 | James Atkinson - Navigation - 1765 - 504 pages
...45d. •• T. 5id. 32m. : : T. 33d. •• S. 54d. 49m. the Sun's Azimuth from the Eaft. That is, As Radius, is to the Tangent of the Latitude: So is the Tangent of the Sun's Altitude (wnen jn the Equlnodrial) to the Sine Complement of his Azicmjfh from the South, that... | |
 | James Atkinson - Navigation - 1770 - 514 pages
...AsT. 45d. --T. 5id, 32m. : : T, 33d. •• S. 5<jd 4gm. the Sun's Azimuth from the Eaft. That is, As Radius is to the Tangent of the Latitude ; So is the Tangent of the Sun's Altitude (when In t1 jio&ial) to the Sine Complement of his Azimuth from fhat is 35d. nm. South... | |
 | William Nicholson - Natural history - 1819 - 376 pages
...tangent of the latitude of the place, so is the tangent of the sun's or star's altitude, for instance, to the co-sine of the azimuth from the south at the time of the equinox. AZIMUTH, magneticul, an arch of the horizon, intercepted between the azimuth, or vertical circle, passing... | |
 | James Mitchell - Mathematics - 1823 - 666 pages
...ascensional Difference of the Sunt having the Sun's Declination and the Latitude of the Place. Say, As radius Is to the tangent of the latitude, So is the tangent of the sun's declination To the siue of the ascensional difference. When ihe latitude and declination have... | |
 | Encyclopedias and dictionaries - 1823 - 894 pages
...tangent of the latitude of the place, so is the tangent of the sun's or star's altitude, lor instance, to the cosine of the azimuth from the south, at the time of the equinox. Magnctical AZIMUTH, an arch of the horizon intercepted between the azimuth, or vertical circle, pasting... | |
 | Thomas Curtis - Aeronautics - 1829 - 852 pages
...difference, you must have the latitude of the place, and the sun's declination given : then say, as the radius is to the tangent of the latitude ; so is the tangent of the sun's declination to the sine of the ascensional difference sought. This, converted into time, shows... | |
 | Thomas Curtis (of Grove house sch, Islington) - 798 pages
...ascension. Hence, from the principles of spherics, we have the following proportion : — As radius to the tangent of the latitude, so is the tangent of the sun's declination to the sir* of the sun's ascensions! difference required. When the sun is in tiit... | |
 | Thomas Curtis - Aeronautics - 1829 - 814 pages
...ascension. Hence, from the principles of spherics, we have the following proportion : — As radius to the tangent of the latitude, so is the tangent of the sun's declination to the sir«of the sun's ascensional difference required. When the sun is in the... | |
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As radius Is to the tangent of the latitude; So is the tangent of the sun's declination To the sine of the ascensional difference sought. This, converted into time, shows how much he rises... 