - Astronomy - 1836 - 332 pages
...retrograde ; and at other times they seem to have no motion at all, when they are said to be stationary. 22. The latitude of a heavenly body is its distance from the ecliptic, measured upon a secondary to it passing through the body. Its latitude, as seen from the earth, is... | |
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Hence the latitude of a heavenly body is its distance from the ecliptic, measured on a secondary to the ecliptic ; and like latitude on the earth, it can never exceed ninety degrees. 
