 | Mungo Murray - Electronic books - 1754 - 490 pages
.../://»:: L b : b £, that is the meridional difference of latitude is to the difference of longitude, as the proper difference of latitude is to the departure. As the meridional difference of latitude 1427 3.154424 • Is to the proper difference of latitude 1063 3-0*6533 So is the difference of longitude... | |
 | Andrew Wakely - Compass - 1780 - 350 pages
...Long. 53 36 W. ^ 60 60 Minutes 2219 Minutes 3216 To anfwer the Queftion, the Proportions are thefe. 1. As the Meridional Difference of Latitude, is to the Difference of Longitude, fo is Radius to the Tangent of the Courfe. 2. As the Sine Complement of the Courfe is to the Difference... | |
 | John Hamilton Moore - Nautical astronomy - 1791 - 578 pages
...more than enlarging the Difference of Latitude that the Difference of Longitude may be in Proportion to the Departure, as the Meridional Difference of Latitude is to the proper Difference of Latitude, the Courfe continuing the fame ; and the Sine Complement, or Tangent... | |
 | Colin Macfarquhar, George Gleig - Encyclopedias and dictionaries - 1797 - 430 pages
...longitude between them, the bearing from one to the other is diicovcred by the following analogy : As the meridional difference of latitude Is to the difference of longitude ; So is radius To the tangent bearing. BEARING is alfo the fituation of any diflant object, eflimated... | |
 | John Hamilton Moore - Nautical astronomy - 1807 - 586 pages
...is to the departure, fo is the meridional difference of latitude to the difference of longitude; and As the meridional difference of latitude is to the difference of longitude, fo is the proper difference of latitude to the departure. Since by lençthening or fhortening the fides... | |
 | John Hamilton Moore - Nautical astronomy - 1807 - 676 pages
...to the departure, fo-is the meridional difference of latitude to the difference of longitude ; and As the meridional difference of latitude is to the difference of longitude, fo is the proper difference of latitude to the departure. Since by lengthening or ihortening the fides... | |
 | Thomas Keith - Navigation - 1810 - 478 pages
...parts of each point of greater latitude. FROFOSITION II. (E) Radius, is to the tangent of the course; as the meridional difference of latitude, is to the Difference of longitude. In the annexed figure EC is the proper difference of latitude, DC the meridional difference of latitude,... | |
 | Nautical astronomy - 1821 - 708 pages
...difference latitude 4462 From these principles it follows, that in sailing upon any course, the true or proper difference of latitude is to the departure...difference of latitude is to the difference of longitude. Hence if MI (in the figure of Case I. following) be the proper difference of latitude, IO the departure,... | |
 | Thomas Keith - Navigation - 1826 - 504 pages
...parts of each point of greater latitude. PROPOSITION II. (E) Radius, is to the tangent of the course ; as the meridional difference of latitude, is to the difference of longitude, In the annexed figure вс is the proper difference of latitude, DC the meridional difference of latitude,... | |
 | Thomas Keith - 1839 - 498 pages
...6970:3390 8375-197O 10764-6210 16299-5563 PROPOSITION II. (696) Radius is to the tangent of the course, as the meridional difference of latitude is to the difference of longitude. In the annexed figure BC is the proper difference of latitude, DC the meridional difference of latitude,... | |
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Radius, is to the tangent of the course; as the meridional difference of latitude, is to the Difference of longitude. 
