| James Atkinson - 1765 - 447 sider
...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 - 1770 - 447 sider
...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 - 1819
...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 - 1823 - 576 sider
...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... | |
| 1823
...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 - 1829
...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 - 1829
...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... | |
| |