 | Charles William Hackley - 1838 - 338 pàgines
...3. Let now the object be at s", south of the equinoctial, and the zenith to the north of the object, then the latitude EZ is equal to the difference between...south at the time of observation. Observed alt. of ©'s LL . 47° 18' 0" Dip. of the horizon . . — 4 17 App. alt. of ©'s LL 46 1343. The longitude... | |
 | William Augustus Norton - 1839 - 530 pàgines
...distance and declination are of the same name their sum will be equal to the latitude ; but if they are of different names, their difference will be the latitude, of the same name with the greater. This method supposes the declination of the body to be known. The declination of... | |
 | John Gummere - 1842 - 516 pàgines
...are of the same name, their sum will be the latitude, which will be of that name ; and when they are of different names, their difference will be the latitude of the same name with the greater quantity; observing however that when the body passes the meridian below the pole,... | |
 | Charles William Hackley - 1851 - 536 pàgines
...product added or subtracted will produce the declination at the time of meridian transit at the ship. Call the zenith distance north or south, according...be the latitude, of the same name as the greater. EXAMPLE. 1. Ship Admiral, from New York to Havre, at sea Jan. 4th, 1850. Longitude 25o W. Observed... | |
 | Janet Taylor - 1851 - 674 pàgines
...whether it be north or south. Then, if the zenith distance and declination be of the same name their sum, but if of different names, their difference will be the latitude of the same name with the greater. When the horizon under the sun is obstructed by land, the dip is to be taken from... | |
 | John Gummere, Ezra Otis Kendall - 1854 - 484 pàgines
...are of the same name, their sum will be the latitude, which will be of that name ; and when they are of different names, their difference will be the latitude of the same name with the greater quantity ; observing, however, that when the body passes the meridian below the pole,... | |
 | Janet Taylor - 1865 - 184 pàgines
...distance will be south. Then if the declination and zenith distance are both of the same name their sum, but if of different names their difference will be the latitude, of the same name with the greater. 4. 1868. January 29th, in long, 80° 30' E., the observed meridian altitude O 59°... | |
 | James Pryde - 1867 - 506 pàgines
...south, will be the latitude sought, and of the same name i but if the one be north and the other south, their difference will be the latitude, of the same name as the greater. 4. If the elevated pole and the observed object be on the same side of the zenith, subtract the declination... | |
 | John William Norie, J. W. Saul - 1917 - 642 pàgines
...of same name as both ; but if one be N. and the other S. subtract the less from the greater, and the difference will be the latitude of the same name as the greater. Example. — February 2ist, 1890, at about 5h. 3om. am at ship, in longitude 109° 45' E., suppose... | |
| |
If the zenith distance and declination be of the same name, that is, both north or both south, their sum will be the latitude ; but, if of different names, their difference will be the latitude, of the same name as the greater. 