 | Charles William Hackley - 1838 - 338 pages
...Mr Workman's table, is added, these theorems will be rendered strictly accurate. This is Table VI ; the middle latitude is to be found in the first column...correction. L = diff. of longitude. Then, (Art. 100, Form HI.) COS MXL tan course = -3 a But, (Art. 101, Rule 1.) rad. x L tan course = — D cos. M x L rad.... | |
 | Charles William Hackley - 1838 - 328 pages
...horizontal line with which, and under the given difference of latitude, is inserted the proper eorrection to be added to the middle latitude to obtain the latitude...longitude. Then, (Art. 100, Form III.) COS MXL tan course = j • But, (Art. 101, Rule 1.) rad. x L tan course = cos. M x L rad. XL rad. d • ; ==- -.'. COS.... | |
 | Charles Davies - 1841 - 414 pages
...middle latitude is to be found in the first column to the left. Then, along in the horizontal line, and under the given difference of latitude, is inserted...meridian distance is accurately equal to the departure. Thus, if the middle latitude be 37°, and the difference of latitude 18°, the correction will be found... | |
 | Charles Davies - 1835 - 388 pages
...imperfections of the middle lat16 ~ i.EXGNTS Or SURTBT1N6. .:..'.i -' .' .: PR1NC1PLES OF NAV16AT1ON. 183 the proper correction to be added to the middle latitude...meridian distance is accurately equal to the departure. Thus, if the middle latitude be 37°, and the difference of latitude 18°, the correction will be found... | |
 | John Radford Young - 1848 - 412 pages
...accurate, a correction becomes necessary. This correction is furnished by the present table ; the given middle latitude is to be found in the first column...proper diff. of lat. D = meridional diff. of lat. 7/1 = middle latitude. M = m -f correction. L = diff. of longitude. Then, (Trig. p. 75), tan. course... | |
 | Charles Davies - 1854 - 446 pages
...the middle latitude is to be found in the first column to the left. Then, along the horizontal line, and under the given difference of latitude, is inserted...meridian distance is accurately equal to the departure. Thus, if the middle latitude be 37°, and the difference of latitude 18°, the correction will be found... | |
 | Elias Loomis - 1855 - 192 pages
...and under the given difference of latitude, is inserted the proper correction in minutes, which must be added to the middle latitude to obtain the latitude in which the meridian distance is exactly equal to the departure. Thus, if the middle latitude is 41°, and the difference of -latitude... | |
 | Elias Loomis - 1859 - 372 pages
...to which, and under the given difference of latitude is inserted the proper correction in minutes, to be added to the middle latitude to obtain the latitude in which the meridian distance is accu rately equal to the departure. Thus, if the middle latitude is 41°, anc the difference of latitude... | |
 | Elias Loomis - 1862 - 176 pages
...to which, and under the given difference of latitude, is inserted the proper correction in minutes, to be added to the middle latitude to obtain the latitude in which the meridian distance is accu rately equal to the departure. Thus, if the middle latitude is 41o, and the difference of latitude... | |
 | Elias Loomis - 1865 - 400 pages
...to which, and under the given difference of latitude, 1s inserted the proper correction in minutes, to be added to the middle latitude to obtain the latitude in which the meridian distance is accu rately equal to the departure. Thus, if the middle latitude is 41°, and the difference of latitude... | |
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Then, along the horizontal line, and under the given difference of latitude, is inserted the proper correction to be added to the middle latitude to obtain the latitude in which the meridian distance is accurately equal to the departure. Thus, if the... 
