 | Thomas Curtis (of Grove house sch, Islington) - 438 pages
...equator ; and hence in navigation the longitude of a place may also be said to be. or to be measured by, the arc of the equator intercepted between the first...considered as east or west, according as the place is eastward or westward of the first meridian. Englishmen refer to the meridian of Greenwich observatory... | |
 | 1834 - 578 pages
...of any place is its distance from a particular meridian, called the first meridian, measured on 14 the arc of the equator, intercepted between the first meridian and the meridian of the place; suppose PaApto be the particular meridian which is called the first meridian, then the arc... | |
 | John Gummere - Astronomy - 1837 - 506 pages
...meridian and a meridian through any place, is called the Longitude of that place. Longitude is measured by the arc of the equator, intercepted between the first meridian and the meridian passing through the place, and is called east or west according as the latter meridian is to the east... | |
 | Hugh Murray - Commercial geography - 1837 - 612 pages
...Assuming the meridian circle that passes through the zenith of any particular place as the FIRST MERIDIAN, the arc of the equator intercepted between the first meridian and the meridian circle passing through the zenith of any other place, is called the LONGITUDE of that place. It is... | |
 | Robert Simson (master of Colebrooke house acad, Islington.) - 1838 - 206 pages
...earth, and running through the poles. What is the longitude of a place ? The longitude of a place is the arc of the equator intercepted between the first meridian and the meridian of the place. How is longitude measured ? Degrees of longitude are not only measured on the equator, but... | |
 | William Augustus Norton - Astronomy - 1839 - 530 pages
...particular station, fixed upon as a circle to reckon from, and called the First Meridian. It is measured by the arc of the equator, intercepted between the first meridian and the meridian passing through the place, and is called East, or West, according as the latter meridian is to the... | |
 | Baptists - 1852 - 1080 pages
...for the purposes of navigation it may be so considered. (See the Treatise on Mathematical Geography.) the arc of the equator, intercepted between the first meridian and the meridian of the place; suppose P a Ap to be the particular meridian which is called the first meridian, then the... | |
 | Charles Joseph Riches - 1854 - 64 pages
...according as the object is north or south of the ecliptic. Q. What is the longitude of a place ? A. An arc of the equator intercepted between the first meridian and the meridian of the place. In England the first meridian passes through Greenwich. The longitude of a celestial body... | |
 | Gerardus Beekman Docharty - Geometry - 1867 - 474 pages
...meridian at the same angle. This course is called a rhumb line. 8. The longitude of a place is tbe arc of the equator intercepted between the first meridian and the meridian passing through the place. 9. The first meridian is arbitrarily assumed. That which passes through... | |
 | William Thomas Read - Nautical astronomy - 1869 - 176 pages
...meridian intercepted between the parallels of latitude drawn through the places. 9. Longitude is an arc of the equator intercepted between the "first meridian" and the meridian, over the place. (Never exceeds 183°). 10. Difference of longitude is the arc of the equator intercepted... | |
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Mathematical o>jgraphy.) the arc of the equator, intercepted between the first meridian... 
